{"id":903,"date":"2026-09-10T04:01:55","date_gmt":"2026-09-10T04:01:55","guid":{"rendered":"https:\/\/nm-coupling.net\/technical-guides\/troubleshooting\/"},"modified":"2026-09-10T06:14:02","modified_gmt":"2026-09-10T06:14:02","slug":"troubleshooting","status":"publish","type":"page","link":"https:\/\/nm-coupling.net\/vi\/technical-guides\/troubleshooting\/","title":{"rendered":"Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 kh\u1edbp n\u1ed1i NM"},"content":{"rendered":"

Vi\u1ec7c kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 s\u1ebd nhanh h\u01a1n n\u1ebfu b\u1ea1n kh\u00f4ng v\u1ed9i v\u00e0ng \u0111\u1ed5 l\u1ed7i cho v\u00f2ng \u0111\u1ec7m m\u1ec1m tr\u01b0\u1edbc ti\u00ean. V\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng ch\u1ec9 xu\u1ea5t hi\u1ec7n \u1edf v\u00f2ng \u0111\u1ec7m n\u00e0y, trong khi nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 n\u1eb1m \u1edf n\u01a1i kh\u00e1c trong \u1ed5 \u0111\u0129a.<\/p>\n

H\u01b0 h\u1ecfng ch\u1ea5t \u0111\u00e0n h\u1ed3i l\u1eb7p \u0111i l\u1eb7p l\u1ea1i<\/h2>\n

Ki\u1ec3m tra \u0111\u1ed9 th\u1eb3ng h\u00e0ng theo ph\u01b0\u01a1ng xuy\u00ean t\u00e2m v\u00e0 g\u00f3c, khe h\u1edf S \u0111\u1eb7c tr\u01b0ng c\u1ee7a t\u1eebng m\u1eabu xe v\u00e0 v\u1ecb tr\u00ed c\u1ee7a tr\u1ee5c. Sau \u0111\u00f3, xem x\u00e9t c\u00e1c \u0111i\u1ec3m kh\u1edfi \u0111\u1ed9ng, va \u0111\u1eadp v\u00e0 b\u1ea5t k\u1ef3 s\u1ef1 nhi\u1ec5m b\u1ea9n n\u00e0o. N\u1ebfu v\u00f2ng thay th\u1ebf b\u1ecb h\u1ecfng \u1edf c\u00f9ng m\u1ed9t v\u1ecb tr\u00ed, h\u00e3y ghi l\u1ea1i ki\u1ec3u m\u00e0i m\u00f2n tr\u01b0\u1edbc khi th\u00e1o ra; ki\u1ec3u m\u00e0i m\u00f2n \u0111\u00f3 c\u00f3 th\u1ec3 cho th\u1ea5y s\u1ef1 l\u1ec7ch tr\u1ee5c ho\u1eb7c ti\u1ebfp x\u00fac kh\u00f4ng \u1ed5n \u0111\u1ecbnh.<\/p>\n

Rung \u0111\u1ed9ng b\u1ea5t ng\u1edd<\/h2>\n

Ki\u1ec3m tra xem \u0111\u1ed9 rung c\u00f3 thay \u0111\u1ed5i sau khi th\u1ef1c hi\u1ec7n c\u00e1c c\u00f4ng vi\u1ec7c gh\u00e9p n\u1ed1i, b\u1ea3o d\u01b0\u1ee1ng m\u00e1y m\u00f3c ho\u1eb7c thay \u0111\u1ed5i \u0111\u01b0\u1eddng \u1ed1ng\/v\u1ecf b\u1ea3o v\u1ec7 hay kh\u00f4ng. Ki\u1ec3m tra \u0111\u1ed9 kh\u00edt c\u1ee7a moay\u01a1 v\u00e0 \u0111\u1ed9 th\u1eb3ng h\u00e0ng c\u1ee7a tr\u1ee5c. M\u1ed9t b\u1ed9 ph\u1eadn linh ho\u1ea1t c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m m\u1ed9t ph\u1ea7n \u0111\u1ed9 rung, nh\u01b0ng n\u00f3 kh\u00f4ng th\u1ec3 kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c t\u00ecnh tr\u1ea1ng r\u00f4to kh\u00f4ng c\u00e2n b\u1eb1ng, \u0111\u1ebf l\u1ecfng l\u1ebbo ho\u1eb7c tr\u1ee5c b\u1ecb l\u1ec7ch nghi\u00eam tr\u1ecdng.<\/p>\n

S\u1ef1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a tr\u1ee5c ho\u1eb7c s\u1ef1 m\u00e0i m\u00f2n<\/h2>\n

D\u1eebng l\u1ea1i v\u00e0 ki\u1ec3m tra giao di\u1ec7n l\u1ed7 khoan\/r\u00e3nh then v\u00e0 ph\u01b0\u01a1ng ph\u00e1p gi\u1eef. X\u00e1c nh\u1eadn r\u1eb1ng l\u1ed7 khoan v\u00e0 r\u00e3nh then ho\u00e0n thi\u1ec7n kh\u1edbp v\u1edbi tr\u1ee5c v\u00e0 b\u1ea3n v\u1ebd. Kh\u00f4ng n\u00ean ti\u1ebfp t\u1ee5c v\u1eadn h\u00e0nh ch\u1ec9 v\u00ec ch\u1ea5t \u0111\u00e0n h\u1ed3i v\u1eabn c\u00f2n nguy\u00ean v\u1eb9n.<\/p>\n

M\u1ed1i n\u1ed1i b\u1ecb qu\u00e1 nhi\u1ec7t ho\u1eb7c b\u1ed9 ph\u1eadn c\u00f3 v\u1ebb b\u1ecb \u0103n m\u00f2n h\u00f3a h\u1ecdc.<\/h2>\n

Ghi l\u1ea1i nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh v\u00e0 nhi\u1ec7t \u0111\u1ed9 quy tr\u00ecnh g\u1ea7n \u0111\u00f3, m\u1ee9c \u0111\u1ed9 ti\u1ebfp x\u00fac v\u1edbi d\u1ea7u ho\u1eb7c h\u00f3a ch\u1ea5t v\u00e0 v\u1eadt li\u1ec7u th\u1ef1c t\u1ebf c\u1ee7a b\u1ed9 ph\u1eadn n\u1ebfu c\u00f3 t\u00e0i li\u1ec7u ghi ch\u00e9p. Kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o m\u00e0u s\u1eafc \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh polyme. Nh\u1eefng chi ti\u1ebft n\u00e0y c\u1ea7n \u0111\u01b0\u1ee3c ghi l\u1ea1i trong qu\u00e1 tr\u00ecnh xem x\u00e9t v\u1eadt li\u1ec7u thay th\u1ebf.<\/p>","protected":false},"excerpt":{"rendered":"

S\u1eed d\u1ee5ng c\u00e1c tri\u1ec7u ch\u1ee9ng h\u1ecfng h\u00f3c \u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh c\u1ea7n \u0111o g\u00ec ti\u1ebfp theo: \u0111\u1ed9 th\u1eb3ng h\u00e0ng, chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a moay\u01a1, \u0111\u1ed9 kh\u00edt c\u1ee7a tr\u1ee5c, \u0111i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng ho\u1eb7c m\u00f4i tr\u01b0\u1eddng c\u1ee7a ch\u1ea5t \u0111\u00e0n h\u1ed3i.<\/p>","protected":false},"author":1,"featured_media":0,"parent":860,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-903","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/nm-coupling.net\/vi\/wp-json\/wp\/v2\/pages\/903","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nm-coupling.net\/vi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/nm-coupling.net\/vi\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/nm-coupling.net\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nm-coupling.net\/vi\/wp-json\/wp\/v2\/comments?post=903"}],"version-history":[{"count":1,"href":"https:\/\/nm-coupling.net\/vi\/wp-json\/wp\/v2\/pages\/903\/revisions"}],"predecessor-version":[{"id":958,"href":"https:\/\/nm-coupling.net\/vi\/wp-json\/wp\/v2\/pages\/903\/revisions\/958"}],"up":[{"embeddable":true,"href":"https:\/\/nm-coupling.net\/vi\/wp-json\/wp\/v2\/pages\/860"}],"wp:attachment":[{"href":"https:\/\/nm-coupling.net\/vi\/wp-json\/wp\/v2\/media?parent=903"}],"curies":[{"name":"trang web","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}