{"id":2693,"date":"2026-07-27T06:58:56","date_gmt":"2026-07-27T06:58:56","guid":{"rendered":"https:\/\/fschier.com\/?p=2693"},"modified":"2026-07-27T07:23:20","modified_gmt":"2026-07-27T07:23:20","slug":"cac-su-co-thuong-gap-o-tay-nam-cua-so-lung-lay-chung-xuong-ket-va-oc-vit-long-leo-cach-khac-phuc","status":"publish","type":"post","link":"https:\/\/fschier.com\/vi\/cac-su-co-thuong-gap-o-tay-nam-cua-so-lung-lay-chung-xuong-ket-va-oc-vit-long-leo-cach-khac-phuc\/","title":{"rendered":"C\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p \u1edf tay n\u1eafm c\u1eeda s\u1ed5: L\u1eafc l\u01b0, ch\u00f9ng xu\u1ed1ng, k\u1eb9t v\u00e0 \u1ed1c v\u00edt l\u1ecfng l\u1ebbo"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Tay c\u1ea7m k\u1ec3 nh\u1eefng c\u00e2u chuy\u1ec7n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi tay n\u1eafm c\u1eeda s\u1ed5 b\u1eaft \u0111\u1ea7u lung lay, ch\u00f9ng xu\u1ed1ng, b\u1ecb k\u1eb9t ho\u1eb7c b\u1ecb k\u00e9o ra kh\u1ecfi \u0111\u1ebf, nh\u1eefng chuy\u1ec3n \u0111\u1ed9ng c\u00f3 th\u1ec3 quan s\u00e1t th\u1ea5y th\u01b0\u1eddng l\u00e0 tri\u1ec7u ch\u1ee9ng cu\u1ed1i c\u00f9ng c\u1ee7a m\u1ed9t s\u1ef1 c\u1ed1 b\u1eaft ngu\u1ed3n t\u1eeb n\u01a1i kh\u00e1c: b\u00ean trong \u1ed5 tr\u1ee5c, ph\u00eda sau t\u1ea5m c\u1ed1 \u0111\u1ecbnh, d\u1ecdc theo m\u00e9p c\u00e1nh c\u1eeda s\u1ed5, ho\u1eb7c t\u1ea1i h\u1ed9p s\u1ed1 b\u1ecb qu\u00e1 t\u1ea3i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1i sao ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u00e0y v\u1eabn ti\u1ebfp t\u1ee5c coi \u0111\u00e2y l\u00e0 v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn hai tr\u1ee5c v\u00edt?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quan \u0111i\u1ec3m c\u1ee7a t\u00f4i r\u1ea5t r\u00f5 r\u00e0ng: \u0111\u1eebng bao gi\u1edd si\u1ebft ch\u1eb7t tay n\u1eafm c\u1eeda s\u1ed5 cho \u0111\u1ebfn khi b\u1ea1n bi\u1ebft r\u00f5 nguy\u00ean nh\u00e2n khi\u1ebfn n\u00f3 b\u1ecb l\u1ecfng. M\u1ed9t chi\u1ebfc tu\u1ed1c-n\u01a1-v\u00edt c\u00f3 th\u1ec3 che gi\u1ea5u tri\u1ec7u ch\u1ee9ng trong m\u1ed9t tu\u1ea7n, trong khi c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 ren b\u1ecb m\u00f2n, khung c\u1eeda b\u1ecb x\u1ec7, \u0103n m\u00f2n ho\u1eb7c l\u1ef1c kh\u00f3a qu\u00e1 l\u1edbn v\u1eabn ti\u1ebfp t\u1ee5c l\u00e0m h\u1ecfng c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eefng h\u1ec7 l\u1ee5y v\u1ec1 an to\u00e0n kh\u00f4ng ch\u1ec9 l\u00e0 l\u00fd thuy\u1ebft. V\u00e0o ng\u00e0y 7 th\u00e1ng 4 n\u0103m 2026, <a href=\"https:\/\/www.cpsc.gov\/Newsroom\/News-Releases\/2026\/CPSC-Urges-Families-to-Protect-Children-During-National-Window-Safety-Week\" target=\"_blank\" rel=\"noopener\">\u1ee6y ban An to\u00e0n S\u1ea3n ph\u1ea9m Ti\u00eau d\u00f9ng Hoa K\u1ef3 \u0111\u00e3 b\u00e1o c\u00e1o<\/a> Theo \u01b0\u1edbc t\u00ednh, c\u00f3 kho\u1ea3ng 5.600 tr\u1ebb em d\u01b0\u1edbi 12 tu\u1ed5i \u0111\u00e3 ph\u1ea3i \u0111i\u1ec1u tr\u1ecb t\u1ea1i khoa c\u1ea5p c\u1ee9u sau khi b\u1ecb ng\u00e3 t\u1eeb c\u1eeda s\u1ed5 v\u00e0o n\u0103m 2024. Kho\u1ea3ng m\u1ed9t ph\u1ea7n ba trong s\u1ed1 \u0111\u00f3 ph\u1ea3i nh\u1eadp vi\u1ec7n. CPSC c\u0169ng ghi nh\u1eadn \u00edt nh\u1ea5t 25 tr\u01b0\u1eddng h\u1ee3p t\u1eed vong trong giai \u0111o\u1ea1n t\u1eeb n\u0103m 2021 \u0111\u1ebfn n\u0103m 2023, v\u1edbi 80% x\u1ea3y ra t\u1eeb th\u00e1ng 5 \u0111\u1ebfn th\u00e1ng 10.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea3n th\u00e2n tay n\u1eafm kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 an to\u00e0n. Tuy nhi\u00ean, n\u1ebfu tay n\u1eafm kh\u00f4ng c\u00f2n \u0111\u00f3ng, kh\u00f3a ho\u1eb7c \u0111i\u1ec1u khi\u1ec3n l\u1ed7 m\u1edf m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c th\u00ec c\u1ea7n ph\u1ea3i x\u1eed l\u00fd ngay l\u1eadp t\u1ee9c.<\/p>\n\n\n\n<h2 id=\"the-hard-truth-most-window-handle-problems-start-somewhere-else\" class=\"wp-block-heading\">S\u1ef1 th\u1eadt ph\u0169 ph\u00e0ng: H\u1ea7u h\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn tay n\u1eafm c\u1eeda s\u1ed5 \u0111\u1ec1u b\u1eaft ngu\u1ed3n t\u1eeb m\u1ed9t n\u01a1i kh\u00e1c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tay n\u1eafm c\u1eeda s\u1ed5 kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 n\u01a1i \u0111\u1ec3 tay b\u1ea1n b\u00e1m v\u00e0o. Tr\u00ean c\u00e1c lo\u1ea1i c\u1eeda s\u1ed5 m\u1edf ra ngo\u00e0i, c\u1eeda s\u1ed5 nghi\u00eang v\u00e0 xoay, ho\u1eb7c c\u1eeda s\u1ed5 ki\u1ec3u espagnolette, tay n\u1eafm n\u00e0y truy\u1ec1n l\u1ef1c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng qua m\u1ed9t tr\u1ee5c vu\u00f4ng ho\u1eb7c b\u1ed9 truy\u1ec1n \u0111\u1ed9ng b\u00e1nh r\u0103ng v\u00e0o th\u00e2n kh\u00f3a, thanh d\u1eabn \u0111\u1ed9ng, c\u00e1c cam, con l\u0103n h\u00ecnh n\u1ea5m, m\u00f3c kh\u00f3a ho\u1eb7c c\u00e1c \u0111i\u1ec3m kh\u00f3a kh\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea7n g\u1ea1t c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y ch\u1ec9 l\u00e0 ph\u1ea7n ph\u00eda tr\u01b0\u1edbc m\u00e0 th\u00f4i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t tay n\u1eafm thay th\u1ebf gi\u00e1 r\u1ebb c\u00f3 th\u1ec3 c\u00f3 gi\u00e1 kho\u1ea3ng t\u1eeb 8 \u0111\u1ebfn 20 b\u1ea3ng Anh tr\u00ean th\u1ecb tr\u01b0\u1eddng b\u00e1n l\u1ebb t\u1ea1i Anh, trong khi h\u01b0\u1edbng d\u1eabn n\u0103m 2025 \u0111\u00e3 c\u00f4ng b\u1ed1 cho bi\u1ebft chi ph\u00ed thay th\u1ebf chuy\u00ean nghi\u1ec7p b\u1eaft \u0111\u1ea7u t\u1eeb kho\u1ea3ng 40 b\u1ea3ng Anh tr\u1edf l\u00ean. S\u1ef1 ch\u00eanh l\u1ec7ch gi\u00e1 n\u00e0y khi\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi mu\u1ed1n thay th\u1ebf tay n\u1eafm ngay l\u1eadp t\u1ee9c. Tuy nhi\u00ean, vi\u1ec7c thay th\u1ebf m\u1ed9t tay n\u1eafm gi\u00e1 \u00a315 m\u00e0 kh\u00f4ng ki\u1ec3m tra chi\u1ec1u d\u00e0i tr\u1ee5c, kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c v\u00edt, l\u1ef1c c\u1ea3n c\u1ee7a kh\u00f3a v\u00e0 \u0111\u1ed9 th\u1eb3ng h\u00e0ng c\u1ee7a c\u00e1nh c\u1eeda l\u00e0 m\u1ed9t c\u00e1ch ti\u1ebft ki\u1ec7m sai l\u1ea7m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng b\u1ea5t k\u1ef3 s\u1ea3n ph\u1ea9m n\u00e0o, h\u00e3y x\u00e1c \u0111\u1ecbnh xem l\u1edbp n\u00e0o \u0111\u00e3 b\u1ecb h\u1ecfng:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>L\u1edbp \u0111\u00f2n b\u1ea9y:<\/strong> Tay c\u1ea7m, l\u00f2 xo h\u1ed3i v\u1ecb, ch\u1ed1t gi\u1eef ho\u1eb7c th\u00e2n tay c\u1ea7m b\u00ean trong \u0111\u00e3 b\u1ecb m\u00f2n.<\/li>\n\n\n\n<li><strong>L\u1edbp l\u1eafp \u0111\u1eb7t:<\/strong> C\u00e1c \u1ed1c v\u00edt, ren, t\u1ea5m \u0111\u1ebf, b\u1ed9 ph\u1eadn gia c\u1ed1 ho\u1eb7c th\u00e0nh t\u01b0\u1eddng \u0111\u1ecbnh h\u00ecnh kh\u00f4ng c\u00f2n gi\u1eef ch\u1eb7t tay n\u1eafm n\u1eefa.<\/li>\n\n\n\n<li><strong>L\u1edbp truy\u1ec1n \u0111\u1ed9ng:<\/strong> Tr\u1ee5c vu\u00f4ng 7 mm, b\u1ed9 d\u1eabn h\u01b0\u1edbng, b\u1ed9 chia ho\u1eb7c b\u1ed9 truy\u1ec1n \u0111\u1ed9ng \u0111\u00e3 xu\u1ea5t hi\u1ec7n \u0111\u1ed9 r\u01a1 qu\u00e1 m\u1ee9c.<\/li>\n\n\n\n<li><strong>L\u1edbp h\u1ec7 th\u1ed1ng c\u1eeda s\u1ed5:<\/strong> B\u1ea3n l\u1ec1 b\u1ecb ch\u00f9ng, khung c\u1eeda b\u1ecb x\u00ea d\u1ecbch, ch\u1ed1t kh\u00f3a b\u1ecb l\u1ec7ch, \u00e1p l\u1ef1c c\u1ee7a gio\u0103ng, b\u1ee5i b\u1ea9n ho\u1eb7c s\u1ef1 \u0103n m\u00f2n \u0111ang khi\u1ebfn \u1ed5 kh\u00f3a kh\u00f3 v\u1eadn h\u00e0nh.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1edbp th\u1ee9 t\u01b0 \u0111\u00f3 l\u00e0 nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p thay th\u1ebf l\u00e3ng ph\u00ed nh\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 <a href=\"https:\/\/fschier.com\/vi\/cach-ngan-chan-hien-tuong-ket-o-khoa-cua-so-nhieu-diem\/\">Ng\u0103n ch\u1eb7n hi\u1ec7n t\u01b0\u1ee3ng k\u1eb9t \u1edf c\u00e1c lo\u1ea1i kh\u00f3a c\u1eeda s\u1ed5 nhi\u1ec1u \u0111i\u1ec3m<\/a> \u0111\u1ec1u ch\u1ec9 ra c\u00f9ng m\u1ed9t v\u1ea5n \u0111\u1ec1 v\u1ec1 c\u01a1 h\u1ecdc: b\u1ea3n l\u1ec1 b\u1ecb v\u00f5ng, khung b\u1ecb bi\u1ebfn d\u1ea1ng, ch\u1ed1t kh\u00f3a b\u1ecb k\u1eb9t, gio\u0103ng b\u1ecb n\u00e9n qu\u00e1 m\u1ee9c, ph\u1ee5 ki\u1ec7n b\u1ecb nhi\u1ec5m b\u1ea9n v\u00e0 s\u1ef1 \u0103n m\u00f2n \u0111\u1ec1u c\u00f3 th\u1ec3 khi\u1ebfn tay n\u1eafm ph\u1ea3i ch\u1ecbu l\u1ef1c c\u1ea3n ph\u00e1t sinh t\u1eeb c\u00e1c b\u1ed9 ph\u1eadn kh\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady th\u00ec \u0111\u1eebng \u0111\u1ed5 l\u1ed7i cho c\u00e1i c\u1ea7n g\u1ea1t n\u1eefa.<\/p>\n\n\n\n<h2 id=\"failure-pattern-matrix-diagnose-before-you-repair\" class=\"wp-block-heading\">Ma tr\u1eadn c\u00e1c ki\u1ec3u h\u1ecfng h\u00f3c: Ch\u1ea9n \u0111o\u00e1n tr\u01b0\u1edbc khi s\u1eeda ch\u1eefa<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y tham kh\u1ea3o b\u1ea3ng n\u00e0y tr\u01b0\u1edbc khi th\u00e1o c\u00e1c v\u00edt c\u1ed1 \u0111\u1ecbnh.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Tri\u1ec7u ch\u1ee9ng<\/th><th>C\u00e1c nguy\u00ean nh\u00e2n c\u00f3 kh\u1ea3 n\u0103ng cao nh\u1ea5t<\/th><th>X\u00e9t nghi\u1ec7m ch\u1ea9n \u0111o\u00e1n nhanh<\/th><th>H\u00e0nh \u0111\u1ed9ng \u0111\u1ea7u ti\u00ean \u0111\u00fang \u0111\u1eafn<\/th><th>H\u00e3y ng\u1eebng s\u1eed d\u1ee5ng c\u1eeda s\u1ed5 khi<\/th><\/tr><\/thead><tbody><tr><td>X\u1eed l\u00fd c\u00e1c chuy\u1ec3n \u0111\u1ed9ng c\u01a1 b\u1ea3n c\u1ee7a tay c\u1ea7m so v\u1edbi khung<\/td><td>V\u00edt l\u1ecfng, ren b\u1ecb m\u00f2n, c\u1ed1t th\u00e9p y\u1ebfu, t\u1ea5m \u0111\u1ebf b\u1ecb n\u1ee9t<\/td><td>Gi\u1eef c\u1ed1 \u0111\u1ecbnh c\u1ea7n g\u1ea1t v\u00e0 ch\u1ec9 di chuy\u1ec3n ph\u1ea7n \u0111\u1ebf<\/td><td>Th\u00e1o n\u1eafp b\u1ea3o v\u1ec7 v\u00e0 ki\u1ec3m tra \u0111\u1ed9 ch\u1eafc ch\u1eafn c\u1ee7a c\u00e1c \u0111i\u1ec3m c\u1ed1 \u0111\u1ecbnh<\/td><td>Ph\u1ea7n \u0111\u1ebf b\u1ecb t\u00e1ch ra, c\u00e1c \u1ed1c v\u00edt xoay t\u1ef1 do ho\u1eb7c thanh \u0111\u1ecbnh h\u00ecnh b\u1ecb n\u1ee9t<\/td><\/tr><tr><td>C\u1ea7n g\u1ea1t c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng lung lay nh\u01b0ng ph\u1ea7n \u0111\u1ebf v\u1eabn v\u1eefng ch\u1eafc<\/td><td>\u1ed4 tr\u1ee5c b\u1ecb m\u00f2n, tr\u1ee5c l\u1eafp l\u1ecfng l\u1ebbo, b\u1ed9 d\u1eabn h\u01b0\u1edbng b\u1ecb m\u00f2n, tay c\u1ea7m b\u00ean trong b\u1ecb m\u00f2n<\/td><td>Gi\u1eef ph\u1ea7n \u0111\u1ebf v\u00e0 di chuy\u1ec3n c\u1ea7n g\u1ea1t qua l\u1ea1i<\/td><td>Th\u00e1o tay c\u1ea7m v\u00e0 ki\u1ec3m tra \u0111\u1ed9 kh\u1edbp c\u1ee7a tr\u1ee5c ch\u00ednh<\/td><td>C\u1ea7n g\u1ea1t c\u00f3 th\u1ec3 xoay m\u00e0 kh\u00f4ng l\u00e0m di chuy\u1ec3n \u1ed5 kh\u00f3a<\/td><\/tr><tr><td>X\u1eed l\u00fd hi\u1ec7n t\u01b0\u1ee3ng x\u1ec7 sau khi th\u1ea3 ra<\/td><td>L\u00f2 xo h\u1ed3i v\u1ecb b\u1ecb h\u1ecfng, ch\u1ed1t gi\u1eef b\u1ecb m\u00f2n, h\u1ed9p s\u1ed1 b\u1ecb qu\u00e1 t\u1ea3i, ch\u1ed1t d\u1eebng b\u00ean trong b\u1ecb g\u00e3y<\/td><td>Ki\u1ec3m tra tay n\u1eafm \u0111\u00e3 th\u00e1o ra \u1edf m\u1ed9t n\u01a1i c\u00e1ch xa c\u1eeda s\u1ed5<\/td><td>N\u1ebfu tay n\u1eafm v\u1eabn b\u1ecb x\u1ec7 xu\u1ed1ng kh\u1ecfi c\u1eeda s\u1ed5, h\u00e3y thay tay n\u1eafm m\u1edbi<\/td><td>N\u00f3 kh\u00f4ng c\u00f2n \u1edf tr\u1ea1ng th\u00e1i m\u1edf ho\u1eb7c kh\u00f3a r\u00f5 r\u00e0ng n\u1eefa<\/td><\/tr><tr><td>Ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tay n\u1eafm khi c\u1eeda s\u1ed5 \u0111\u00e3 \u0111\u00f3ng<\/td><td>S\u1ef1 l\u1ec7ch tr\u1ee5c c\u1ee7a b\u1ed9 gi\u1eef, c\u00e1nh c\u1eeda b\u1ecb x\u1ec7, gio\u0103ng b\u1ecb n\u00e9n, khung b\u1ecb bi\u1ebfn d\u1ea1ng<\/td><td>V\u1eb7n tay n\u1eafm khi c\u1eeda s\u1ed5 \u0111ang m\u1edf, sau \u0111\u00f3 \u0111\u00f3ng l\u1ea1i<\/td><td>C\u1ea7n c\u0103n ch\u1ec9nh ch\u00ednh x\u00e1c tr\u01b0\u1edbc khi thay th\u1ebf c\u00e1c b\u1ed9 ph\u1eadn<\/td><td>C\u1ea7n ph\u1ea3i d\u00f9ng l\u1ef1c m\u1ea1nh, m\u00e0i m\u00f2n ho\u1eb7c u\u1ed1n cong<\/td><\/tr><tr><td>C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng tay c\u1ea7m \u1edf c\u1ea3 hai v\u1ecb tr\u00ed m\u1edf v\u00e0 \u0111\u00f3ng<\/td><td>H\u1ed9p s\u1ed1 b\u1ecb h\u01b0 h\u1ecfng, \u0103n m\u00f2n, nhi\u1ec5m b\u1ea9n, thanh d\u1eabn \u0111\u1ed9ng b\u1ecb cong<\/td><td>Th\u00e1o tay c\u1ea7m ra v\u00e0 ki\u1ec3m tra c\u01a1 ch\u1ebf m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn<\/td><td>Ki\u1ec3m tra h\u1ed9p s\u1ed1 v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn truy\u1ec1n \u0111\u1ed9ng<\/td><td>Tr\u1ee5c quay b\u1ecb xo\u1eafn, nh\u1ea3y ho\u1eb7c b\u1ecb k\u1eb9t \u0111\u1ed9t ng\u1ed9t<\/td><\/tr><tr><td>C\u00e1c \u1ed1c v\u00edt li\u00ean t\u1ee5c b\u1ecb l\u1ecfng<\/td><td>Chi\u1ec1u d\u00e0i v\u00edt kh\u00f4ng \u0111\u00fang, ren b\u1ecb h\u1ecfng, rung \u0111\u1ed9ng, \u0111\u1ebf b\u1ecb d\u1ecbch chuy\u1ec3n, b\u1ec1 m\u1eb7t l\u1eafp \u0111\u1eb7t k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng<\/td><td>\u0110\u00e1nh d\u1ea5u v\u1ecb tr\u00ed v\u00edt v\u00e0 theo d\u00f5i chuy\u1ec3n \u0111\u1ed9ng<\/td><td>C\u1ea7n \u0111i\u1ec1u ch\u1ec9nh h\u1ec7 th\u1ed1ng c\u1ed1 \u0111\u1ecbnh, kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 \u0111i\u1ec1u ch\u1ec9nh m\u00f4-men xo\u1eafn<\/td><td>\u0110\u1ea7u v\u00edt b\u1ecb nh\u00f4 l\u00ean ho\u1eb7c l\u1ed7 l\u1eafp b\u1ecb gi\u00e3n ra<\/td><\/tr><tr><td>C\u00f3 th\u1ec3 xoay tay n\u1eafm nh\u01b0ng c\u1eeda s\u1ed5 v\u1eabn b\u1ecb kh\u00f3a<\/td><td>Tr\u1ee5c ch\u00ednh b\u1ecb g\u00e3y, b\u1ed9 d\u1eabn h\u01b0\u1edbng b\u1ecb m\u00f2n, r\u0103ng h\u1ed9p s\u1ed1 b\u1ecb h\u1ecfng<\/td><td>Th\u00e1o tay c\u1ea7m v\u00e0 ki\u1ec3m tra chuy\u1ec3n \u0111\u1ed9ng quay c\u1ee7a tr\u1ee5c<\/td><td>Thay th\u1ebf b\u1ed9 ph\u1eadn \u1ed5 \u0111\u0129a b\u1ecb h\u1ecfng<\/td><td>C\u1eeda s\u1ed5 n\u00e0y kh\u00f4ng th\u1ec3 kh\u00f3a l\u1ea1i ho\u1eb7c m\u1edf ra m\u1ed9t c\u00e1ch an to\u00e0n<\/td><\/tr><tr><td>Ho\u1ea1t \u0111\u1ed9ng m\u1ea1nh sau m\u01b0a ho\u1eb7c khi ti\u1ebfp x\u00fac v\u1edbi v\u00f9ng ven bi\u1ec3n<\/td><td>\u00d4 nhi\u1ec5m clorua, \u0103n m\u00f2n, h\u01b0 h\u1ecfng l\u1edbp ph\u1ee7, ch\u1ea5t b\u00f4i tr\u01a1n b\u1ecb \u00f4 nhi\u1ec5m<\/td><td>Ki\u1ec3m tra c\u00e1c \u1ed1c v\u00edt, tr\u1ee5c, thanh ray v\u00e0 c\u00e1c m\u1ed1i n\u1ed1i \u1ea9n<\/td><td>L\u00e0m s\u1ea1ch, l\u00e0m kh\u00f4, ki\u1ec3m tra t\u00ecnh tr\u1ea1ng \u0103n m\u00f2n, sau \u0111\u00f3 b\u00f4i tr\u01a1n \u0111\u00fang c\u00e1ch<\/td><td>Xu\u1ea5t hi\u1ec7n v\u1ebft g\u1ec9 \u0111\u1ecf, c\u00e1c b\u1ed9 ph\u1eadn b\u1ecb n\u1ee9t ho\u1eb7c c\u00e1c chi ti\u1ebft b\u1ecb k\u1eb9t<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3 m\u1ed9t l\u01b0u \u00fd quan tr\u1ecdng h\u01a1n c\u1ea3: tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng l\u1ef1c qu\u00e1 m\u1ea1nh \u0111\u1ec3 m\u1edf tay n\u1eafm b\u1ecb k\u1eb9t. N\u1ebfu c\u00e1nh c\u1eeda b\u1ecb l\u1ec7ch tr\u1ee5c t\u1eeb 1\u20132 mm, vi\u1ec7c d\u00f9ng l\u1ef1c \u0111\u00f2n b\u1ea9y qu\u00e1 m\u1ee9c c\u00f3 th\u1ec3 bi\u1ebfn m\u1ed9t v\u1ea5n \u0111\u1ec1 v\u1ec1 h\u00ecnh h\u1ecdc c\u00f3 th\u1ec3 kh\u1eafc ph\u1ee5c th\u00e0nh t\u00ecnh tr\u1ea1ng b\u00e1nh r\u0103ng b\u1ecb m\u00f2n, thanh d\u1eabn b\u1ecb cong ho\u1eb7c h\u1ed9p s\u1ed1 b\u1ecb h\u1ecfng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01b0\u1edbng d\u1eabn c\u1ee7a trang web v\u1ec1 <a href=\"https:\/\/fschier.com\/vi\/xac-dinh-dung-sai-khung-de-ngan-chan-hien-tuong-ket-phan-cung\/\">dung sai khung gi\u00fap tr\u00e1nh t\u00ecnh tr\u1ea1ng k\u1eb9t ph\u1ea7n c\u1ee9ng<\/a> \u0110i\u1ec1u n\u00e0y r\u1ea5t h\u1eefu \u00edch trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y v\u00ec s\u1ef1 v\u1eadn h\u00e0nh tr\u01a1n tru ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c khung c\u1eeda, c\u00e1nh c\u1eeda, ch\u1ed1t gi\u1eef, b\u1ea3n l\u1ec1 v\u00e0 \u1ed5 kh\u00f3a di chuy\u1ec3n d\u1ecdc theo c\u00e1c tr\u1ee5c \u0111\u00e3 \u0111\u1ecbnh. Tay n\u1eafm kh\u00f4ng th\u1ec3 b\u00f9 \u0111\u1eafp v\u00f4 h\u1ea1n cho s\u1ef1 l\u1ec7ch c\u1ea5u tr\u00fac.<\/p>\n\n\n\n<div class=\"wp-block-greenshift-blocks-image gspb_image gspb_image-id-gsbp-fb62202\" id=\"gspb_image-id-gsbp-fb62202\"><img decoding=\"async\" src=\"https:\/\/fschier.com\/wp-content\/uploads\/2026\/07\/Common-Window-Handle-Failures-Wobble-Droop-Sticking-and-Loose-Fixings-2.jpg\" data-src=\"\" alt=\"C\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p \u1edf tay n\u1eafm c\u1eeda s\u1ed5: lung lay, ch\u00f9ng xu\u1ed1ng, k\u1eb9t v\u00e0 \u1ed1c v\u00edt l\u1ecfng l\u1ebbo\" loading=\"lazy\" width=\"750\" height=\"750\" title=\"\"><\/div>\n\n\n\n<h2 id=\"wobble-find-the-moving-interface\" class=\"wp-block-heading\">Wobble: Kh\u00e1m ph\u00e1 giao di\u1ec7n \u0111\u1ed9ng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 lung lay kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t l\u1ed7i duy nh\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu to\u00e0n b\u1ed9 t\u1ea5m \u0111\u1ebf di chuy\u1ec3n d\u1ecdc theo khung c\u1eeda s\u1ed5, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 h\u1ec7 th\u1ed1ng l\u1eafp \u0111\u1eb7t \u0111ang g\u1eb7p s\u1ef1 c\u1ed1. N\u1ebfu t\u1ea5m \u0111\u1ebf v\u1eabn gi\u1eef v\u1eefng trong khi c\u1ea7n g\u1ea1t l\u1eafc l\u01b0 quanh tr\u1ee5c tr\u1ee5c quay, th\u00ec th\u00e2n tay n\u1eafm, kh\u1edbp n\u1ed1i tr\u1ee5c quay ho\u1eb7c b\u1ed9 ph\u1eadn d\u1eabn h\u01b0\u1edbng ch\u1ed1t kh\u00f3a \u0111\u00e3 b\u1ecb m\u00f2n.<\/p>\n\n\n\n<h3 id=\"when-the-base-plate-moves\" class=\"wp-block-heading\">Khi t\u1ea5m \u0111\u1ebf di chuy\u1ec3n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e1o c\u00e1c n\u1eafp che \u1ed1c trang tr\u00ed m\u00e0 kh\u00f4ng l\u00e0m tr\u1ea7y x\u01b0\u1edbc l\u1edbp s\u01a1n ph\u1ee7. Gi\u1eef ch\u1eb7t tay c\u1ea7m, sau \u0111\u00f3 ki\u1ec3m tra c\u1ea3 hai \u1ed1c v\u00edt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n \u0111ang t\u00ecm ki\u1ebfm:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c con v\u00edt b\u1ecb l\u1ecfng ra<\/li>\n\n\n\n<li>C\u00e1c con v\u00edt c\u00f3 th\u1ec3 xoay m\u00e0 kh\u00f4ng si\u1ebft ch\u1eb7t<\/li>\n\n\n\n<li>C\u00e1c v\u00edt ch\u1ea1m \u0111\u00e1y tr\u01b0\u1edbc khi k\u1eb9p ch\u1eb7t t\u1ea5m<\/li>\n\n\n\n<li>C\u00e1c l\u1ed7 l\u1eafp \u0111\u1eb7t k\u00e9o d\u00e0i<\/li>\n\n\n\n<li>Nh\u1ef1a ho\u1eb7c nh\u00f4m b\u1ecb n\u1ee9t xung quanh c\u00e1c \u0111i\u1ec3m c\u1ed1 \u0111\u1ecbnh<\/li>\n\n\n\n<li>Thi\u1ebfu c\u1ed1t th\u00e9p ph\u00eda sau t\u01b0\u1eddng c\u00f3 ti\u1ebft di\u1ec7n m\u1ecfng<\/li>\n\n\n\n<li>M\u1ed9t t\u1ea5m \u0111\u1ebf u\u1ed1n cong<\/li>\n\n\n\n<li>S\u1ef1 \u0103n m\u00f2n b\u00ean d\u01b0\u1edbi \u0111\u1ea7u v\u00edt<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c si\u1ebft ch\u1eb7t ch\u1ec9 c\u00f3 hi\u1ec7u qu\u1ea3 khi ren v\u00e0 b\u1ec1 m\u1eb7t l\u1eafp \u0111\u1eb7t v\u1eabn c\u00f2n nguy\u00ean v\u1eb9n. Kh\u00f4ng n\u00ean t\u1ef1 \u00fd l\u1eafp v\u00edt c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n. M\u1ed9t chi ti\u1ebft c\u1ed1 \u0111\u1ecbnh qu\u00e1 kh\u1ed5 c\u00f3 th\u1ec3 l\u00e0m n\u1ee9t thanh \u0111\u1ecbnh h\u00ecnh polymer, l\u00e0m h\u1ecfng l\u1edbp gia c\u1ed1, va ch\u1ea1m v\u1edbi h\u1ed9p s\u1ed1 ho\u1eb7c khi\u1ebfn kho\u1ea3ng c\u00e1ch m\u00e9p xung quanh l\u1ed7 l\u1eafp qu\u00e1 h\u1eb9p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e0 \u0111\u1eebng b\u00f4i qu\u00e1 nhi\u1ec1u ch\u1ea5t ch\u1ed1ng tu\u1ed9t ren v\u0129nh vi\u1ec5n l\u00ean v\u00edt. C\u00e1c s\u1ea3n ph\u1ea9m ch\u1ed1ng tu\u1ed9t ren c\u00f3 \u0111\u1ed9 b\u00e1m d\u00ednh th\u1ea5p c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi m\u1ed9t s\u1ed1 k\u1ebft c\u1ea5u kim lo\u1ea1i v\u1edbi kim lo\u1ea1i, nh\u01b0ng ch\u00fang kh\u00f4ng n\u00ean thay th\u1ebf cho vi\u1ec7c kh\u1edbp ren ch\u00ednh x\u00e1c, chi\u1ec1u d\u00e0i v\u00edt ph\u00f9 h\u1ee3p v\u00e0 b\u1ec1 m\u1eb7t l\u1eafp \u0111\u1eb7t \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n<h3 id=\"when-the-lever-moves-but-the-base-stays-solid\" class=\"wp-block-heading\">Khi c\u1ea7n g\u1ea1t di chuy\u1ec3n nh\u01b0ng ph\u1ea7n \u0111\u1ebf v\u1eabn \u0111\u1ee9ng v\u1eefng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e1o tay n\u1eafm ra v\u00e0 ki\u1ec3m tra tr\u1ee5c. C\u00e1c ki\u1ec3u kh\u00f3a espagnolette th\u00f4ng th\u01b0\u1eddng s\u1eed d\u1ee5ng tr\u1ee5c vu\u00f4ng 7 mm v\u00e0 th\u01b0\u1eddng c\u00f3 kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c \u0111i\u1ec3m c\u1ed1 \u0111\u1ecbnh l\u00e0 43 mm, nh\u01b0ng \u201cth\u00f4ng th\u01b0\u1eddng\u201d kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 ph\u1ed5 bi\u1ebfn. H\u00e3y \u0111o k\u00edch th\u01b0\u1edbc th\u1ef1c t\u1ebf c\u1ee7a b\u1ed9 ph\u1eadn \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ki\u1ec3m tra c\u00e1c m\u1ee5c sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c g\u00f3c tr\u1ee5c \u0111\u01b0\u1ee3c bo tr\u00f2n<\/li>\n\n\n\n<li>Tr\u1ee5c quay qu\u00e1 ng\u1eafn<\/li>\n\n\n\n<li>S\u1ef1 ti\u1ebfp x\u00fac kh\u00f4ng s\u00e2u c\u1ee7a b\u1ed9 truy\u1ec1n \u0111\u1ed9ng trong h\u1ed9p s\u1ed1<\/li>\n\n\n\n<li>M\u1ed9t \u1ed5 c\u1eafm tay c\u1ea7m c\u1ee1 l\u1edbn<\/li>\n\n\n\n<li>M\u1ed9t mi\u1ebfng l\u00f3t \u1ed5 c\u1eafm b\u1ecb n\u1ee9t<\/li>\n\n\n\n<li>M\u1ed9t b\u1ed9 ph\u1eadn d\u1eabn h\u01b0\u1edbng h\u1ed9p s\u1ed1 \u0111\u00e3 m\u00f2n<\/li>\n\n\n\n<li>S\u1ef1 chuy\u1ec3n \u0111\u1ed9ng gi\u1eefa c\u1ea7n g\u1ea1t v\u00e0 tr\u1ee5c trung t\u00e2m b\u00ean trong c\u1ee7a n\u00f3<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1i <a href=\"https:\/\/fschier.com\/vi\/en-13126-phan-loai-tay-nam-cua-so-3-loai-cach-doc-ma\/\">H\u01b0\u1edbng d\u1eabn ph\u00e2n lo\u1ea1i tay n\u1eafm c\u1eeda s\u1ed5 theo ti\u00eau chu\u1ea9n EN 13126-3:2023<\/a> cung c\u1ea5p c\u00e1c ti\u00eau ch\u00ed tham kh\u1ea3o h\u1eefu \u00edch. C\u00e1c c\u1ea5p \u0111\u1ed9 \u0111\u1ed9 b\u1ec1n H1, H2 v\u00e0 H3 t\u01b0\u01a1ng \u1ee9ng v\u1edbi 5.000, 10.000 v\u00e0 20.000 chu k\u1ef3 ho\u1ea1t \u0111\u1ed9ng trong ph\u00f2ng th\u00ed nghi\u1ec7m, trong khi c\u00e1c th\u1eed nghi\u1ec7m v\u1ec1 lo\u1ea1i h\u00ecnh s\u1eed d\u1ee5ng c\u00f2n xem x\u00e9t \u0111\u1ed9 r\u01a1, \u0111\u1ed9 bi\u1ebfn d\u1ea1ng, m\u00f4-men xo\u1eafn v\u00e0 \u0111\u1ed9 b\u1ec1n k\u1ebft n\u1ed1i. Tuy nhi\u00ean, ngay c\u1ea3 tay c\u1ea7m H3\/180 c\u0169ng c\u00f3 th\u1ec3 b\u1ecb lung lay n\u1ebfu l\u1eafp \u0111\u1eb7t kh\u00f4ng \u0111\u00fang c\u00e1ch ho\u1eb7c do l\u1ef1c c\u1ea3n c\u1ee7a h\u1ed9p s\u1ed1 qu\u00e1 l\u1edbn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c chu tr\u00ecnh trong ph\u00f2ng th\u00ed nghi\u1ec7m \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. C\u00f2n c\u00e1c t\u00f2a nh\u00e0 th\u00ec kh\u00f4ng.<\/p>\n\n\n\n<h2 id=\"droop-a-spring-failure-or-a-warning-from-the-gearbox\" class=\"wp-block-heading\">Hi\u1ec7n t\u01b0\u1ee3ng ch\u00f9ng l\u00f2 xo: L\u1ed7i l\u00f2 xo hay l\u1eddi c\u1ea3nh b\u00e1o t\u1eeb h\u1ed9p s\u1ed1?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tay n\u1eafm c\u1eeda s\u1ed5 b\u1ecb ch\u00f9ng xu\u1ed1ng, treo l\u01a1 l\u1eedng d\u01b0\u1edbi v\u1ecb tr\u00ed ngang ho\u1eb7c d\u1ecdc d\u1ef1 ki\u1ebfn sau khi ng\u01b0\u1eddi d\u00f9ng bu\u00f4ng tay. M\u1ecdi ng\u01b0\u1eddi th\u01b0\u1eddng cho r\u1eb1ng l\u00f2 xo h\u1ed3i v\u1ecb \u0111\u00e3 h\u1ecfng, v\u00e0 \u0111\u00f4i khi ch\u1ea9n \u0111o\u00e1n \u0111\u00f3 l\u00e0 ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y ki\u1ec3m tra k\u1ef9 l\u01b0\u1ee1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00e1o tay n\u1eafm ra v\u00e0 di chuy\u1ec3n n\u00f3 ra xa c\u1eeda s\u1ed5. N\u1ebfu tay n\u1eafm v\u1eabn b\u1ecb ch\u00f9ng xu\u1ed1ng, c\u1ea3m gi\u00e1c l\u1ecfng l\u1ebbo, kh\u00f4ng kh\u1edbp v\u1edbi c\u00e1c v\u1ecb tr\u00ed \u201cclick\u201d ho\u1eb7c t\u1ef1 r\u01a1i xu\u1ed1ng do tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a ch\u00ednh n\u00f3, th\u00ec c\u00f3 th\u1ec3 b\u1ed9 ph\u1eadn tay n\u1eafm \u0111\u00e3 b\u1ecb m\u00f2n b\u00ean trong.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, n\u1ebfu tay n\u1eafm v\u1eabn ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng sau khi th\u00e1o ra, c\u00f3 th\u1ec3 c\u01a1 ch\u1ebf kh\u00f3a \u0111ang k\u00e9o n\u00f3 l\u1ec7ch kh\u1ecfi v\u1ecb tr\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u00f3 r\u1ea5t quan tr\u1ecdng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t c\u00e1nh c\u1eeda b\u1ecb l\u1ec7ch c\u00f3 th\u1ec3 t\u1ea1o l\u1ef1c l\u00ean c\u00e1c cam, khi\u1ebfn ch\u00fang va ch\u1ea1m v\u1edbi c\u00e1c ch\u1ed1t gi\u1eef. M\u1ed9t mi\u1ebfng \u0111\u1ec7m qu\u00e1 ch\u1eb7t c\u00f3 th\u1ec3 l\u00e0m t\u0103ng m\u00f4-men xo\u1eafn \u0111\u00f3ng c\u1eeda. M\u1ed9t thanh d\u1eabn b\u1ecb \u0103n m\u00f2n c\u00f3 th\u1ec3 c\u1ea3n tr\u1edf chuy\u1ec3n \u0111\u1ed9ng. V\u00e0 m\u1ed9t h\u1ed9p s\u1ed1 b\u1ecb m\u00f2n c\u00f3 th\u1ec3 d\u1eebng l\u1ea1i ch\u00ednh x\u00e1c gi\u1eefa c\u00e1c v\u1ecb tr\u00ed, khi\u1ebfn c\u1ea7n g\u1ea1t b\u1ecb treo l\u01a1 l\u1eedng nh\u01b0 th\u1ec3 l\u00f2 xo \u0111\u00e3 h\u1ecfng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y \u0111\u1eb7t ba c\u00e2u h\u1ecfi:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Khi th\u00e1o tay c\u1ea7m ra, n\u00f3 c\u00f3 tr\u1edf v\u1ec1 v\u1ecb tr\u00ed ban \u0111\u1ea7u \u0111\u00fang c\u00e1ch kh\u00f4ng?<\/li>\n\n\n\n<li>Khi c\u00e1nh c\u1eeda s\u1ed5 \u0111ang m\u1edf, kh\u00f3a c\u1eeda s\u1ed5 c\u00f3 ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru kh\u00f4ng?<\/li>\n\n\n\n<li>Hi\u1ec7n t\u01b0\u1ee3ng x\u1ec7 c\u00f3 ch\u1ec9 xu\u1ea5t hi\u1ec7n sau khi c\u00e1nh c\u1eeda kh\u1edbp v\u00e0o khung kh\u00f4ng?<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f4 h\u00ecnh \u201cyes, yes, yes\u201d cho th\u1ea5y nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 n\u1eb1m \u1edf s\u1ef1 l\u1ec7ch tr\u1ee5c, c\u00e1c b\u1ed9 ph\u1eadn gi\u1eef, ph\u1edbt k\u00edn ho\u1eb7c l\u1ef1c n\u00e9n c\u1ee7a kh\u00f3a, ch\u1ee9 kh\u00f4ng ph\u1ea3i do tay c\u1ea7m b\u1ecb h\u1ecfng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y c\u0169ng ch\u00ednh l\u00e0 l\u00fd do t\u1ea1i sao ng\u01b0\u1eddi mua n\u00ean \u0111\u00e1nh gi\u00e1 to\u00e0n di\u1ec7n <a href=\"https:\/\/fschier.com\/vi\/tay-nam-cua-va-cua-so\/\">h\u1ec7 th\u1ed1ng tay n\u1eafm c\u1eeda v\u00e0 c\u1eeda s\u1ed5<\/a> theo lo\u1ea1i \u1ed5 \u0111\u0129a, giao di\u1ec7n tr\u1ee5c quay, c\u1ea5u tr\u00fac l\u1eafp \u0111\u1eb7t v\u00e0 h\u1ec7 th\u1ed1ng m\u1edf d\u1ef1 ki\u1ebfn, thay v\u00ec ch\u1ec9 ch\u1ecdn \u1ed5 \u0111\u0129a thay th\u1ebf d\u1ef1a tr\u00ean m\u00e0u s\u1eafc v\u00e0 h\u00ecnh d\u00e1ng b\u00ean ngo\u00e0i.<\/p>\n\n\n\n<div class=\"wp-block-greenshift-blocks-image gspb_image gspb_image-id-gsbp-9c8a83c\" id=\"gspb_image-id-gsbp-9c8a83c\"><img decoding=\"async\" src=\"https:\/\/fschier.com\/wp-content\/uploads\/2026\/07\/Common-Window-Handle-Failures-Wobble-Droop-Sticking-and-Loose-Fixings-1.jpg\" data-src=\"\" alt=\"C\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p \u1edf tay n\u1eafm c\u1eeda s\u1ed5: lung lay, ch\u00f9ng xu\u1ed1ng, k\u1eb9t v\u00e0 \u1ed1c v\u00edt l\u1ecfng l\u1ebbo\" loading=\"lazy\" width=\"750\" height=\"750\" title=\"\"><\/div>\n\n\n\n<h2 id=\"sticking-stop-forcing-the-handle\" class=\"wp-block-heading\">D\u00ednh: \u0110\u1eebng c\u1ed1 \u00e9p tay c\u1ea7m<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u01a1 quan ch\u1ee9c n\u0103ng che gi\u1ea5u b\u1eb1ng ch\u1ee9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi tay n\u1eafm di chuy\u1ec3n tr\u01a1n tru khi c\u1eeda s\u1ed5 m\u1edf nh\u01b0ng tr\u1edf n\u00ean c\u1ee9ng khi c\u00e1nh c\u1eeda \u0111\u00f3ng l\u1ea1i, \u0111i\u1ec1u n\u00e0y th\u01b0\u1eddng cho th\u1ea5y c\u00f3 l\u1ef1c c\u1ea3n t\u1ea1i c\u00e1c \u0111i\u1ec3m kh\u00f3a. C\u00e1c nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn bao g\u1ed3m: c\u00e1nh c\u1eeda b\u1ecb ch\u00f9ng, khung c\u1eeda b\u1ecb bi\u1ebfn d\u1ea1ng, ch\u1ed1t gi\u1eef b\u1ecb l\u1ec7ch v\u1ecb tr\u00ed, g\u1ed7 b\u1ecb ph\u1ed3ng, b\u1ee5i b\u1ea9n, s\u01a1n, gio\u0103ng b\u1ecb h\u1ecfng ho\u1eb7c b\u1ea3n l\u1ec1 b\u1ecb m\u00f2n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1i sao ph\u1ea3i thay th\u1ebf \u1ee9ng d\u1ee5ng nh\u1eafn tin?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y s\u1eed d\u1ee5ng tr\u00ecnh t\u1ef1 c\u00e1ch ly sau \u0111\u00e2y:<\/p>\n\n\n\n<h3 id=\"step-1-test-with-the-sash-open\" class=\"wp-block-heading\">B\u01b0\u1edbc 1: Th\u1eed nghi\u1ec7m khi c\u1eeda s\u1ed5 \u0111ang m\u1edf<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Xoay tay c\u1ea7m t\u1eeb t\u1eeb cho \u0111\u1ebfn khi ho\u00e0n t\u1ea5t to\u00e0n b\u1ed9 h\u00e0nh tr\u00ecnh. H\u00e3y quan s\u00e1t c\u00e1c cam kh\u00f3a, thanh, m\u00f3c ho\u1eb7c l\u01b0\u1ee1i kh\u00f3a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu c\u01a1 c\u1ea5u b\u1ecb k\u1eb9t trong khi kh\u00f4ng ti\u1ebfp x\u00fac v\u1edbi khung, h\u00e3y ki\u1ec3m tra tay c\u1ea7m, tr\u1ee5c quay, h\u1ed9p s\u1ed1, thanh d\u1eabn \u0111\u1ed9ng v\u00e0 \u0111\u01b0\u1eddng \u0111i c\u1ee7a ch\u1ea5t b\u1ea9n.<\/p>\n\n\n\n<h3 id=\"step-2-support-the-sash\" class=\"wp-block-heading\">B\u01b0\u1edbc 2: Ch\u1ed1ng \u0111\u1ee1 c\u00e1nh c\u1eeda<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y nh\u1eb9 nh\u00e0ng n\u00e2ng c\u00e1nh c\u1eeda l\u00ean m\u00e0 kh\u00f4ng l\u00e0m xo\u1eafn n\u00f3, sau \u0111\u00f3 th\u1eed l\u1ea1i tay n\u1eafm.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu ch\u1ec9 c\u1ea7n m\u1ed9t l\u1ef1c h\u1ed7 tr\u1ee3 nh\u1ecf l\u00e0 tay n\u1eafm \u0111\u00e3 d\u1ec5 xoay h\u01a1n, th\u00ec c\u00f3 th\u1ec3 do b\u1ea3n l\u1ec1 b\u1ecb m\u00f2n ho\u1eb7c c\u00e1nh c\u1eeda b\u1ecb ch\u00f9ng xu\u1ed1ng, khi\u1ebfn \u1ed5 kh\u00f3a b\u1ecb l\u1ec7ch kh\u1ecfi c\u00e1c ch\u1ed1t gi\u1eef.<\/p>\n\n\n\n<h3 id=\"step-3-mark-the-contact-points\" class=\"wp-block-heading\">B\u01b0\u1edbc 3: \u0110\u00e1nh d\u1ea5u c\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng b\u00fat \u0111\u00e1nh d\u1ea5u c\u00f3 th\u1ec3 t\u1ea9y \u0111\u01b0\u1ee3c, ph\u1ea5n ho\u1eb7c v\u1eadt li\u1ec7u chuy\u1ec3n d\u1ea5u t\u1ea1i c\u00e1c \u0111i\u1ec3m kh\u00f3a \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed b\u1eaft \u0111\u1ea7u ti\u1ebfp x\u00fac. Kh\u00f4ng \u0111\u01b0\u1ee3c m\u00e0i ho\u1eb7c d\u0169a c\u00e1c ch\u1ed1t kh\u00f3a m\u1ed9t c\u00e1ch b\u1eeba b\u00e3i. Vi\u1ec7c lo\u1ea1i b\u1ecf v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn \u0111\u1ed9 kh\u1edbp y\u1ebfu, \u00e1p l\u1ef1c k\u00edn kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u ho\u1eb7c khe h\u1edf an ninh.<\/p>\n\n\n\n<h3 id=\"step-4-inspect-dirt-and-corrosion\" class=\"wp-block-heading\">B\u01b0\u1edbc 4: Ki\u1ec3m tra b\u1ee5i b\u1ea9n v\u00e0 s\u1ef1 \u0103n m\u00f2n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng kh\u00ed ven bi\u1ec3n ch\u1ee9a c\u00e1c mu\u1ed1i clorua, bao g\u1ed3m natri clorua (NaCl). \u0110\u1ed9 \u1ea9m c\u00f3 th\u1ec3 l\u00e0m cho c\u00e1c c\u1eb7n n\u00e0y t\u00edch t\u1ee5 xung quanh c\u00e1c \u1ed1c v\u00edt, l\u00f2 xo, \u1ed5 tr\u1ee5c, c\u00e1c l\u1edbp ph\u1ee7 b\u1ecb h\u01b0 h\u1ecfng v\u00e0 c\u00e1c m\u1ed1i n\u1ed1i kim lo\u1ea1i b\u1ecb che khu\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vui l\u00f2ng v\u1ec7 sinh c\u01a1 c\u1ea5u kh\u00f3a b\u1eb1ng s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c nh\u00e0 s\u1ea3n xu\u1ea5t c\u1eeda s\u1ed5 ho\u1eb7c ph\u1ee5 ki\u1ec7n ch\u1ea5p thu\u1eadn. Tr\u00e1nh s\u1eed d\u1ee5ng b\u00ecnh x\u1ecbt th\u1ea5m s\u00e2u \u0111a n\u0103ng \u0111\u1ec3 x\u1eed l\u00fd m\u1ecdi tr\u01b0\u1eddng h\u1ee3p kh\u00f3a b\u1ecb k\u1eb9t. M\u1ed9t s\u1ed1 s\u1ea3n ph\u1ea9m ch\u1ee9a nhi\u1ec1u dung m\u00f4i c\u00f3 th\u1ec3 l\u00e0m tr\u00f4i l\u1edbp m\u1ee1 b\u00f4i tr\u01a1n hi\u1ec7n c\u00f3, thu h\u00fat b\u1ee5i b\u1ea9n, l\u00e0m h\u1ecfng m\u1ed9t s\u1ed1 lo\u1ea1i nh\u1ef1a ho\u1eb7c khi\u1ebfn c\u01a1 c\u1ea5u kh\u00f3a b\u1ecb kh\u00f4 sau khi dung m\u00f4i bay h\u01a1i.<\/p>\n\n\n\n<h3 id=\"step-5-lubricate-the-right-points\" class=\"wp-block-heading\">B\u01b0\u1edbc 5: B\u00f4i tr\u01a1n c\u00e1c v\u1ecb tr\u00ed th\u00edch h\u1ee3p<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00f4i tr\u01a1n gi\u00fap gi\u1ea3m ma s\u00e1t. Tuy nhi\u00ean, n\u00f3 kh\u00f4ng th\u1ec3 kh\u1eafc ph\u1ee5c c\u00e1c thanh b\u1ecb cong, b\u00e1nh r\u0103ng b\u1ecb m\u00f2n, \u0111inh t\u00e1n l\u1ecfng l\u1ebbo, ren b\u1ecb h\u1ecfng hay khung c\u1eeda kh\u00f4ng vu\u00f4ng g\u00f3c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ee5 vi\u1ec7c li\u00ean quan \u0111\u1ebfn an to\u00e0n c\u1eeda s\u1ed5 t\u1ea1i Haringey n\u0103m 2019 l\u00e0 m\u1ed9t v\u00ed d\u1ee5 \u0111\u00e1ng suy ng\u1eabm. C\u00e1c \u0111i\u1ec1u tra vi\u00ean ph\u00e1t hi\u1ec7n ra m\u1ed9t l\u1ed7i \u1edf c\u01a1 ch\u1ebf xoay v\u00e0 nghi\u00eang khi\u1ebfn hai ch\u1ebf \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng t\u00e1c v\u1edbi nhau, trong khi vi\u1ec7c thi\u1ebfu b\u1ea3o tr\u00ec, ch\u1ee7 y\u1ebfu l\u00e0 b\u00f4i tr\u01a1n, c\u00f3 th\u1ec3 \u0111\u00e3 khi\u1ebfn c\u00e1nh c\u1eeda s\u1ed5 kh\u00f4ng t\u1ef1 \u0111\u1ed9ng kh\u1edbp v\u1edbi b\u1ed9 h\u1ea1n ch\u1ebf chuy\u1ec3n \u0111\u1ed9ng. N\u0103m 2020, quan t\u00f2a \u0111i\u1ec1u tra \u0111\u00e3 k\u1ebft lu\u1eadn r\u1eb1ng v\u1ee5 tai n\u1ea1n ch\u1ebft ng\u01b0\u1eddi n\u00e0y s\u1ebd kh\u00f4ng x\u1ea3y ra n\u1ebfu c\u1eeda s\u1ed5 \u0111\u00e3 \u0111\u01b0\u1ee3c kh\u00f3a l\u1ea1i \u0111\u1ec3 kh\u00f4ng th\u1ec3 m\u1edf \u0111\u01b0\u1ee3c trong th\u1eddi gian ch\u1edd s\u1eeda ch\u1eefa v\u0129nh vi\u1ec5n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 nguy\u00ean t\u1eafc c\u1ee9ng r\u1eafn: m\u1ed9t c\u01a1 ch\u1ebf \u0111\u00f3ng ho\u1eb7c h\u1ea1n ch\u1ebf b\u1ecb h\u1ecfng kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p v\u1eabn ho\u1ea1t \u0111\u1ed9ng m\u1ed9t c\u00e1ch t\u00f9y ti\u1ec7n trong khi ng\u01b0\u1eddi ta \u0111ang ch\u1edd linh ki\u1ec7n thay th\u1ebf.<\/p>\n\n\n\n<h2 id=\"loose-fixings-why-tightening-sometimes-makes-the-damage-worse\" class=\"wp-block-heading\">C\u00e1c chi ti\u1ebft c\u1ed1 \u0111\u1ecbnh b\u1ecb l\u1ecfng: T\u1ea1i sao vi\u1ec7c si\u1ebft ch\u1eb7t \u0111\u00f4i khi l\u1ea1i khi\u1ebfn h\u01b0 h\u1ecfng tr\u1edf n\u00ean nghi\u00eam tr\u1ecdng h\u01a1n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c chi ti\u1ebft g\u1eafn l\u1ecfng th\u01b0\u1eddng \u0111\u01b0\u1ee3c chia th\u00e0nh b\u1ed1n nh\u00f3m.<\/p>\n\n\n\n<h3 id=\"1-the-screw-has-backed-out\" class=\"wp-block-heading\">1. Con v\u00edt \u0111\u00e3 b\u1ecb l\u1ecfng ra<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 tr\u01b0\u1eddng h\u1ee3p \u0111\u01a1n gi\u1ea3n nh\u1ea5t. Th\u00e1o b\u1ed9 ph\u1eadn \u0111\u00f3 ra, ki\u1ec3m tra ren v\u00e0 l\u1ed7, x\u00e1c nh\u1eadn chi\u1ec1u d\u00e0i v\u00e0 \u0111\u01b0\u1eddng k\u00ednh \u0111\u00fang ti\u00eau chu\u1ea9n, sau \u0111\u00f3 l\u1eafp l\u1ea1i theo y\u00eau c\u1ea7u v\u1ec1 m\u00f4-men xo\u1eafn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1eebng ph\u1ecfng \u0111o\u00e1n m\u00f4-men xo\u1eafn. Nh\u1eefng con v\u00edt nh\u1ecf c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng l\u1edbp n\u1ec1n b\u1eb1ng polymer ho\u1eb7c nh\u00f4m m\u1ecfng ngay c\u1ea3 tr\u01b0\u1edbc khi b\u1ea1n c\u1ea3m th\u1ea5y ch\u00fang \u0111\u00e3 \u0111\u01b0\u1ee3c \u201cv\u1eb7n ch\u1eb7t \u0111\u00fang m\u1ee9c\u201d b\u1eb1ng tu\u1ed1c-n\u01a1-v\u00edt c\u1ea7m tay.<\/p>\n\n\n\n<h3 id=\"2-the-screw-spins-without-clamping\" class=\"wp-block-heading\">2. V\u00edt quay m\u00e0 kh\u00f4ng k\u1eb9p ch\u1eb7t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ren ho\u1eb7c v\u1eadt li\u1ec7u l\u1eafp gh\u00e9p \u0111\u00e3 b\u1ecb h\u1ecfng. Vi\u1ec7c si\u1ebft ch\u1eb7t nhi\u1ec1u l\u1ea7n s\u1ebd l\u00e0m l\u1ed7 b\u1ecb gi\u00e3n ra.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c s\u1eeda ch\u1eefa c\u00f3 th\u1ec3 y\u00eau c\u1ea7u s\u1eed d\u1ee5ng mi\u1ebfng ch\u00e8n s\u1eeda ch\u1eefa \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t, v\u1eadt li\u1ec7u gia c\u1ed1 thay th\u1ebf, lo\u1ea1i bul\u00f4ng k\u1ef9 thu\u1eadt kh\u00e1c, vi\u1ec7c di d\u1eddi \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi thi\u1ebft k\u1ebf s\u1ea3n ph\u1ea9m, ho\u1eb7c thay th\u1ebf b\u1ed9 ph\u1eadn b\u1ecb h\u01b0 h\u1ecfng. L\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o v\u1eadt li\u1ec7u khung v\u00e0 k\u1ebft c\u1ea5u t\u01b0\u1eddng.<\/p>\n\n\n\n<h3 id=\"3-the-screw-bottoms-out\" class=\"wp-block-heading\">3. V\u00edt ch\u1ea1m \u0111\u00e1y<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t con v\u00edt c\u00f3 th\u1ec3 c\u1ea3m th\u1ea5y \u0111\u00e3 si\u1ebft ch\u1eb7t trong khi ph\u1ea7n ch\u00e2n tay c\u1ea7m v\u1eabn c\u00f2n l\u1ecfng, do \u0111\u1ea7u v\u00edt \u0111\u00e3 ch\u1ea1m \u0111\u00e1y l\u1ed7 m\u00f9 ho\u1eb7c ch\u1ea1m v\u00e0o m\u1ed9t b\u1ed9 ph\u1eadn b\u00ean trong.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ki\u1ec3m tra chi\u1ec1u d\u00e0i v\u00edt so v\u1edbi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 d\u00e0y t\u1ea5m \u0111\u1ebf<\/li>\n\n\n\n<li>\u0110\u1ed9 d\u00e0y khung t\u01b0\u1eddng<\/li>\n\n\n\n<li>V\u1ecb tr\u00ed gia c\u1ed1<\/li>\n\n\n\n<li>Kho\u1ea3ng h\u1edf h\u1ed9p s\u1ed1<\/li>\n\n\n\n<li>\u0110\u1ed9 \u0103n kh\u1edbp ren b\u1eaft bu\u1ed9c<\/li>\n\n\n\n<li>S\u1ef1 t\u00edch t\u1ee5 l\u1edbp ph\u1ee7 v\u00e0 gio\u0103ng<\/li>\n<\/ul>\n\n\n\n<h3 id=\"4-the-fixing-is-secure-but-the-base-flexes\" class=\"wp-block-heading\">4. Ph\u1ea7n c\u1ed1 \u0111\u1ecbnh r\u1ea5t ch\u1eafc ch\u1eafn, nh\u01b0ng ph\u1ea7n \u0111\u1ebf c\u00f3 th\u1ec3 u\u1ed1n cong<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c chi ti\u1ebft \u0111\u00fac m\u1ecfng, mi\u1ebfng \u0111\u1ec7m b\u1eb1ng polymer m\u1ec1m, th\u00e0nh c\u1ea5u tr\u00fac m\u1ecfng manh ho\u1eb7c c\u00e1c khoang kh\u00f4ng \u0111\u01b0\u1ee3c gia c\u1ed1 c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 d\u1ecbch chuy\u1ec3n ngay c\u1ea3 khi c\u00e1c v\u00edt v\u1eabn \u0111\u01b0\u1ee3c si\u1ebft ch\u1eb7t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 v\u1ec1 thi\u1ebft k\u1ebf ho\u1eb7c giao di\u1ec7n. Vi\u1ec7c t\u0103ng m\u00f4-men xo\u1eafn th\u01b0\u1eddng s\u1ebd l\u00e0m bi\u1ebfn d\u1ea1ng \u0111\u1ebf, n\u1ee9t l\u1edbp s\u01a1n ph\u1ee7 ho\u1eb7c khi\u1ebfn \u0111\u1ea7u v\u00edt b\u1ecb l\u00fan v\u00e0o t\u1ea5m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 c\u00f3 nhi\u1ec1u l\u1ef1a ch\u1ecdn linh ki\u1ec7n h\u01a1n, <a href=\"https:\/\/fschier.com\/vi\/thiet-ke-phu-kien-cua-so-va-cua-ra-vao\/\">T\u00e0i li\u1ec7u tham kh\u1ea3o v\u1ec1 thi\u1ebft k\u1ebf ph\u1ee5 ki\u1ec7n c\u1eeda s\u1ed5 v\u00e0 c\u1eeda ra v\u00e0o<\/a> k\u1ebft n\u1ed1i c\u00e1c tay n\u1eafm v\u1edbi b\u1ea3n l\u1ec1, \u1ed5 kh\u00f3a, ch\u1ed1t, b\u1ed9 ph\u1eadn c\u1ed1 \u0111\u1ecbnh v\u00e0 c\u1ea5u tr\u00fac khung. C\u00e1ch ti\u1ebfp c\u1eadn theo h\u1ec7 th\u1ed1ng n\u00e0y h\u1eefu \u00edch h\u01a1n nhi\u1ec1u so v\u1edbi vi\u1ec7c coi m\u1ed7i c\u1ea7n g\u1ea1t ri\u00eang l\u1ebb nh\u01b0 m\u1ed9t b\u1ed9 ph\u1eadn thay th\u1ebf \u0111\u1ed9c l\u1eadp.<\/p>\n\n\n\n<h2 id=\"repair-replace-or-escalate\" class=\"wp-block-heading\">S\u1eeda ch\u1eefa, thay th\u1ebf hay b\u00e1o c\u00e1o l\u00ean c\u1ea5p tr\u00ean?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1eeda ch\u1eefa tay n\u1eafm khi l\u1ed7i c\u00f2n \u1edf m\u1ee9c nh\u1eb9, c\u00f3 th\u1ec3 quan s\u00e1t \u0111\u01b0\u1ee3c v\u00e0 c\u1ea5u tr\u00fac v\u1eabn c\u00f2n ch\u1eafc ch\u1eafn. Thay th\u1ebf tay n\u1eafm khi c\u00e1c b\u1ed9 ph\u1eadn b\u00ean trong \u0111\u00e3 b\u1ecb m\u00f2n ho\u1eb7c n\u1ee9t. B\u00e1o c\u00e1o l\u00ean c\u1ea5p tr\u00ean khi c\u00f3 nghi ng\u1edd v\u1ec1 an to\u00e0n, ch\u1ee9c n\u0103ng kh\u00f3a, \u0111\u1ed9 th\u1eb3ng h\u00e0ng ho\u1eb7c t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a khung.<\/p>\n\n\n\n<h3 id=\"a-simple-handle-replacement-is-reasonable-when\" class=\"wp-block-heading\">Vi\u1ec7c thay th\u1ebf tay c\u1ea7m \u0111\u01a1n gi\u1ea3n l\u00e0 h\u1ee3p l\u00fd trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tay n\u1eafm b\u1ecb x\u1ec7 xu\u1ed1ng sau khi th\u00e1o ra kh\u1ecfi c\u1eeda s\u1ed5<\/li>\n\n\n\n<li>\u1ed4 c\u1eafm c\u1ea7n g\u1ea1t \u0111\u00e3 b\u1ecb m\u00f2n nh\u01b0ng b\u1ed9 ph\u1eadn d\u1eabn \u0111\u1ed9ng h\u1ed9p s\u1ed1 v\u1eabn c\u00f2n nguy\u00ean v\u1eb9n<\/li>\n\n\n\n<li>Th\u00e2n tay c\u1ea7m ho\u1eb7c l\u00f2 xo h\u1ed3i v\u1ecb \u0111\u00e3 b\u1ecb h\u1ecfng<\/li>\n\n\n\n<li>C\u01a1 ch\u1ebf kh\u00f3a v\u1eabn ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru ngay c\u1ea3 khi \u0111\u00e3 th\u00e1o tay n\u1eafm ra<\/li>\n\n\n\n<li>Ph\u1ee5 t\u00f9ng thay th\u1ebf n\u00e0y ph\u00f9 h\u1ee3p v\u1edbi k\u00edch th\u01b0\u1edbc tr\u1ee5c ch\u00ednh, \u0111\u1ed9 nh\u00f4 ra, kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c t\u00e2m c\u1ed1 \u0111\u1ecbnh, h\u01b0\u1edbng quay, g\u00f3c quay v\u00e0 lo\u1ea1i kh\u00f3a<\/li>\n\n\n\n<li>Khung v\u00e0 c\u00e1c l\u1ed7 c\u1ed1 \u0111\u1ecbnh v\u1eabn c\u00f2n nguy\u00ean v\u1eb9n<\/li>\n<\/ul>\n\n\n\n<h3 id=\"repair-the-mounting-system-when\" class=\"wp-block-heading\">S\u1eeda ch\u1eefa h\u1ec7 th\u1ed1ng g\u1eafn khi:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u1ea5m \u0111\u1ebf di chuy\u1ec3n<\/li>\n\n\n\n<li>V\u00edt c\u1ed1 \u0111\u1ecbnh li\u00ean t\u1ee5c b\u1ecb l\u1ecfng<\/li>\n\n\n\n<li>C\u00e1c l\u1ed7 v\u00edt \u0111\u00e3 b\u1ecb gi\u00e3n ra<\/li>\n\n\n\n<li>Chi\u1ec1u d\u00e0i ban \u0111\u1ea7u c\u1ee7a chi ti\u1ebft bu\u1ed9c l\u00e0 kh\u00f4ng ch\u00ednh x\u00e1c<\/li>\n\n\n\n<li>C\u1ed1t th\u00e9p b\u1ecb thi\u1ebfu, b\u1ecb l\u1ec7ch v\u1ecb tr\u00ed ho\u1eb7c b\u1ecb h\u01b0 h\u1ecfng<\/li>\n\n\n\n<li>T\u1ea5m \u0111\u1ebf u\u1ed1n cong tr\u01b0\u1edbc khi ch\u1ed1t b\u1eaft \u0111\u1ea7u chuy\u1ec3n \u0111\u1ed9ng<\/li>\n<\/ul>\n\n\n\n<h3 id=\"inspect-the-full-mechanism-when\" class=\"wp-block-heading\">Ki\u1ec3m tra to\u00e0n b\u1ed9 c\u01a1 c\u1ea5u khi:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tay n\u1eafm b\u1ecb k\u1eb9t khi c\u00e1nh c\u1eeda \u0111ang m\u1edf<\/li>\n\n\n\n<li>Tr\u1ee5c quay m\u00e0 kh\u00f4ng l\u00e0m di chuy\u1ec3n c\u00e1c \u0111i\u1ec3m kh\u00f3a<\/li>\n\n\n\n<li>H\u1ed9p s\u1ed1 ph\u00e1t ra ti\u1ebfng l\u00e1ch c\u00e1ch, gi\u1eadt, k\u00eau r\u00edt ho\u1eb7c d\u1eebng \u0111\u1ed9t ng\u1ed9t<\/li>\n\n\n\n<li>Thanh d\u1eabn \u0111\u1ed9ng b\u1ecb cong ho\u1eb7c di chuy\u1ec3n kh\u00f4ng \u0111\u1ec1u<\/li>\n\n\n\n<li>C\u00e1c \u0111i\u1ec3m kh\u00f3a kh\u00f4ng thu v\u00e0o \u0111\u01b0\u1ee3c<\/li>\n\n\n\n<li>S\u1ef1 \u0103n m\u00f2n \u0111\u00e3 lan \u0111\u1ebfn c\u00e1c l\u00f2 xo, b\u00e1nh r\u0103ng, \u0111inh t\u00e1n ho\u1eb7c c\u00e1c chi ti\u1ebft k\u1ebft n\u1ed1i<\/li>\n<\/ul>\n\n\n\n<h3 id=\"call-a-window-professional-when\" class=\"wp-block-heading\">H\u00e3y li\u00ean h\u1ec7 v\u1edbi chuy\u00ean gia v\u1ec1 c\u1eeda s\u1ed5 trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kh\u00f4ng th\u1ec3 kh\u00f3a c\u1eeda s\u1ed5<\/li>\n\n\n\n<li>C\u00e1nh c\u1eeda n\u1eb7ng, kh\u00f4ng v\u1eefng ho\u1eb7c b\u1ecb ch\u00f9ng xu\u1ed1ng r\u00f5 r\u1ec7t<\/li>\n\n\n\n<li>L\u1ed1i v\u00e0o n\u1eb1m cao h\u01a1n m\u1eb7t \u0111\u1ea5t<\/li>\n\n\n\n<li>B\u1ed9 h\u1ea1n ch\u1ebf l\u01b0u l\u01b0\u1ee3ng ho\u1eb7c thi\u1ebft b\u1ecb an to\u00e0n cho tr\u1ebb em \u0111\u00e3 b\u1ecb h\u1ecfng<\/li>\n\n\n\n<li>C\u1eeda s\u1ed5 n\u00e0y \u0111\u00f3ng vai tr\u00f2 l\u00e0 l\u1ed1i tho\u00e1t hi\u1ec3m<\/li>\n\n\n\n<li>Khung \u0111\u00e3 b\u1ecb n\u1ee9t<\/li>\n\n\n\n<li>C\u1eeda s\u1ed5 ki\u1ec3u nghi\u00eang v\u00e0 xoay c\u00f3 th\u1ec3 chuy\u1ec3n sang hai ch\u1ebf \u0111\u1ed9 c\u00f9ng m\u1ed9t l\u00fac<\/li>\n\n\n\n<li>C\u01a1 ch\u1ebf n\u00e0y ph\u1ea3i \u0111\u01b0\u1ee3c t\u1eaft cho \u0111\u1ebfn khi \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u01a1 quan Qu\u1ea3n l\u00fd An to\u00e0n v\u00e0 S\u1ee9c kh\u1ecfe V\u01b0\u01a1ng qu\u1ed1c Anh (HSE) quy \u0111\u1ecbnh r\u1eb1ng c\u00e1c c\u1eeda s\u1ed5 c\u00f3 nguy c\u01a1 ng\u00e3 t\u1ea1i c\u00e1c c\u01a1 s\u1edf y t\u1ebf v\u00e0 ch\u0103m s\u00f3c x\u00e3 h\u1ed9i n\u00f3i chung ph\u1ea3i \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n \u0111\u1ed9 m\u1edf \u1edf m\u1ee9c 100 mm tr\u1edf xu\u1ed1ng, v\u1edbi c\u00e1c thi\u1ebft b\u1ecb h\u1ea1n ch\u1ebf \u0111\u1ed9 m\u1edf ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u00e1o g\u1ee1 b\u1eb1ng d\u1ee5ng c\u1ee5 chuy\u00ean d\u1ee5ng ho\u1eb7c ch\u00eca kh\u00f3a \u0111\u1eb7c bi\u1ec7t. H\u01b0\u1edbng d\u1eabn c\u1ee7a GOV.UK c\u0169ng \u00e1p d\u1ee5ng ng\u01b0\u1ee1ng 100 mm khi \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1c thi\u1ebft b\u1ecb h\u1ea1n ch\u1ebf c\u1ed1 \u0111\u1ecbnh v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 ch\u1ed1ng ng\u00e3 theo T\u00e0i li\u1ec7u Ph\u00ea duy\u1ec7t O.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f9y t\u1eebng lo\u1ea1i c\u00f4ng tr\u00ecnh m\u00e0 c\u00e1c ngh\u0129a v\u1ee5 ph\u00e1p l\u00fd v\u00e0 quy \u0111\u1ecbnh v\u1ec1 l\u1ed1i tho\u00e1t hi\u1ec3m c\u0169ng kh\u00e1c nhau. Tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t tay n\u1eafm c\u00f3 kh\u00f3a, thi\u1ebft b\u1ecb h\u1ea1n ch\u1ebf ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn c\u1ed1 \u0111\u1ecbnh v\u0129nh vi\u1ec5n m\u00e0 kh\u00f4ng ki\u1ec3m tra tr\u01b0\u1edbc c\u00e1ch th\u1ee9c ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u00f4ng tr\u00ecnh d\u1ef1 ki\u1ebfn s\u1ebd tho\u00e1t hi\u1ec3m trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra h\u1ecfa ho\u1ea1n.<\/p>\n\n\n\n<div class=\"wp-block-greenshift-blocks-image gspb_image gspb_image-id-gsbp-5801584\" id=\"gspb_image-id-gsbp-5801584\"><img decoding=\"async\" src=\"https:\/\/fschier.com\/wp-content\/uploads\/2026\/07\/Common-Window-Handle-Failures-Wobble-Droop-Sticking-and-Loose-Fixings-4.jpg\" data-src=\"\" alt=\"C\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p \u1edf tay n\u1eafm c\u1eeda s\u1ed5: lung lay, ch\u00f9ng xu\u1ed1ng, k\u1eb9t v\u00e0 \u1ed1c v\u00edt l\u1ecfng l\u1ebbo\" loading=\"lazy\" width=\"750\" height=\"750\" title=\"\"><\/div>\n\n\n\n<h2 id=\"faqs\" class=\"wp-block-heading\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<h3 id=\"why-is-my-window-handle-wobbling\" class=\"wp-block-heading\">T\u1ea1i sao tay n\u1eafm c\u1eeda s\u1ed5 c\u1ee7a t\u00f4i l\u1ea1i lung lay?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tay n\u1eafm c\u1eeda s\u1ed5 b\u1ecb lung lay l\u00e0 m\u1ed9t c\u1ee5m \u0111\u00f2n b\u1ea9y c\u00f3 \u0111\u1ed9 l\u1ecfng l\u1ebbo c\u00f3 th\u1ec3 \u0111o \u0111\u01b0\u1ee3c theo chi\u1ec1u ngang ho\u1eb7c theo tr\u1ee5c quay, do c\u00e1c v\u00edt l\u1eafp b\u1ecb l\u1ecfng, v\u1eadt li\u1ec7u c\u1ed1 \u0111\u1ecbnh b\u1ecb m\u00f2n, \u1ed5 tr\u1ee5c b\u1ecb m\u00f2n, tr\u1ee5c kh\u00f4ng kh\u1edbp ch\u1eb7t, t\u1ea5m \u0111\u1ebf b\u1ecb u\u1ed1n cong ho\u1eb7c h\u1ed9p s\u1ed1 b\u00ean trong b\u1ecb m\u00f2n; vi\u1ec7c s\u1eeda ch\u1eefa \u0111\u00fang c\u00e1ch ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c b\u1ed9 ph\u1eadn n\u00e0o di chuy\u1ec3n khi c\u00e1nh c\u1eeda s\u1ed5 kh\u00f4ng ch\u1ecbu t\u1ea3i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1eef t\u1ea5m \u0111\u1ebf \u00e1p s\u00e1t v\u00e0o khung v\u00e0 di chuy\u1ec3n c\u1ea7n g\u1ea1t m\u1ed9t c\u00e1ch ri\u00eang bi\u1ec7t. Khi di chuy\u1ec3n t\u1ea5m \u0111\u1ebf, h\u01b0\u1edbng di chuy\u1ec3n s\u1ebd h\u01b0\u1edbng v\u1ec1 ph\u00eda c\u00e1c \u0111i\u1ec3m c\u1ed1 \u0111\u1ecbnh. Khi ch\u1ec9 di chuy\u1ec3n c\u1ea7n g\u1ea1t, h\u01b0\u1edbng di chuy\u1ec3n s\u1ebd h\u01b0\u1edbng v\u1ec1 ph\u00eda tay c\u1ea7m, tr\u1ee5c quay ho\u1eb7c b\u1ed9 ph\u1eadn d\u1eabn h\u01b0\u1edbng kh\u00f3a.<\/p>\n\n\n\n<h3 id=\"why-does-my-window-handle-droop\" class=\"wp-block-heading\">T\u1ea1i sao tay n\u1eafm c\u1eeda s\u1ed5 c\u1ee7a t\u00f4i l\u1ea1i b\u1ecb x\u1ec7 xu\u1ed1ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tay n\u1eafm c\u1eeda s\u1ed5 b\u1ecb ch\u00f9ng xu\u1ed1ng l\u00e0 m\u1ed9t \u0111\u00f2n b\u1ea9y kh\u00f4ng c\u00f2n gi\u1eef \u0111\u01b0\u1ee3c v\u1ecb tr\u00ed ngh\u1ec9 ban \u0111\u1ea7u do l\u00f2 xo h\u1ed3i v\u1ecb, ch\u1ed1t gi\u1eef, tr\u1ee5c ch\u00ednh, kh\u1edbp n\u1ed1i tr\u1ee5c ho\u1eb7c h\u1ed9p s\u1ed1 li\u00ean k\u1ebft kh\u00f4ng th\u1ec3 duy tr\u00ec g\u00f3c thi\u1ebft k\u1ebf; vi\u1ec7c ki\u1ec3m tra tay n\u1eafm sau khi th\u00e1o ra s\u1ebd gi\u00fap ph\u00e2n bi\u1ec7t gi\u1eefa s\u1ef1 c\u1ed1 b\u00ean trong tay n\u1eafm v\u00e0 l\u1ef1c c\u1ea3n do c\u01a1 c\u1ea5u c\u1eeda s\u1ed5 g\u00e2y ra.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tay n\u1eafm b\u1ecb ch\u00f9ng xu\u1ed1ng khi c\u1eeda s\u1ed5 \u0111\u00f3ng th\u01b0\u1eddng c\u1ea7n ph\u1ea3i thay th\u1ebf. Tr\u01b0\u1eddng h\u1ee3p tay n\u1eafm v\u1eabn ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng khi c\u1eeda s\u1ed5 \u0111\u00f3ng th\u00ec c\u1ea7n ki\u1ec3m tra \u1ed5 kh\u00f3a, ch\u1ed1t gi\u1eef, \u0111\u1ed9 th\u1eb3ng h\u00e0ng c\u1ee7a c\u00e1nh c\u1eeda v\u00e0 \u00e1p l\u1ef1c c\u1ee7a gio\u0103ng.<\/p>\n\n\n\n<h3 id=\"how-do-i-fix-a-sticking-window-handle\" class=\"wp-block-heading\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 s\u1eeda tay n\u1eafm c\u1eeda s\u1ed5 b\u1ecb k\u1eb9t?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 s\u1eeda ch\u1eefa tay n\u1eafm c\u1eeda s\u1ed5 b\u1ecb k\u1eb9t, tr\u01b0\u1edbc ti\u00ean c\u1ea7n x\u00e1c \u0111\u1ecbnh xem l\u1ef1c c\u1ea3n xu\u1ea5t ph\u00e1t t\u1eeb tay n\u1eafm, tr\u1ee5c quay, h\u1ed9p s\u1ed1, c\u00e1c \u0111i\u1ec3m kh\u00f3a, ch\u1ed1t gi\u1eef, b\u1ea3n l\u1ec1, gio\u0103ng, b\u1ee5i b\u1ea9n, s\u1ef1 \u0103n m\u00f2n hay s\u1ef1 l\u1ec7ch v\u1ecb tr\u00ed c\u1ee7a c\u00e1nh c\u1eeda s\u1ed5; sau \u0111\u00f3 kh\u1eafc ph\u1ee5c nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5 \u0111\u00f3 m\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng l\u1ef1c \u00e9p tay n\u1eafm ho\u1eb7c th\u00e1o b\u1ecf v\u1eadt li\u1ec7u ch\u1ed1t gi\u1eef tr\u01b0\u1edbc khi \u0111\u00e3 \u0111o \u0111\u01b0\u1ee3c m\u1eabu ti\u1ebfp x\u00fac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ki\u1ec3m tra c\u01a1 ch\u1ebf khi c\u00e1nh c\u1eeda \u0111ang m\u1edf. N\u1ebfu c\u00e1nh c\u1eeda di chuy\u1ec3n tr\u01a1n tru, h\u00e3y ch\u00fa \u00fd \u0111\u1ebfn vi\u1ec7c c\u0103n ch\u1ec9nh v\u00e0 \u0111\u1ed9 ti\u1ebfp x\u00fac v\u1edbi khung c\u1eeda. N\u1ebfu c\u00e1nh c\u1eeda v\u1eabn b\u1ecb k\u1eb9t, h\u00e3y ki\u1ec3m tra c\u00e1c b\u1ed9 ph\u1eadn truy\u1ec1n \u0111\u1ed9ng.<\/p>\n\n\n\n<h3 id=\"can-i-tighten-a-loose-window-handle-myself\" class=\"wp-block-heading\">T\u00f4i c\u00f3 th\u1ec3 t\u1ef1 si\u1ebft ch\u1eb7t tay n\u1eafm c\u1eeda s\u1ed5 b\u1ecb l\u1ecfng kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tay n\u1eafm c\u1eeda s\u1ed5 b\u1ecb l\u1ecfng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c si\u1ebft ch\u1eb7t m\u1ed9t c\u00e1ch an to\u00e0n n\u1ebfu c\u00e1c \u1ed1c v\u00edt, ren, l\u1ed7 l\u1eafp, t\u1ea5m \u0111\u1ebf, v\u1eadt li\u1ec7u khung v\u00e0 kho\u1ea3ng tr\u1ed1ng b\u00ean trong v\u1eabn c\u00f2n nguy\u00ean v\u1eb9n; tuy nhi\u00ean, vi\u1ec7c si\u1ebft ch\u1eb7t kh\u00f4ng ph\u1ea3i l\u00e0 ph\u01b0\u01a1ng \u00e1n s\u1eeda ch\u1eefa h\u1ee3p l\u00fd khi \u1ed1c v\u00edt quay tr\u01a1n, l\u1ed7 l\u1eafp b\u1ecb gi\u00e3n r\u1ed9ng, thanh \u0111\u1ecbnh h\u00ecnh b\u1ecb n\u1ee9t ho\u1eb7c l\u1ef1c c\u1ea3n c\u1ee7a c\u01a1 ch\u1ebf khi\u1ebfn c\u00e1c chi ti\u1ebft c\u1ed1 \u0111\u1ecbnh b\u1ecb l\u1ecfng ra li\u00ean t\u1ee5c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng tu\u1ed1c-n\u01a1-v\u00edt c\u1ea7m tay \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh. D\u1eebng l\u1ea1i khi \u0111\u1ebf \u0111\u01b0\u1ee3c k\u1eb9p ch\u1eb7t. Kh\u00f4ng \u0111\u01b0\u1ee3c t\u0103ng m\u00f4-men xo\u1eafn \u0111\u1ec3 b\u00f9 \u0111\u1eafp cho tr\u01b0\u1eddng h\u1ee3p ren b\u1ecb h\u1ecfng.<\/p>\n\n\n\n<h3 id=\"should-i-repair-or-replace-a-faulty-window-handle\" class=\"wp-block-heading\">T\u00f4i n\u00ean s\u1eeda ch\u1eefa hay thay th\u1ebf tay n\u1eafm c\u1eeda s\u1ed5 b\u1ecb h\u1ecfng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00ean thay th\u1ebf tay n\u1eafm c\u1eeda s\u1ed5 b\u1ecb h\u1ecfng khi c\u1ea7n g\u1ea1t, l\u00f2 xo, ch\u1ed1t gi\u1eef, \u1ed5 c\u1eafm, n\u00fat kh\u00f3a, b\u1ed9 ph\u1eadn \u0111\u00fac ho\u1eb7c b\u1ed9 ph\u1eadn k\u1ebft n\u1ed1i tr\u1ee5c c\u1ee7a n\u00f3 b\u1ecb h\u1ecfng; trong khi \u0111\u00f3, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111\u1ed9 th\u1eb3ng h\u00e0ng, c\u1ed1 \u0111\u1ecbnh ho\u1eb7c h\u1ed9p s\u1ed1 c\u1ea7n \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa ri\u00eang bi\u1ec7t, v\u00ec vi\u1ec7c l\u1eafp tay n\u1eafm m\u1edbi v\u00e0o c\u01a1 ch\u1ebf b\u1ecb k\u1eb9t th\u01b0\u1eddng l\u00e0m h\u1ecfng b\u1ed9 ph\u1eadn thay th\u1ebf v\u00e0 kh\u00f4ng kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c l\u1ed7i ban \u0111\u1ea7u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y l\u1ef1a ch\u1ecdn tay n\u1eafm m\u1edbi d\u1ef1a tr\u00ean c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 giao di\u1ec7n v\u1eadn h\u00e0nh, ch\u1ee9 kh\u00f4ng ph\u1ea3i d\u1ef1a tr\u00ean h\u00ecnh th\u1ee9c b\u00ean ngo\u00e0i. Ki\u1ec3m tra k\u1ef9 c\u00e1c th\u00f4ng s\u1ed1 sau: ti\u1ebft di\u1ec7n tr\u1ee5c, chi\u1ec1u d\u00e0i tr\u1ee5c, kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c t\u00e2m c\u1ed1 \u0111\u1ecbnh, h\u01b0\u1edbng tay n\u1eafm, chi\u1ec1u xoay, \u0111\u1ed9 nh\u00f4 ra, lo\u1ea1i kh\u00f3a v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a v\u00edt.<\/p>\n\n\n\n<h2 id=\"take-action-before-the-handle-fails-completely\" class=\"wp-block-heading\">H\u00e3y h\u00e0nh \u0111\u1ed9ng tr\u01b0\u1edbc khi tay n\u1eafm b\u1ecb h\u1ecfng ho\u00e0n to\u00e0n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y b\u1eaft \u0111\u1ea7u t\u1eeb c\u1eeda s\u1ed5 t\u1ed3i t\u1ec7 nh\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1edf c\u1eeda ra. \u0110\u00f3ng c\u1eeda l\u1ea1i. Ch\u1ed1ng c\u00e1nh c\u1eeda. Th\u00e1o tay n\u1eafm ra. Ki\u1ec3m tra tr\u1ee5c quay. Ki\u1ec3m tra c\u00e1c \u1ed1c v\u00edt. \u0110\u00e1nh d\u1ea5u c\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac kh\u00f3a. Ghi l\u1ea1i v\u1ecb tr\u00ed b\u1eaft \u0111\u1ea7u xu\u1ea5t hi\u1ec7n l\u1ef1c c\u1ea3n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sau \u0111\u00f3, h\u00e3y \u0111\u01b0a ra m\u1ed9t quy\u1ebft \u0111\u1ecbnh: si\u1ebft ch\u1eb7t, c\u0103n ch\u1ec9nh l\u1ea1i, b\u00f4i tr\u01a1n, thay th\u1ebf tay c\u1ea7m, s\u1eeda ch\u1eefa b\u1ec1 m\u1eb7t g\u1eafn ho\u1eb7c ki\u1ec3m tra h\u1ed9p s\u1ed1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1eebng c\u1ee9 c\u1ed1 \u00e9p bu\u1ed9c nh\u01b0 v\u1eady.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n th\u01b0\u01a1ng m\u1ea1i, ch\u01b0\u01a1ng tr\u00ecnh thay th\u1ebf ho\u1eb7c c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb g\u1ed1c (OEM), vui l\u00f2ng tham kh\u1ea3o c\u00e1c t\u00f9y ch\u1ecdn hi\u1ec7n c\u00f3 <a href=\"https:\/\/fschier.com\/vi\/tay-nam-cua-va-cua-so\/\">Thanh \u0111i\u1ec1u khi\u1ec3n c\u1eeda s\u1ed5 v\u00e0 c\u1ea5u h\u00ecnh ph\u1ea7n c\u1ee9ng<\/a> v\u00e0 ghi ch\u00e9p chi ti\u1ebft v\u1ec1 h\u00ecnh d\u00e1ng ch\u00ednh x\u00e1c, tr\u1ee5c quay, kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c tr\u1ee5c v\u00edt, lo\u1ea1i c\u00e1nh c\u1eeda, c\u01a1 ch\u1ebf kh\u00f3a, b\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n l\u1ed9 ra ngo\u00e0i, c\u0169ng nh\u01b0 c\u00e1c y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u su\u1ea5t tr\u01b0\u1edbc khi ph\u00ea duy\u1ec7t m\u1eabu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c s\u1eeda ch\u1eefa tay n\u1eafm c\u1eeda s\u1ed5 kh\u00f4ng ch\u1ec9 nh\u1eb1m kh\u00f4i ph\u1ee5c v\u1ebb ngo\u00e0i. N\u00f3 c\u00f2n ph\u1ea3i \u0111\u1ea3m b\u1ea3o chuy\u1ec3n \u0111\u1ed9ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, l\u1eafp \u0111\u1eb7t ch\u1eafc ch\u1eafn, ph\u1ea3n h\u1ed3i kh\u00f3a r\u00f5 r\u00e0ng, v\u1eadn h\u00e0nh an to\u00e0n, v\u00e0 mang l\u1ea1i s\u1ef1 tin t\u01b0\u1edfng r\u1eb1ng l\u1ea7n xoay tay n\u1eafm ti\u1ebfp theo s\u1ebd ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c nh\u01b0 mong \u0111\u1ee3i c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>","protected":false},"excerpt":{"rendered":"<p>Tay n\u1eafm c\u1eeda s\u1ed5 b\u1ecb l\u1ecfng kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng do ch\u00ednh tay n\u1eafm g\u00e2y ra. C\u1ea9m nang h\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd gi\u1ea3i th\u00edch c\u00e1ch ph\u00e2n bi\u1ec7t gi\u1eefa c\u00e1c tr\u01b0\u1eddng h\u1ee3p tay n\u1eafm b\u1ecb m\u00f2n, b\u1ed9 ph\u1eadn c\u1ed1 \u0111\u1ecbnh y\u1ebfu, tr\u1ee5c quay b\u1ecb l\u1ecfng, khung c\u1eeda s\u1ed5 b\u1ecb l\u1ec7ch v\u00e0 c\u01a1 ch\u1ebf kh\u00f3a c\u1eeda s\u1ed5 b\u1ecb h\u1ecfng, tr\u01b0\u1edbc khi m\u1ed9t l\u1ea7n s\u1eeda ch\u1eefa \u0111\u01a1n gi\u1ea3n l\u1ea1i bi\u1ebfn th\u00e0nh m\u1ed9t l\u1ea7n thay m\u1edbi t\u1ed1n k\u00e9m.<\/p>","protected":false},"author":1,"featured_media":2697,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"#gspb_image-id-gsbp-5801584 img,#gspb_image-id-gsbp-9c8a83c img,#gspb_image-id-gsbp-fb62202 img{vertical-align:top;display:inline-block;box-sizing:border-box;max-width:100%;height:auto}","footnotes":""},"categories":[17],"tags":[1419,1418,1422,858,1421,860,1420,1417],"class_list":["post-2693","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-window-door-hardware-design","tag-common-window-handle-problems","tag-drooping-window-handle","tag-espagnolette-repair","tag-loose-window-handle","tag-sticking-window-handle","tag-window-handle-repair","tag-window-lock-mechanism","tag-wobbly-window-handle"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":7}},"_links":{"self":[{"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/posts\/2693","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/comments?post=2693"}],"version-history":[{"count":1,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/posts\/2693\/revisions"}],"predecessor-version":[{"id":2698,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/posts\/2693\/revisions\/2698"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/media\/2697"}],"wp:attachment":[{"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/media?parent=2693"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/categories?post=2693"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/tags?post=2693"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}