Sij hawm poob saw ZMZ-406: installation thiab hloov

Valve system - ib qho ntawm lub ntsiab Cheebtsam ntawm tej cav. Nws muaj xws li ib tug saw los yog siv tsav. Cov yav tas yog tsawg nrov, tab sis nyob rau tib lub sij hawm tsawg txhim khu kev qha. Cov saw yeej tsis lov. Tab sis, thaum ua hauj lwm muaj peev xwm ua suab. Niaj hnub no peb saib yuav ua li cas yuav ua rau saw hloov cov sij hawm poob ZMZ-406 thiab hais tias yog ib tug muab caij.

feature

Qhov no yog ib feem yog lub hauv paus ntawm lub cav. Nws yog ua tsaug rau cov saw hlau yuav kom teem caij rau theem sij hawm ZMZ-406. Cov txheejtxheem, qhov no kom tsawg, compression, lub hwj chim mob stroke thiab tso tawm. Nyob rau hauv thiaj li tsis mus khoov lub valve thiab xyuas kom meej tshaj plaws efficiency, siv ib tug tshwj xeeb Circuit Court.

Nws categorizes koj siv zog rau ib tug camshaft uas opens thiab muab kaw rau lub sij hawm ntawm lub engine li qub. Yog li, cov sij hawm poob ZMZ-406 system muab raws sij hawm mov ntawm lub combustible sib tov nyob rau hauv lub combustion chamber thiab tso zis rau lawv tom qab lub thib peb stroke (ua hauj lwm stroke). Cov no ib tug haib thiab yig engine.

Qhov uas nws yog?

Cov sij hawm poob Circuit Court ZMZ-406 nyob rau hauv lub crankshaft pulley. Nws rotates ib txhij nrog lub engine running. Tshwj xeeb dampers sij hawm poob saw ZMZ-406 kuj siv. Lawv muab cov kev tsim nyog nro mechanism.

Yog hais tias nws los rau hauv disrepair, lub installation ntawm lub sij hawm theem ZMZ-406 yuav tsis ncaj ncees lawm. Cov saw yuav ncab los yog dhia rau ib tug ob peb hniav. Thaum lub sij hawm lub lag luam ntawm lub mechanism yog tsav los ntawm ib tug dej twj tso kua mis, ib tug hydraulic amplifier (tsis nyob rau hauv tag nrho cov, "gazelle") thiab cov intermediate ncej ntawm lub ignition system. Nrog txhua tus ntawm cov ntsiab ZMZ-lub sij hawm poob Circuit Court 406 yog zoo kev cob cog rua.

Txhaum nrog lub sij hawm

Major tej yam tshwm sim ntawm breakage - ib tug yuav txo tau ntawm cav fais fab yam ntxwv claps nyob rau hauv lub tso thiab lub kom tsawg manifold, thiab ib tug uas tsis muaj compression ratio. Nws yuav tsum tsis txhob yuav tsawg tshaj li 10 kilograms ib square centimeter. Tab sis nws yog tsis tsim nyog mus yuav ib tug txheej tshiab ntawm cov sij hawm poob ZMZ-406. Tej zaum cia li tuaj cia lub saw. Los ntawm txoj kev, nws yog ib tug txhaum ua hlau khob. Tej txhaum sij ZMZ-406 yuav raug provoked gapping valve rooj. Cov no ib tug fouling, tsis valve springs. Lub clearance ntawm lub rocker caj npab thiab lub valve kav yog tsis muaj tseeb. Yog hais tias lub cav tsis muaj ib tug txaus qhib ntawm lub li qub, tej zaum nws yuav ua rau muaj mob breakage ntawm lub lash. Tsis tas li ntawd, hnav lub iav crank thiab camshaft. Raws li ib tug tshwm sim, yuav tsum tau kho engine ZMZ-406. Sij hawm poob - qhov no yog ib tug loj lub tshuab. Kom tsis txhob muaj teeb meem, koj yuav tsum ua raws li cov saw nro thiab kho cov damper. Qhov no yuav tsum tau ua tsis muaj tsawg tshaj li ib zaug txhua txhua 80 txhiab kilometers. Saw, raws li txwv mus rau siv - ib tug ncaj txhim khu kev qha mechanism. Nws tsis tawg thiab tsis ua rau lub valve khoov, tab sis tsuas ncav us txog rau sij hawm ntev siv. Resource sij Circuit Court yog hais txog 200 txhiab kis lus mev. Nyob rau hauv qhov chaw resource-siv tsis pub tshaj 80 txhiab. Tiam sis yog tias koj tau pom tus yam ntxwv cov tsos mob ntawm 150 txhiab (lub ntsiab lus cov hlau khob saw), nws yog tsis tsim nyog los mus ncua cov kev hloov. Hauv qab no peb saib yuav ua li cas kho lub system nrog lawv tus kheej txhais tes.

seev

Yuav kom hloov cov sij hawm poob ZMZ-406 yog muaj kev vam meej, peb yuav tsum tau npaj ib tug txheej ntawm cov cuab yeej. Peb yuav tsum tau ib tug txheej ntawm hau thiab hex lub lag luam, lub zog ciaj ntswj, ib tug rauj thiab ib tug txaug. Tom ntej no xav txog tus txheej txheem ntawm kev hloov ib tug phased sij saw ZMZ-406.

npaj ua hauj lwm

Ua ntej peb yuav tau npaj lub thawv rau kua operating kua. Thawj, ncuav lub dej ntsuab. Lub "gazelle" nws muaj ib tug ntau ntawm txog kaum liters. Nws drained los ntawm loosening cov plug nyob rau hauv lub qab ntawm lub radiator. Ua tib zoo - tus thawj mus dhia dej ntsuab kub siab. Raws li koj hliv, nws yuav tsawg dua. Nws yog pom zoo kom siv ib tug loj canister los yog thoob. Nws yog ib qho tseem ceeb uas lub thawv yog huv si. Rau zoo dua tso zis dej ntsuab, unscrew lub hau rau ntawm lub expansion tank.

Yuav ua li cas yog tom ntej?

Ces tshem tawm cov pem hauv ntej sev nrog ib tug grille (yog "biznesovsky" bumper unscrew nws fastening nyob rau hauv nruab nrab thiab nyob rau hauv sab). Tom ntej no, tshem tawm tag nrho cov clamps thiab fittings, uas yog tej yam ua kua rau lub radiator. Lauj kawg lub caij. Yog hais tias koj lub tsheb yog txawm peem rau nrog hydraulic hwj chim kauj, tshem tawm cov twj tso kua mis tsav siv hwj chim kauj.

Tsis tas li ntawd gat outwardly siv generator thiab twj tso kua mis, muaj loosened nro. Tam sim no tshem tawm cov valve cover lub tog raj kheej taub hau. Tag nrho bolts yuav tsum tau daim ntau quav tso rau hauv ib daim thawv los yog me me. Qhov no tsis cuam tshuam rau kev kho, tab sis ho kom lub rooj sib txoos txheej txheem. Koj tsis muaj mus nrhiav, qhov twg yog qhov uas ploj lawm ntsia liaj qhov rooj los yog cov noob txiv, raws li nws feem ntau tshwm sim. Tom ntej no, unscrew lub kiv cua khov coupling nrog lub impeller.

Valve cover yog pom zoo kom muab tso rau hauv ib tug huv si thiab qhuav qhov chaw. Lub xub ntiag ntawm hmoov av nyob rau hauv sab hauv sab ntawd yog tsis tshua muaj undesirable. Tom ntej no, lub twj tso kua mis tshem tawm thiab lub cav ceev sensor (tsis txhob hnov qab teev nyob rau hauv qhov chaw, txwv tsis pub koj tsuas yuav tsis pib lub engine). Nyob rau hauv lub kauj ruam tom ntej mus rho cov crankshaft pulley thiab cov roj yias. Ces sib ntswg ob kho bolts gidronatyazhitelya saw. Qhov kawg lub caij mus tawm. Ib tug tag nrho ntawm 406-m thiab 405-m gidronatyazhitelya lub cev muaj zog ob - sab saum toj thiab hauv qab. Peb yuav tsum tau ob leeg mechanisms. Lower versed nyob rau hauv tib lub ntsiab cai. Tom ntej no, peb yuav tsum tau tshem tawm cov saw cover. Nws yog txuas mus rau lub xya bolts. Ua tib zoo - koj yuav ua kev puas rau pem hauv ntej crankshaft roj foob thiab lub tog raj kheej taub hau gasket. Unscrew lub ntsia liaj qhov rooj thiab tshem tawm cov sab sauv tensioner caj npab muaj tus cim. Ntxiv unscrew yas damper sij saw ZMZ-406. Unscrew lub bolts phiaj lub camshaft iav mus rau lub flange (uas nyob rau hauv no cav ob tug). Tom ntej no, peb yuav tsum tau lwm lub cuab tam. Yuav kom tshem tawm cov qis iav, nws yog tsim nyog los muab ib tug rho tawm tsav tsheb (nws yuav pab raws li ib tug pas) ntawm nws thiab lub thib ob iav.

Tig hauv lub kawg ntawm lub xauv phaj, thiab thaum tuav lub intermediate ncej, ntxig peb lub cuab tam. Noj tawm lub pinion thiab ib sab ib feem ntawm ib cov saw ntawm lub crankshaft. Yog hais tias koj raug teeb meem nrog lub dismantling yuav tsum tau tshem tawm cov roj hmab foob ntawm cov iav thiab lub tes tsho. Qhov kawg lub caij yog rhuav, ib yam nkaus thiab. Qhov thib ob iav yog nias los ntawm txhais tau tias ntawm ib tug stripper.

Tom qab lub saw raug tshem tawm

Yog li, peb tau txais ib lub caij tawm. Cov saw yuav tsum tau kom huv si ntxuav nyob rau hauv roj a thiab ntxuav nws los ntawm cov av. Tshawb xyuas nws cov yam ntxwv mob. Tom qab 150 txhiab kilometers los yog ntau tshaj, nws yog ncav us txog los ntawm 1-2 centimeters. Qhov no yog txaus rau ntxias ib tug tsis ncaj ncees lawm qhov sij hawm. Yog hais tias bushings mechanism muaj tej yam tshwm sim ntawm coj, tw los yog tej kab nrib pleb, cov ntxiv lag luam ntawm lub mechanism yuav ua tsis tau. Yog hais tias zog tau tawg, lawv kuj hloov nrog tshiab. Tshawb xyuas tus mob ntawm lub txiv mis qhuav. Yog hais tias puas, hloov nws nrog ib tug tshiab lub caij. Kos rau lub tensioner hnub qub. Lawv yuav tsum tau tig rau ntawm nws lub axis. Scuffing thiab spalling rau lub chaw ua hauj lwm nto yuav tsum tsis txhob yuav.

Reassembly

Ua ntej, koj yuav tsum zoo zoo nruab ib lub valve sij hawm. Rau no scroll hauv crankshaft li ntev raws li cov thawj cim rau nws yog mus raws li nrog tus thib ob lub tog raj kheej block. Lub piston ntawm cov thawj lub tog raj kheej yuav tsum tau nyob rau hauv lub saum toj tuag center. Tom ntej no nruab damper Circuit Court. Tsis txhob muaj hau ntswj lub bolts tsis tau. Cav roj lubricates lub sab saw thiab txo nws hwj nws nyob rau hauv uas tau tsav iav thiab cov crankshaft. Penultimate txheej li hais tias cov pin rau hauv lub qhov ntawm lub intermediate ncej. Daim ntawv lo rau cov iav yuav tsum zoo tib yam rau cov uas muaj nyob rau ntawm lub tog raj kheej block. Nyob rau hauv no ib feem ntawm lub saw uas kis los ntawm tus damper yuav tsum tau tensioned. Spun kho bolts countershaft zog. Nyob rau hauv cov hloov kho ceev phaj.

Nws yog pom zoo kom siv ib tug torque ciaj ntswj. Zawm torque - los ntawm 22 mus rau 25 nm. Thaum lub ntsia liaj qhov rooj spun nrog cov yam torque, pib tseem ceeb proschelkivat - npaj mus rau lub thib ob lub caij. Tsis txhob hnov qab xauv qhov ob screws ntawm lub locking phaj. Tig hauv lub npoo siv ib tug rauj thiab txaug. Ces mus nias rau qhov qib tensioner thiab xyuas seb lub cim coincided rau lub tog raj kheej thaiv thiab nyob rau hauv pinion. Yis damper bolts thiab lubricates lub sab saum toj saw. Peb muab nws nyob rau hauv ib nrab ncej iav. Scroll rau lub camshaft clockwise. Don Circuit Court mus rau lub thib ob iav. Nws yuav tsum tau mus rau hauv lub pin ntawm ib tug cam.

Moments Irina Zaryazhko thiab cov ntawv

Nrog kev pab los ntawm lub quadrangular tseem ceeb ntawv ntawd camshaft counterclockwise. Peb ncab lub sij hawm saw. Cranked thiab intermediate ncej yuav tsum tsis txhob tig. Tags coincide nrog lub sab sauv nto ntawm lub tog raj kheej taub hau. Nrog rau cov tso camshaft iav tshem tawm thiab nruab nws nyob rau hauv Circuit Court. Tom qab ntawd peb muab tso rov qab, me ntsis xa cov ncej clockwise. Lub pins yuav tsum tau in thiaj li tso rau hauv iav qhov. Tig lub ncej counterclockwise, rub lub sij hawm saw. Tom ntej no, ib cov saw cover thiab cov twj tso kua mis. Nyob rau sab saum toj ntawm lub hau txheej yuav tsum ua me ntsis sealant. Thaum txhim kho tu tsis tau puas crankshaft pem hauv ntej roj foob. Ntxiv mounted ob gidronatyazhitelya thiab cov crankshaft pulley. Thaum kawg nws yog tsim nyog los soj ntsuam cov zawm torque - los ntawm 104 mus 129 nm.

Nws yuav tsum muaj xws li 5 thiab siv cov chaw nres tsheb nres. Tuav lub crankshaft li hais tias nws twb tsis muab. Tom ntej no yog lub zawm ntawm lub ratchet. Xeem phau ob lem. Lub crankshaft yog teem rau lub sab saum toj tuag center txoj hauj lwm (nyob rau hauv thawj lub tog raj kheej). Ntxiv mus, ib tug kheej kheej taub hau npog. Nws yog tsim nyog los muab tso rau ib tug txheej ntawm sealant los mus tiv thaiv cov roj txia. Lub cover yog nruj mus rau ib tug torque ntawm txog 12 nm. Ntxiv nws yog tsim nyog mus cuag lub crankcase cua yeeb nkab mus rau lub haum rau lub valve hau. Txuas mus rau tiv cav tseb kauj nyob ntawm tej thiab muab tso rau lawv nyob rau hauv lub xaus ntawm lub tswm ciab. Sau dej ntsuab rov qab, muab tso rau hauv qhov chaw thiab khiav lub cav radiator. Yog hais tias txhua yam twb ua kom raug, nws yog xim hlau suab ploj, thiab cov cav fais fab yuav tau rov qab mus rau li qub. Nyob rau hauv tus txheej txheem no kho ntawm lub sij hawm yog lawm. Qhov zoo tshaj plaws lub sij hawm poob ZMZ-406 - qhov no yog ib tug nyob rau hauv cov saw hlau. Rau siv tsav ntau tsav tsheb tseem skeptical. Saw tsav ntau lub sij hawm ntau txhim khu kev qha. Tab sis kev xyaum qhia tau hais tias nws yog txhua txhua xyoo yog poob chaw, tshwj xeeb tshaj yog cov txawv teb chaws manufacturers.

Teeb meem txhim kho

Muaj rooj plaub uas lub mechanism rau kho hu plig lub taub hau gasket. Nyob rau hauv cov ntaub ntawv no nws yog tsim nyog los txiav tawm nws remnants chaw ua hauj lwm riam thiab siv sealant. Tsis tas li ntawd, qhov no txhais tau tias koj yuav tsum ua tag nrho cov kev sib khi hau. kom qhuav sealant lub sij hawm - 24 teev.

xaus

Yog li ntawd, peb pom seb zoo li cas cov roj faib mechanism rau "GAZelevskom" 406 th engine. Raws li koj tau pom, cov saw hlau hloov tsis tau lub xub ntiag ntawm ntxiv cov cuab yeej. Tab sis los ntawm lub sij hawm nws yuav siv sij hawm tag nrho ib hnub. Yog li ntawd koj yuav tsum tau npaj ua ntej rau tej kev kho. Thaum noj tej kev pab yuav siv sij hawm txog 5 teev. Tus nqi ntawm nws - rau txhiab rubles. lub sij hawm cov khoom siv rau nws tus kheej nqi txog tsib txhiab. Nws muaj ib cov saw (me me thiab loj loj), gidronatyazhiteli, idlers thiab sprocket camshafts.