Yuav ua li cas mus xyuas antifreeze
Txheem
Koj lo lus nug yuav ua li cas xyuas antifreeze, yog qhov cuam tshuam tsis tsuas yog thaum lub sijhawm ua haujlwm ntev hauv lub tshuab ua kom txias, tab sis, ua ntej ntawm tag nrho cov, thaum muas lub coolant tshiab. Tom qab tag nrho, kev siv cov tshuaj tua kab mob cuav lossis ib qho uas tau poob nws cov khoom yuav ua rau tsis zoo rau tag nrho cov khoom ntawm lub tshuab cua txias.
Cov kev ntsuas uas yuav tsum tau ntsuas rau cov tshuaj tiv thaiv kab mob yog nws qhov dav dav, qhov chaw khov, qhov kub thiab txias. Qhov no tuaj yeem ua tau hauv tsev siv hluav taws xob, multimeter thiab hydrometer. Thaum qhov kev kuaj xyuas yog nqa tawm nyob rau hauv lub txias system nws tus kheej, nws yog ib qho tseem ceeb kom paub tseeb tias tsis muaj roj thiab gases nyob rau hauv lub antifreeze, yog tsis muaj to, raws li zoo raws li nws theem nyob rau hauv lub expansion tank. Yuav ua li cas ua tag nrho cov tshev no kom raug thiab nyeem sai sai hauv kab lus.
Yuav ua li cas txheeb xyuas qib antifreeze
Filling / topping li antifreeze, nrog rau kev saib xyuas nws qib hauv qhov system, yog ua los ntawm kev siv lub tank expansion. Feem ntau, muaj MAX thiab MIN cov cim ntawm lub tank lub cev (qee zaum TAG NRHO thiab LOW), uas qhia txog qhov siab tshaj plaws thiab yam tsawg kawg nkaus coolant. Tab sis qee zaum tsuas muaj MAX xwb, feem ntau tsis muaj cov cim ntawm lub tank txhua, lossis nws nyob hauv qhov tsis yooj yim uas nws tsis tuaj yeem pom qhov ntsuas cov kua, tsis hais txog nws qhov xwm txheej.
Rau cov neeg uas tsis paub antifreeze, lawv kuaj kub los yog txias, cov lus teb yog - tsuas txias! Qhov no yog vim ob yam. Thawj qhov yog tias cov tshuaj tiv thaiv kab mob nthuav dav thaum cua sov thiab nws qib yuav tshwm sim siab dua. Qhov thib ob - kuaj qhov kub yog qhov txaus ntshai, vim tias koj tuaj yeem hlawv koj tus kheej.
Yam tsawg kawg nkaus thiab siab tshaj plaws ntawm lub tank
Qhov zoo tshaj plaws, qib antifreeze yuav tsum yog li 1-2 cm hauv qab qhov siab tshaj plaws. Yog tias tsis muaj cov cim ntawm lub tank, ces lub tank nthuav dav tau ntim nrog cov tshuaj tiv thaiv kab mob los ntawm ib nrab ntawm qhov ntim. Zoo, daim tshev, feem, yuav tsum ua kom pom. Yog hais tias lub tank yog tsaus, siv ib tug stick los yog ib tug nyias nyias.
Yog hais tias lub antifreeze tsis xau nyob qhov twg, ces nws theem tsis hloov mus rau lub sij hawm ntev, txij li thaum nws circulates nyob rau hauv lub kaw system thiab tsis tuaj yeem evaporate nyob qhov twg. Qhov qis qis yuav qhia tau tias muaj qhov xau thiab tsis tas yuav pom, yog li cov kua tuaj yeem nkag mus rau hauv lub tog raj kheej.
Thaum qhov kev kuaj pom tias qib siab dua qhov tsim nyog, qhov no kuj tseem yuav tsum tau them nyiaj rau, tshwj xeeb tshaj yog tias nws maj mam loj hlob los yog cov pa roj ( npuas) tawm ntawm lub tank expansion lossis radiator. Feem ntau qhov no qhia tias lub tog raj kheej tawg lub taub hau gasket. Yog li ntawd, cov qib nce vim airing los yog roj ingress. Koj tuaj yeem tshawb xyuas cov roj hauv cov tshuaj tiv thaiv kab mob pom kev, los ntawm kev kov lub coolant. Cov pa roj hauv cov tshuaj tiv thaiv kab mob yog kuaj xyuas los ntawm kev hnov tsw (qhov tsis hnov tsw ntawm cov pa roj), nrog rau cov kua dej hauv lub tank. Nrog rau kev nce ceev, tus naj npawb ntawm npuas hauv lub tank expansion yuav nce. Txhawm rau kom paub seb puas muaj cov roj hauv cov tshuaj tiv thaiv kab mob, cov txheej txheem yog siv los xyuas qhov tseeb ntawm lub tog raj kheej taub hau gasket.
Feem ntau, cov tswv ntawm Hyundai Solaris thiab Kia Rio lub tsheb, nrog rau lwm lub tsheb ntawm cov hom no, muaj teeb meem nrog kev kuaj xyuas qib ntawm cov tshuaj tiv thaiv kab mob. Qhov no yog vim tias lawv lub tank tseem nyob hauv qhov chaw tsis yooj yim heev, zoo li nws tus qauv tsim. Yog li ntawd, txhawm rau txhawm rau txhawm rau paub tias qib ntawm cov dej txias hauv qhov system, koj yuav tsum tau siv lub teeb nyem thiab taw qhia nws qab lub radiator. Lub reservoir yog nyob rau sab xis ntawm lub kiv cua shroud, nyob rau hauv pem hauv ntej ntawm lub engine compartment. Nyob rau sab ntawm lub tank muaj qhov ntsuas nrog cov ntawv F thiab L. Tsis tas li ntawd, koj tuaj yeem pom cov qib hauv lub tshuab hluav taws xob los ntawm kev tshem tawm nws lub hau. Nws yog nyob rau ntawm ib sab ntawm lub tank expansion (3 kav dej converge rau nws).
Yuav ua li cas xyuas antifreeze kom zoo
Kev kuaj xyuas dav dav ntawm cov tshuaj tiv thaiv kab mob kom zoo thiab tsim nyog ntxiv rau kev siv hauv lub tshuab hluav taws xob, thiab lub kaw lus tag nrho, tuaj yeem ua tiav siv lub tshuab hluav taws xob multimeter, litmus ntawv, los ntawm qhov tsis hnov tsw thiab muaj cov av noo.
Tshawb xyuas antifreeze nrog ib tug multimeter
Txhawm rau txheeb xyuas nws hauv qhov cua txias, koj yuav tsum teeb tsa DC qhov ntsuas qhov ntsuas hluav taws xob hauv thaj tsam ntawm 50 ... 300 mV. Tom qab tig ntawm lub multimeter, ib qho ntawm nws cov kev sojntsuam yuav tsum tau muab qis rau hauv lub caj dab ntawm lub radiator lossis expansion tank kom nws ncav cuag cov tshuaj tiv thaiv. Txuas rau lwm qhov kev sojntsuam mus rau ib qho chaw huv huv ntawm lub tshuab combustion ("mass"). Xws li cov tshuaj tiv thaiv kab mob hauv lub tsheb kom zoo tuaj yeem muab cov txiaj ntsig hauv qab no:
Tshawb xyuas antifreeze nrog ib tug multimeter
- Tsawg dua 150mV. Qhov no yog ib tug huv, tag nrho serviceable antifreeze. Tus nqi qis dua, qhov zoo dua.
- Ntau 150…300 mV. Antifreeze yuav tsum tau hloov, vim nws twb qias neeg lawm, nws tau tsim kev tiv thaiv, lubricating thiab anti-corrosion additives.
- Ntau tshaj 300 mV. Antifreeze yog qhov hloov pauv, thiab sai dua qhov zoo dua!
Qhov kev sim tshuaj tiv thaiv kab mob hauv tsev no muaj ntau yam thiab tuaj yeem siv los txheeb xyuas cov khoom siv tshiab thiab siv cov dej txias ua ntej txiav txim siab nws qhov kub thiab txias. Txij li thaum lub sij hawm dhau mus, antifreeze poob nws thawj yam ntxwv.
Kov thiab tsis hnov tsw
Tshiab los yog siv tshuaj tiv thaiv kab mob tuaj yeem tsuas yog rubbed ntawm tus ntiv tes xoo thiab ntiv tes xoo. Ntau los yog tsawg dua cov tshuaj tiv thaiv zoo tshaj plaws yuav zoo li cov dej soapy rau qhov kov. Yog tias cov tshuaj tiv thaiv kab mob zoo ib yam li cov dej tinted, nws yog ib qho khoom cuav lossis cov dej txias uas twb ploj lawm. Tom qab qhov kev sim no, nco ntsoov ntxuav koj txhais tes!
koj tuaj yeem ua kom sov li cov tshuaj tiv thaiv. Yog hais tias thaum lub sij hawm cua sov txheej txheem koj xav tias ib tug txawv tsw ntawm ammonia, lub antifreeze yog fake los yog tsawg heev. Thiab thaum cov ntaub ntawv precipitate nyob rau hauv lub antifreeze thaum cua sov, ces koj yuav tsum categorically tsis kam siv nws.
Tshawb xyuas pH ntawm antifreeze
Ntsuas acidity nrog litmus ntawv
Yog tias qhov ntsuas litmus muaj rau koj, ces nws kuj tuaj yeem siv los kuaj xyuas qhov xwm txheej ntawm cov tshuaj tiv thaiv kab mob. Txhawm rau ua qhov no, muab cov hlua khi rau hauv cov kua thiab tos rau qhov tshwm sim ntawm cov tshuaj tiv thaiv. Ntsuam xyuas cov xim ntawm daim ntawv, koj yuav pom qhov pH yam. Qhov zoo tshaj plaws, daim ntawv yuav tsum tsis txhob xiav lossis liab. Tus nqi pH ib txwm rau tshuaj tiv thaiv yog suav tias yog 7 ... 9.
Yuav ua li cas xyuas antifreeze rau khov
Tshawb xyuas cov tshuaj tiv thaiv kab mob nrog lub tshuab hydrometer
Nws tsis tuaj yeem kuaj xyuas qhov ntsuas kub ntawm cov tshuaj tiv thaiv kab mob uas nws yuav khov rau hauv lub freezer ib txwm, vim tias nws yuav tsis tuaj yeem txias cov kua hauv qab -21 ° C. Lub freezing point ntawm antifreeze yog xam los ntawm nws qhov ceev. Raws li, qhov qis dua qhov ntom ntawm cov tshuaj tiv thaiv kab mob (txog li 1,086 g / cm³), qhov qis qis ntawm qhov khov. Qhov ceev, thiab raws li, qhov chaw khov yog ntsuas los ntawm hydrometer. Lawv muaj ob hom - tsev neeg (kev kho mob) thiab tshuab tshwj xeeb. Lub tsev hydrometers feem ntau yog submersible. Nyob rau hauv lawv lateral nto muaj ib tug scale nrog cov coj ceev ceev qhov tseem ceeb (feem ntau nyob rau hauv g / cm³). Qhov twg yog qhov zoo dua los xaiv lub hydrometer rau kev kuaj xyuas cov khoom tiv thaiv kab mob, saib ntawm no.
Yuav ua li cas txheeb xyuas antifreeze nrog hydrometer
Lub tshuab hydrometer yog lub raj mis yas (los yog iav raj) nrog lub raj roj hmab thiab lub teeb txuas rau lub caj dab. Nrog nws, koj tuaj yeem coj cov qauv ntawm cov tshuaj tiv thaiv kab mob ncaj qha los ntawm lub tshuab hluav taws xob. Nyob rau sab ntawm lub raj mis muaj ib tug nplai nrog nominal cov ntaub ntawv hais txog lub freezing point. Qhov tseem ceeb ntawm qhov ntsuas kub tuaj yeem pom hauv lub rooj.
| Qhov ceev ntawm antifreeze, g / cm³ | Kev tiv thaiv kab mob khaub thuas, ° C |
|---|---|
| 1,115 | -12 |
| 1,113 | -15 |
| 1,112 | -17 |
| 1,111 | -20 |
| 1,110 | -22 |
| 1,109 | -27 |
| 1,106 | -29 |
| 1,099 | -48 |
| 1,093 | -58 |
| 1,086 | -75 |
| 1,079 | -55 |
| 1,073 | -42 |
| 1,068 | -34 |
| 1,057 | -24 |
| 1,043 | -15 |
Xyuas antifreeze rau boiling
Koj tuaj yeem tshawb xyuas qhov kub ntawm qhov kub ntawm qhov kub ntawm qhov kub ntawm 120 degrees Celsius. Lub ntsiab ntawm qhov kev sim yog yooj yim heev. Txoj haujlwm yog kom sov cov kua hauv lub nkoj ntawm lub qhov cub hluav taws xob thiab kho qhov kub ntawm qhov nws pib boil.
Lub boiling point rau antifreeze yog ib qho tseem ceeb heev rau cov hauv qab no yog vim li cas:
Antifreeze boil thiab hlawv xeem
- Thaum boiling, qhov kev txiav txim ntawm additives nyob rau hauv lub coolant yog txo.
- Nrog rau qhov kub thiab txias ntxiv, lub siab nyob rau hauv qhov chaw kaw yuav nce ntxiv, uas tuaj yeem ua rau cov ntsiab lus ntawm cov cua txias.
Yog li ntawd, qhov qis dua qhov kub ntawm cov tshuaj tiv thaiv kab mob, qhov phem dua yog rau lub cav combustion sab hauv, vim tias qhov ua tau zoo ntawm nws cov cua txias yuav txo qis, thiab ntxiv rau, lub siab nyob rau hauv lub tshuab cua txias nce, uas tuaj yeem ua rau muaj kev puas tsuaj rau nws cov khoom.
Rau tag nrho cov qub antifreezes, lub boiling point yog txo thaum lub sij hawm ua hauj lwm, yog li nws yog ib qho tseem ceeb los xyuas nws tsis tsuas yog thaum yuav ib tug tshiab kua, tab sis kuj raws sij hawm nrog coolants tom qab ib xyoos los yog ntau tshaj ntawm kev ua hauj lwm. Xws li ib qho kev kuaj ntawm antifreeze yuav pab txiav txim siab nws tus mob thiab tsim nyog rau kev siv ntxiv.
Xyuas antifreeze rau combustion
Thaum muas ib qho tshuaj tiv thaiv kab mob tshiab, nws yog ib qho tseem ceeb uas yuav tau xyuas nws kom muaj cov pa hluav taws kub. Cov kua dej zoo yuav tsum tsis txhob ignite thaum boiled. Nyob rau hauv ib tug fake coolant, cawv yog ntxiv los ua kom lub freezing point, uas evaporate ntawm qhov kub siab heev, thiab xws li vapors yuav cia ignite nyob rau hauv cov kav dej, radiator thiab lwm yam ntawm lub system.
Qhov kev sim yog ib qho yooj yim. Nws yog txaus, thaum kuaj xyuas lub boiling point, sim mus tua hluav taws rau lub antifreeze vapor evaporating los ntawm lub hwj thaum nws boils. Ua li no, nws yog qhov zoo dua los siv lub nkoj nrog lub caj dab nqaim. Yog tias lawv hlawv, cov tshuaj tiv thaiv kab mob tsis zoo, tab sis yog tias lawv tsis hlawv, ces nws dhau qhov kev sim no, uas txhais tau hais tias tsis muaj kev phom sij ntawm hluav taws thiab tawg ntawm cov kav dej.
Antifreeze Leak Check
Koj tuaj yeem tshawb xyuas qhov twg cov tshuaj tiv thaiv kab mob hauv lub tsheb los ntawm kev ua ib qho ntawm peb txoj hauv kev:
Npog rau pressurizing qhov system
- kev tshuaj xyuas qhov muag. Txoj kev yooj yim tshaj plaws, tab sis tsis muaj txiaj ntsig zoo, vim nws tsuas tuaj yeem pom cov xau tseem ceeb.
- Kev ntsuas dej siab. Txhawm rau ua nws, cov tshuaj tiv thaiv kab mob yog tshem tawm tag nrho los ntawm lub tshuab ua kom txias, thiab hloov dej yog pumped hauv siab. Lub siab ntau dhau yuav pom tias qhov xau nyob qhov twg.
- Nrhiav nrog lub teeb ultraviolet. Ntau cov tshuaj tiv thaiv niaj hnub no muaj cov tshuaj fluorescent ntxiv (lossis koj tuaj yeem ntxiv rau hauv cov kua koj tus kheej), uas pom thaum koj ci lub teeb nyem ultraviolet rau lawv. Yog li ntawd, nyob rau hauv me ntsis xau, koj yuav pom ib qho chaw ntawm txoj kev luminous.
Nyob rau hauv tsev, muaj ib tug pov thawj lub neej hack yuav ua li cas los xyuas qhov twg antifreeze ntws siv lub tshuab compressor. Nws muaj nyob rau hauv kev noj ib tug qub qub plug los ntawm lub expansion tank, drilling nws thiab ntxig lub txiv mis los ntawm lub log (cws nws nruj nreem). Tom qab ntawd muab lub hau tso rau ntawm lub tank nthuav dav thiab siv lub tshuab cua compressor los tsim kom muaj siab tshaj plaws hauv lub cev, tab sis tsis ntau tshaj 2 cua! Ib txoj kev zoo heev!
xaus
Nyob hauv tsev lossis chaw nres tsheb, koj tuaj yeem tshawb xyuas cov haujlwm tseem ceeb ntawm cov tshuaj tiv thaiv kab mob. Ntxiv mus, nrog improvised txhais tau tias. Qhov tseem ceeb tshaj plaws yog xyuas cov tshuaj tiv thaiv kab mob tshiab yog tias koj xav tias nws tsis zoo, thiab tseem xyuas cov khoom qub qub, uas tau nchuav rau hauv qhov txias txias rau lub sijhawm ntev. Thiab tsis txhob hnov qab hloov lub coolant raws li cov kev cai!
