{"id":2398,"date":"2026-07-01T11:58:09","date_gmt":"2026-07-01T03:58:09","guid":{"rendered":"https:\/\/www.fulerdiesel.com\/qsk19-series-engine-noise-diagnosis\/"},"modified":"2026-07-01T11:58:09","modified_gmt":"2026-07-01T03:58:09","slug":"qsk19-series-engine-noise-diagnosis","status":"publish","type":"post","link":"https:\/\/www.fulerdiesel.com\/vi\/qsk19-series-engine-noise-diagnosis\/","title":{"rendered":"Ch\u1ea9n \u0111o\u00e1n ti\u1ebfng \u1ed3n \u0111\u1ed9ng c\u01a1 d\u00f2ng QSK19"},"content":{"rendered":"

Ch\u1ea9n \u0111o\u00e1n ti\u1ebfng \u1ed3n \u0111\u1ed9ng c\u01a1 d\u00f2ng QSK19
\nL\u01b0u \u00fd: Khi ch\u1ea9n \u0111o\u00e1n s\u1ef1 c\u1ed1 ti\u1ebfng \u1ed3n \u0111\u1ed9ng c\u01a1, tr\u01b0\u1edbc ti\u00ean c\u1ea7n lo\u1ea1i tr\u1eeb ti\u1ebfng \u1ed3n do c\u00e1c thi\u1ebft b\u1ecb ph\u1ee5 tr\u1ee3 g\u00e2y ra, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e1y n\u00e9n kh\u00ed v\u00e0 b\u1ed9 truy\u1ec1n \u0111\u1ed9ng ph\u1ee5, \u0111\u1ec3 tr\u00e1nh nh\u1ea7m l\u1eabn nh\u1eefng ti\u1ebfng \u1ed3n n\u00e0y v\u1edbi ti\u1ebfng \u1ed3n c\u1ee7a \u0111\u1ed9ng c\u01a1. Th\u00e1o d\u00e2y \u0111ai truy\u1ec1n \u0111\u1ed9ng ph\u1ee5 \u0111\u1ec3 lo\u1ea1i b\u1ecf ti\u1ebfng \u1ed3n do c\u00e1c thi\u1ebft b\u1ecb n\u00e0y g\u00e2y ra. Ti\u1ebfng \u1ed3n s\u1ebd lan sang c\u00e1c b\u1ed9 ph\u1eadn kim lo\u1ea1i kh\u00f4ng c\u00f3 v\u1ea5n \u0111\u1ec1. Do \u0111\u00f3, vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng nghe s\u1ebd gi\u00fap x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed v\u00e0 nguy\u00ean nh\u00e2n g\u00e2y ra ti\u1ebfng \u1ed3n \u0111\u1ed9ng c\u01a1.
\nN\u1ebfu b\u1ea1n nghe th\u1ea5y ti\u1ebfng \u1ed3n khi t\u1ed1c \u0111\u1ed9 tr\u1ee5c khu\u1ef7u thay \u0111\u1ed5i, t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 c\u0169ng thay \u0111\u1ed5i, th\u00ec ti\u1ebfng \u1ed3n \u0111\u00f3 c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn tr\u1ee5c khu\u1ef7u, thanh truy\u1ec1n, piston ho\u1eb7c ch\u1ed1t piston. N\u1ebfu b\u1ea1n nghe th\u1ea5y ti\u1ebfng \u1ed3n khi t\u1ed1c \u0111\u1ed9 tr\u1ee5c cam thay \u0111\u1ed5i, t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 thay \u0111\u1ed5i m\u1ed9t n\u1eeda, th\u00ec ti\u1ebfng \u1ed3n \u0111\u00f3 c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a h\u1ec7 th\u1ed1ng van. M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 k\u1ef9 thu\u1eadt s\u1ed1 c\u1ea7m tay c\u00f3 th\u1ec3 gi\u00fap x\u00e1c \u0111\u1ecbnh xem ti\u1ebfng \u1ed3n c\u00f3 li\u00ean quan \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 quay c\u1ee7a tr\u1ee5c khu\u1ef7u hay tr\u1ee5c cam, c\u0169ng nh\u01b0 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn li\u00ean quan hay kh\u00f4ng.
\n\u0110\u00f4i khi ti\u1ebfng \u1ed3n t\u1eeb \u0111\u1ed9ng c\u01a1 xi-lanh \u0111\u01a1n kh\u00f4ng \u0111\u1ea1t y\u00eau c\u1ea7u trong b\u00e0i ki\u1ec3m tra \u0111\u00e1nh l\u1eeda. Tham kh\u1ea3o \u201cS\u1ed5 tay ch\u1ea9n \u0111o\u00e1n v\u00e0 s\u1eeda ch\u1eefa l\u1ed7i \u0111\u1ed9ng c\u01a1 d\u00f2ng QSK19\u201d t\u1ea1i c\u00e1c b\u01b0\u1edbc 006-005. N\u1ebfu \u00e2m l\u01b0\u1ee3ng ti\u1ebfng \u1ed3n gi\u1ea3m ho\u1eb7c bi\u1ebfn m\u1ea5t, th\u00ec \u0111\u00f3 l\u00e0 ti\u1ebfng \u1ed3n ph\u00e1t sinh t\u1eeb xi-lanh \u0111\u01a1n v\u00e0 c\u1ea7n ti\u1ebfn h\u00e0nh ki\u1ec3m tra xi-lanh \u0111\u00f3.
\nKh\u00f4ng c\u00f3 quy t\u1eafc hay ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra c\u1ed1 \u0111\u1ecbnh n\u00e0o \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ngu\u1ed3n g\u1ed1c c\u1ee7a ti\u1ebfng \u1ed3n.
\nDo ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ed9ng c\u01a1 v\u00e0 thi\u1ebft b\u1ecb ph\u1ee5 tr\u1ee3, ch\u1eb3ng h\u1ea1n nh\u01b0 ly h\u1ee3p qu\u1ea1t truy\u1ec1n \u0111\u1ed9ng b\u1eb1ng b\u00e1nh r\u0103ng, b\u01a1m th\u1ee7y l\u1ef1c, b\u1ed9 s\u1ea1c truy\u1ec1n \u0111\u1ed9ng b\u1eb1ng d\u00e2y \u0111ai, m\u00e1y n\u00e9n \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed v\u00e0 b\u1ed9 t\u0103ng \u00e1p, n\u00ean r\u1ea5t c\u00f3 th\u1ec3 g\u00e2y ra ti\u1ebfng \u1ed3n \u0111\u1ed9ng c\u01a1. C\u00e1c th\u00f4ng tin sau \u0111\u00e2y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m h\u01b0\u1edbng d\u1eabn \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n ti\u1ebfng \u1ed3n \u0111\u1ed9ng c\u01a1:
\nTi\u1ebfng \u1ed3n t\u1eeb \u1ed5 tr\u1ee5c ch\u00ednh
\nKhi di chuy\u1ec3n tr\u1ee5c ch\u00ednh, ti\u1ebfng \u1ed3n Poisson c\u00f3 th\u1ec3 ph\u00e1t sinh do va \u0111\u1eadp khi \u0111\u1ed9ng c\u01a1 ch\u1ecbu t\u1ea3i; \u00e2m thanh n\u00e0y to v\u00e0 tr\u1ea7m. N\u1ebfu t\u1ea5t c\u1ea3 c\u00e1c \u1ed5 tr\u1ee5c ch\u00ednh \u0111\u1ec1u b\u1ecb l\u1ecfng, b\u1ea1n s\u1ebd nghe th\u1ea5y ti\u1ebfng va \u0111\u1eadp to v\u00e0 ng\u1eafn. \u0110\u00e2y l\u00e0 ki\u1ec3u ti\u1ebfng va \u0111\u1eadp thay \u0111\u1ed5i theo t\u1ed1c \u0111\u1ed9. Khi \u0111\u1ed9ng c\u01a1 ch\u1ecbu t\u1ea3i ho\u1eb7c di chuy\u1ec3n trong \u0111i\u1ec1u ki\u1ec7n giao th\u00f4ng \u0111\u00f4ng \u0111\u00fac, ti\u1ebfng \u1ed3n n\u00e0y s\u1ebd tr\u1edf n\u00ean to nh\u1ea5t. Ti\u1ebfng g\u00f5 c\u1ee7a thanh truy\u1ec1n n\u00e0y th\u01b0\u1eddng to h\u01a1n ti\u1ebfng \u1ed3n \u0111\u1ee5c. \u00c1p su\u1ea5t d\u1ea7u th\u1ea5p c\u0169ng c\u00f3 th\u1ec3 g\u00e2y ra t\u00ecnh tr\u1ea1ng n\u00e0y.
\nN\u1ebfu \u1ed5 tr\u1ee5c kh\u00f4ng \u0111\u1ee7 l\u1ecfng \u0111\u1ec3 t\u1ea1o ra ti\u1ebfng g\u00f5 ri\u00eang bi\u1ec7t, ho\u1eb7c n\u1ebfu d\u1ea7u qu\u00e1 lo\u00e3ng ho\u1eb7c kh\u00f4ng c\u00f3 d\u1ea7u b\u00f4i tr\u01a1n cho \u1ed5 tr\u1ee5c, th\u00ec \u1ed1ng l\u00f3t s\u1ebd ph\u00e1t ra ti\u1ebfng g\u00f5.
\nTi\u1ebfng \u1ed3n b\u1ea5t th\u01b0\u1eddng c\u00f3 th\u1ec3 l\u00e0 d\u1ea5u hi\u1ec7u cho th\u1ea5y \u1ed5 tr\u1ee5c \u0111\u1ea9y tr\u1ee5c khu\u1ef7u \u0111\u00e3 b\u1ecb m\u00f2n.
\nTi\u1ebfng g\u00f5 s\u1eafc nh\u1ecdn ph\u00e1t ra kh\u00f4ng li\u00ean t\u1ee5c do khe h\u1edf d\u1ecdc tr\u1ee5c c\u1ee7a tr\u1ee5c khu\u1ef7u qu\u00e1 l\u1edbn. Vi\u1ec7c li\u00ean t\u1ee5c nh\u1ea3 v\u00e0 b\u00f3p c\u00f4n c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i \u00e2m thanh n\u00e0y.
\nTi\u1ebfng \u1ed3n t\u1eeb b\u1ea1c \u0111\u1ea1n thanh truy\u1ec1n
\nKho\u1ea3ng h\u1edf qu\u00e1 l\u1edbn \u1edf thanh truy\u1ec1n c\u00f3 th\u1ec3 g\u00e2y ra nhi\u1ec1u hi\u1ec7n t\u01b0\u1ee3ng ti\u1ebfng \u1ed3n kh\u00e1c nhau t\u00f9y theo t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1, c\u1ee5 th\u1ec3 l\u00e0 ti\u1ebfng \u1ed3n va \u0111\u1eadp khi ch\u1ea1y kh\u00f4ng t\u1ea3i v\u00e0 khi ch\u1ecbu t\u1ea3i. Khi \u1ed1ng l\u00f3t b\u1eaft \u0111\u1ea7u l\u1ecfng, ti\u1ebfng \u1ed3n c\u00f3 th\u1ec3 l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa ti\u1ebfng va \u0111\u1eadp c\u1ee7a piston v\u00e0 ti\u1ebfng \u1ed3n do ch\u1ed1t piston b\u1ecb l\u1ecfng. \u00c2m l\u01b0\u1ee3ng ti\u1ebfng \u1ed3n t\u0103ng l\u00ean theo t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1. \u00c1p su\u1ea5t d\u1ea7u qu\u00e1 th\u1ea5p s\u1ebd d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng n\u00e0y.
\nTi\u1ebfng \u1ed3n c\u1ee7a piston
\nR\u1ea5t kh\u00f3 ph\u00e2n bi\u1ec7t gi\u1eefa ti\u1ebfng \u1ed3n do ch\u1ed1t piston, thanh truy\u1ec1n v\u00e0 piston g\u00e2y ra do s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa ch\u00fang. Ti\u1ebfng g\u00f5 \u201cl\u00e1ch c\u00e1ch\u201d do ch\u1ed1t piston l\u1ecfng l\u1ebbo g\u00e2y ra, th\u01b0\u1eddng c\u00f3 th\u1ec3 nghe th\u1ea5y khi \u0111\u1ed9ng c\u01a1 ch\u1ea1y kh\u00f4ng t\u1ea3i. Khi ti\u1ebfng \u1ed3n t\u1eeb xi-lanh do kim phun ng\u1eebng phun nhi\u00ean li\u1ec7u, ti\u1ebfng g\u00f5 n\u00e0y s\u1ebd c\u00f3 s\u1ef1 thay \u0111\u1ed5i r\u00f5 r\u1ec7t. Tuy nhi\u00ean, \u1edf m\u1ed9t s\u1ed1 \u0111\u1ed9ng c\u01a1, khi xe \u0111ang di chuy\u1ec3n tr\u00ean \u0111\u01b0\u1eddng v\u1edbi t\u1ed1c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, ti\u1ebfng g\u00f5 n\u00e0y tr\u1edf n\u00ean r\u00f5 r\u00e0ng h\u01a1n.<\/p>","protected":false},"excerpt":{"rendered":"

QSK19 series engine noise diagnosis Note: When troubleshooting for\u00a0engine\u00a0noise, the first to exclude the noise caused by the auxiliary device, such as by the air compressor and power take-generated, do not mistake these noise is the\u00a0engine\u00a0noise. Remove the auxiliary drive belt to eliminate the noise caused by these devices. Noise will be spread to those […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2398","post","type-post","status-publish","format-standard","hentry","category-news"],"acf":[],"yoast_head":"\nQSK19 series engine noise diagnosis - Dalian Fuler Diesel Engine Co., Ltd.<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.fulerdiesel.com\/vi\/qsk19-series-engine-noise-diagnosis\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"QSK19 series engine noise diagnosis - Dalian Fuler Diesel Engine Co., Ltd.\" \/>\n<meta property=\"og:description\" content=\"QSK19 series engine noise diagnosis Note: When troubleshooting for\u00a0engine\u00a0noise, the first to exclude the noise caused by the auxiliary device, such as by the air compressor and power take-generated, do not mistake these noise is the\u00a0engine\u00a0noise. Remove the auxiliary drive belt to eliminate the noise caused by these devices. 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C\u00f4ng ty TNHH \u0110\u1ed9ng c\u01a1 Diesel Fuler \u0110\u1ea1i Li\u00ean.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.fulerdiesel.com\/vi\/qsk19-series-engine-noise-diagnosis\/","og_locale":"vi_VN","og_type":"article","og_title":"QSK19 series engine noise diagnosis - Dalian Fuler Diesel Engine Co., Ltd.","og_description":"QSK19 series engine noise diagnosis Note: When troubleshooting for\u00a0engine\u00a0noise, the first to exclude the noise caused by the auxiliary device, such as by the air compressor and power take-generated, do not mistake these noise is the\u00a0engine\u00a0noise. Remove the auxiliary drive belt to eliminate the noise caused by these devices. Noise will be spread to those […]","og_url":"https:\/\/www.fulerdiesel.com\/vi\/qsk19-series-engine-noise-diagnosis\/","og_site_name":"Dalian Fuler Diesel Engine Co., Ltd.","article_published_time":"2026-07-01T03:58:09+00:00","author":"frances@fulerdiesel.com","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"frances@fulerdiesel.com","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"3 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.fulerdiesel.com\/qsk19-series-engine-noise-diagnosis\/#article","isPartOf":{"@id":"https:\/\/www.fulerdiesel.com\/qsk19-series-engine-noise-diagnosis\/"},"author":{"name":"frances@fulerdiesel.com","@id":"https:\/\/www.fulerdiesel.com\/#\/schema\/person\/1d744bfa40ac9bff3385cc9c663cefc0"},"headline":"QSK19 series engine noise diagnosis","datePublished":"2026-07-01T03:58:09+00:00","mainEntityOfPage":{"@id":"https:\/\/www.fulerdiesel.com\/qsk19-series-engine-noise-diagnosis\/"},"wordCount":542,"commentCount":0,"publisher":{"@id":"https:\/\/www.fulerdiesel.com\/#organization"},"articleSection":["News"],"inLanguage":"vi","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.fulerdiesel.com\/qsk19-series-engine-noise-diagnosis\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.fulerdiesel.com\/qsk19-series-engine-noise-diagnosis\/","url":"https:\/\/www.fulerdiesel.com\/qsk19-series-engine-noise-diagnosis\/","name":"Ch\u1ea9n \u0111o\u00e1n ti\u1ebfng \u1ed3n \u0111\u1ed9ng c\u01a1 d\u00f2ng QSK19 - 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