Yuav txo tus nqi ntawm lub cav overhaul li cas?

Yuav txo tus nqi ntawm lub cav overhaul li cas?
Yuav txo tus nqi ntawm lub cav overhaul li cas?
Anonim

Lo lus "engine overhaul" rau txhua tus neeg tsav tsheb lub suab zoo li ib kab lus, tau hnov dua li ntawd, lub sijhawm poob rau kev poob siab. Tab sis nws puas txaus ntshai? Qhov tseeb, lub cav overhaul tuaj yeem txo tus nqi ntau, tshwj xeeb tshaj yog rau cov tsheb kim. Qhov tseeb yog tias lub cav ntawm lub tsheb yog qhov tseeb, tsuas yog hlau, thiab txawm tias nws yuav nyuaj npaum li cas, lawv txhua tus zoo sib xws.

cav overhaul
cav overhaul

Txhua tus muaj pistons, piston rings, crankshaft. Tau kawg, qee qhov muaj ntau li qub, qee qhov muaj cov camshafts, lub tog raj kheej, tab sis lawv txhua tus ua haujlwm ntawm lub hauv paus ntsiab lus ntawm plaub lub voj voog, uas ua rau lawv yuav luag zoo ib yam.

Lub cav overhaul yog kim, ua ntej ntawm tag nrho cov, nrog rau qhov chaw, hais, rau German-ua tsheb raug nqi ntau zaus ntau dua rau cov hom ntawm cov tsheb los ntawm lwm lub teb chaws raug tsim. Tab sis tsis txhob hnov qab tias rau kev ua haujlwm ntawm tus kws kho tsheb, koj tuaj yeem ua haujlwm tau zoo.

Kev kho dua ntawm lub cav VAZ kuj tuaj yeem nqa tawm hauv koj lub chaw nres tsheb, nws txaus los npaj cov cuab yeej yooj yim, ntawm cov uas yuav tsum muaj lub tshuab hluav taws xob, txij li cov pins piston tau ntxig rau sab saud. taub hau ntawm tus pas nrig txuas thaumkub 750-800 degrees.

Ua ntej tshaj plaws, nws yuav tsum tau coj mus rau hauv tus account tias qhov kev kho dua tshiab ntawm lub cav muaj qhov cuam tshuam tag nrho, yog li koj yuav tsum tau saib xyuas qhov chaw ua haujlwm kom huv si raws sijhawm, nws yog qhov zoo dua los ua haujlwm ntawm kev tshem tawm. engine tsis muaj attachments. Tsis tas li ntawd, koj yuav tsum tau ntim cov khoom ntim ntawm cov roj av, koj yuav xav tau "chaw da dej" rau cov ncej, nrog rau lwm yam me me.

Yog tias lub cav raug tshem tawm, tom qab ntawd cov haujlwm yuav tsum tau muab faib ua peb ntu: lub tog raj kheej taub hau, thaiv nws tus kheej, thiab lub tshuab lubrication. Thiab tam sim no - hauv kev txiav txim thiab nthuav dav ntxiv.

cav overhaul
cav overhaul

Ua ntej koj yuav tsum tau muab txhua yam sib nrug, tab sis nws tsim nyog nco ntsoov tias lub tshuab valve, uas tsis tuaj yeem hloov tau, yuav tsum tau nruab rau hauv tib qho kev txiav txim raws li nws tau ua. Cov li qub, tom qab hloov lawv thiab hloov cov lus qhia bushings, yuav tsum tau lapped siv lapping pastes. Lub camshaft (los yog shafts, yog hais tias muaj ob los yog ntau tshaj ntawm lawv) yuav tsum tau ntsuas nrog ib tug micrometer thiab, yog hais tias muaj deviations los ntawm tus qauv, hloov. Koj kuj yuav tsum tau xyuam xim rau lawv cov kev txhawb nqa, raws li lawv feem ntau yog ua los ntawm cam khwb cia txhuas (ib qho khoom muag muag uas tsis muaj zog).

Tam sim no me ntsis txog lub tog raj kheej thaiv. Ntawm no, kev kho tsuas yog hloov pauv. Tau kawg, yog tias koj muaj lub tshuab tho txawv thiab honing lub tog raj kheej hauv tsev, ces koj tuaj yeem ua txhua yam haujlwm ntawm koj tus kheej, tab sis muaj tsawg tus neeg zoo li no. Yog li ntawd, qhov thaiv nws tus kheej yuav tsum tau muab rau lub rooj cob qhia tshwj xeeb uas cov kws tshaj lij ua haujlwm.

Tom qab nws rov qab los, nws yuav muaj ib chav pistons stamped rau nws, uas tsim nyog khaws. RauTxhua chav kawm ntawm pistons muaj nws cov chav kawm ntawm cov pins thiab piston rings. Qhov loj ntawm cov khoom siv rau txhua lub tog raj kheej yuav tsum zoo tib yam, tab sis qhov yuam kev ntawm 2 grams raug tso cai.

DIY engine overhaul
DIY engine overhaul

Cia peb mus ntxiv. Tom ntej no ntawm daim ntawv yog lub lubrication system. Overhaul ntawm lub cav kuj hais txog kev kho cov kab ke no, vim nws yog nws lub luag haujlwm rau kev nyab xeeb thiab kav ntev ntawm qhov chaw. Ntawm no, dua, yuav tsum muaj lub micrometer los txiav txim siab yog tias kev sib tsoo ntawm cov ntawv xov xwm crankshaft xav tau. Yog tias muaj, ces koj yuav tsum ua tib yam li nrog lub thaiv. Yog tsis yog, koj tsuas yog yuav tsum tau hloov cov liners. Lawv qhov loj me feem ntau yog qhia thaum kho qhov hnyav ntawm lub puab tsaig. Yog tias qhov loj me tsis tau teev tseg, ces lub caj dab yeej tsis tau av, ces nws sib haum rau lub ntsej muag tus nqi.

Tom qab tag nrho cov haujlwm no, lub rooj sibtham tau ua tiav, nrog rau kev hloov cov khoom siv hluav taws xob thiab cov lim dej. Ua ntej kev sim khiav, nws raug nquahu kom sau cov roj lim nrog roj thiab tig lub crankshaft los ntawm tes. Los ntawm cov lus hais saum toj no, nws ua raws li qhov ua-nws-koj tus kheej lub cav overhaul tsis txaus ntshai, vim nyob rau hauv peb lub sijhawm nws yooj yim mus nrhiav ib qho kev qhia phau ntawv.

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