Automotive Engine Repair Basics
Txhua lub cav, txawm tias nws nyob hauv lub tsheb, tsheb thauj khoom, maus taus, lossis lwm lub tsheb, muaj cov khoom sib xws.Cov no muaj xws li lub tog raj kheej thaiv, lub tog raj kheej taub hau, pistons, li qub, txuas rods, thiab crankshaft.Txhawm rau ua haujlwm kom zoo, tag nrho cov khoom no yuav tsum ua haujlwm sib haum xeeb.Ib qho tsis ua haujlwm hauv ib qho ntawm lawv tuaj yeem ua rau tag nrho lub cav ua haujlwm tsis zoo.
Muaj peb hom kev puas tsuaj ntawm lub cav:
● Sab hauv lub cav puas
● Sab nraud cav puas, thiab
● Roj system puas
Internal engine puas tshwm sim thaum ib yam dab tsi mus tsis ncaj ncees lawm nyob rau hauv lub engine nws tus kheej.Qhov no tuaj yeem tshwm sim los ntawm ntau yam, suav nrog lub valve faulty, piston rings uas tau hnav, lossis lub crankshaft uas tau ua puas lawm.
Kev puas tsuaj ntawm lub cav sab nraud tshwm sim thaum muaj ib yam dab tsi tsis ncaj ncees lawm sab nraud ntawm lub cav, xws li lub tshuab hluav taws xob xau lossis lub sijhawm siv lub sijhawm tawg.Kev puas tsuaj ntawm cov roj tuaj yeem tshwm sim los ntawm ntau yam, suav nrog cov roj lim lossis cov twj tso kua mis uas tsis ua haujlwm zoo.
Kev kho lub cav suav nrog kev tshuaj xyuas lossis ntsuas ntau qhov chaw rau kev puas tsuaj thiab kho lossis hloov pauv - tag nrho nrog kev pab ntawm cov cuab yeej kho tsheb sib txawv.
Cov cuab yeej yooj yim rau kev kho thiab tu cav
Yuav kom kho lub cav puas, koj yuav xav tau ntau yam cuab yeej.Cov cuab yeej no tuaj yeem muab faib ua peb pawg: cov cuab yeej kuaj cav, cov cuab yeej siv cav disassembly, thiab cov cuab yeej sib dhos cav.Tshawb xyuas cov npe hauv qab no, nws muaj cov cuab yeej kho cav uas txhua tus kws kho tsheb (lossis DIY-er) yuav tsum muaj.
1. Torque Wrench
Lub torque ciaj ntswj siv ib tug npaum li cas ntawm torque rau ib tug fastener, xws li ib tug txiv ntseej los yog ntsia liaj qhov rooj.Nws feem ntau yog siv los ntawm cov neeg kho tshuab kom ntseeg tau tias cov bolts raug kaw kom zoo.Torque wrenches tuaj nyob rau hauv ntau yam duab thiab qhov ntau thiab tsawg, thiab muaj cov yam ntxwv sib txawv nyob ntawm seb lawv xav siv.
2. Qhov (socket & Ratchet Set).
Lub qhov (socket set) yog ib qho kev sib sau ntawm cov qhov (socket) uas haum rau lub ratchet, uas yog ib qho cuab yeej tuav tes uas tuaj yeem tig mus rau ob qho kev taw qhia kom loosen lossis zawm bolts thiab ceev.Cov cuab yeej no raug muag ntau qhov ntau thiab tsawg.Nco ntsoov tias koj muaj ntau yam zoo hauv koj lub teeb.
3. Breaker Bar
Lub tshuab tawg yog ib lub pas hlau ntev, uas yog siv los muab kev txhawb zog ntxiv thaum loosening lossis zawm bolts thiab ceev.Nws yog ib qho tseem ceeb ntawm cov cuab yeej kho cav, thiab tshwj xeeb tshaj yog muaj txiaj ntsig rau cov tawv tawv fasteners uas nyuaj rau tshem tawm.
4. Screwdrivers
Raws li lub npe qhia, screwdrivers yog siv los zawm los yog loosen screws.Lawv tuaj nyob rau hauv ntau qhov ntau thiab tsawg thiab cov duab, nyob ntawm seb hom ntsia hlau uas lawv tau tsim los kom loosen lossis zawm.Nco ntsoov tias koj muaj ib lub teeb uas muaj ntau yam ntawm ob qho tib si.
5. Wrench Set
Lub teeb tsa tes yog ib qho ntawm cov khoom siv kho tsheb uas siv ntau tshaj plaws.Lub teeb yog qhov tseem ceeb ntawm kev sau cov wrenches uas haum rau lub ratchet.Wrenches tuaj nyob rau hauv ntau qhov ntau thiab tsawg, cov duab thiab cov ntaub ntawv, yog li nws yog ib qho tseem ceeb kom paub tseeb tias koj muaj ntau yam zoo hauv koj lub teeb.
6. Pliers
Pliers yog cov cuab yeej siv lub cav uas koj siv los tuav thiab tuav cov khoom.Muaj ntau yam sib txawv ntawm cov cuab yeej no, suav nrog lub qhov ntswg pliers, koob-qhov ntswg pliers, thiab cov xauv pliers.Hom pliers feem ntau yog cov pliers kho tau, uas tuaj yeem siv los tuav thiab tuav cov khoom ntawm ntau yam duab thiab ntau thiab tsawg.
7. Rauj
Ib tug rauj yog siv los ntaus lossis kais khoom.Nws yog ib qho ntawm cov cuab yeej kho cav uas siv cov tshuab siv thaum ua haujlwm ntawm ntau qhov chaw, tshwj xeeb tshaj yog thaum lub sij hawm disassembly.Qee cov dej num txhawm rau txhim kho cov khoom siv kuj yuav xav tau cov kais dej ntawm lub rauj.
8. Impact Wrench
Impact wrenches powered, automotive engine kho cov cuab yeej siv los loosen lossis zawm bolts thiab ceev.Nws ua haujlwm los ntawm kev siv rauj kev ua haujlwm los tsim kom muaj qib siab ntawm torque.Impact wrenches tuaj nyob rau hauv ntau qhov ntau thiab tsawg, cov duab thiab cov ntaub ntawv, nco ntsoov xaiv qhov tsim nyog rau txoj haujlwm.
9. Funnels
Cov no yog cov cuab yeej zoo li lub khob hliav qab uas yog siv los nchuav cov kua dej xws li roj lossis cov dej txias.Cov cuab yeej siv lub tsheb no tuaj ntau qhov ntau thiab tsawg, nyob ntawm qhov loj ntawm lub thawv uas lawv tau siv rau.Nws yog ib qho tseem ceeb uas yuav tau xaiv qhov loj me me funnel rau txoj hauj lwm kom koj tsis txhob ua ib qho teeb meem.
10. Jack thiab jack sawv
Cov cuab yeej siv tsheb kho tsheb no pab koj nqa koj lub tsheb kom koj tuaj yeem ua haujlwm rau nws yooj yim dua.Yog tias koj yuav ua ib qho kev kho lub cav, nws yog ib qho tseem ceeb uas yuav tsum muaj cov khoom zoo thiab cov jack sawv ntsug.Chocks tseem ceeb sib npaug thaum nws los txog kev nyab xeeb.Xyuas kom koj muaj lawv.
11. Cav Stand
Lub cav sawv ntsug txhawb nqa thiab ua kom lub cav nyob hauv qhov chaw thaum nws tab tom ua haujlwm.Nws yog ib qho tseem ceeb ntawm cov cuab yeej siv tshuab raws li nws tiv thaiv lub cav los ntawm tipping dhau.Cav sawv muaj nyob rau hauv ntau qhov ntau thiab tsawg thiab hom;xaiv ib qho uas tsim nyog rau txoj haujlwm ntawm tes.
Cov no tsuas yog qee cov cuab yeej tseem ceeb rau kev kho lub cav uas txhua tus kws kho tsheb xav tau.Tau kawg, muaj ntau ntau lwm yam cuab yeej uas yuav pab tau nyob rau hauv ntau yam xwm txheej, tab sis cov no yog cov uas koj muaj feem yuav xav tau nyob rau hauv ib hnub twg.Nrog rau cov cuab yeej no, koj yuav tuaj yeem daws tau tsuas yog txog kev kho lossis kho txoj haujlwm.
Post lub sij hawm: Jan-17-2023