Zan iya amfani da 5w40 maimakon 5w30?
Abubuwa
Daya daga cikin fitattun tambayoyin da masu ababen hawa ke yi ita ce musanyawar mai. A cikin da yawa forums, za ka iya samun daidaitattun tambayoyi kamar: "Shin zai yiwu a cika 5w40 man maimakon 5w30?", "Shin zai yiwu a haxa ruwan ma'adinai da synthetics ko Semi-synthetics?" da sauransu. Mun riga mun amsa yawancin waɗannan tambayoyin akan gidan yanar gizon mu Vodi.su, kuma mun yi nazari dalla-dalla dalla-dalla fasali na alamar SAE na mai. A cikin wannan kayan, za mu yi ƙoƙarin gano ko an yarda da amfani da 5w40 maimakon 5w30.
Injin mai 5w40 da 5w30: bambance-bambance da halaye
Tsarin tsarin YwX, inda “y” da “x” wasu lambobi ne, dole ne a nuna su akan gwangwani na inji ko man watsawa. Wannan shine SAE (Ƙungiyoyin Injiniyoyi na Motoci) index danko. Halayen da ke cikinsa suna da ma’ana kamar haka:
- Harafin Latin W shine taƙaitaccen lokacin hunturu na Turanci - hunturu, wato, man fetur da man shafawa, inda muka ga wannan wasika, ana iya sarrafa shi a yanayin zafi maras nauyi;
- lambobi na farko - a cikin duka biyun shine "5" - yana nuna mafi ƙarancin zafin jiki wanda mai ke ba da crankshaft cranking kuma ana iya yin famfo ta hanyar tsarin mai ba tare da ƙarin dumama ba, don 5W0 man fetur da lubricants wannan adadi ya fito daga -35 ° C ( famfo) da -25 ° C (juyawa);
- lambobi na ƙarshe (40 da 30) - yana nuna mafi ƙarancin zafin jiki da matsakaicin riƙewar ruwa.
Don haka, kamar yadda ba shi da wahala a iya tsammani, bisa ga rarrabuwar SAE, man injin suna kusa da juna kuma bambance-bambancen da ke tsakanin su kadan ne. Bari mu jera shi don a bayyane:
- 5w30 - yana riƙe danko a yanayin zafi a cikin kewayon daga debe 25 zuwa ƙari 25 digiri;
- 5w40 - An ƙirƙira don faɗuwar kewayon daga debe 25 zuwa ƙari 35-40 digiri.
Yi la'akari da cewa iyakar zafin jiki na sama ba shi da mahimmanci kamar na ƙasa, tun da yawan zafin jiki na mai a cikin injin ya tashi zuwa digiri 150 da sama. Wato, idan kana da Mannol, Castrol ko Mobil 5w30 mai cike, wannan baya nufin lokacin tafiya zuwa Sochi, inda yanayin zafi ya tashi sama da digiri 30-40 a lokacin rani, dole ne a canza shi nan da nan. Idan kuna rayuwa kullum a cikin yanayi mai zafi, to kuna buƙatar zaɓar man fetur da lubricants tare da lamba na biyu mafi girma.
Kuma wani muhimmin bambanci tsakanin waɗannan nau'ikan man shafawa guda biyu shine bambancin danko. Abun da ke ciki na 5w40 ya fi danko. Saboda haka, fara mota a ƙananan zafin jiki ya fi sauƙi idan an cika man fetur mai ƙarancin danko - a cikin wannan yanayin 5w30.
Don haka zai yiwu a zuba 5w30 maimakon 5w40?
Kamar yadda yake tare da kowace tambaya game da aikin motoci, akwai amsoshi da yawa har ma da "amma". Misali, idan akwai wani yanayi mai mahimmanci, hada nau'ikan mai da mai da man shafawa iri-iri yana da karbuwa sosai, amma bayan haka zaku iya zubar da injin gaba daya. Don haka, don ba da shawarwarin ƙwararru, ya zama dole don bincika yanayin fasaha na abin hawa, umarnin masana'anta, da yanayin aiki.
Mun lissafa yanayin da canzawa zuwa mai tare da babban ma'anar danko ba kawai zai yiwu ba, amma wani lokacin kawai ya zama dole:
- a lokacin aikin dogon lokaci na abin hawa a cikin yankuna da yanayi mai zafi;
- tare da gudu a kan odometer fiye da kilomita dubu 100;
- tare da raguwa a cikin matsawa a cikin injin;
- bayan gyaran injin;
- a matsayin ruwa don amfani na ɗan lokaci
Lallai, bayan wucewar kilomita dubu 100, gibin dake tsakanin pistons da ganuwar silinda ya karu. Saboda haka, ana samun cikar man mai da mai, raguwar ƙarfi da matsawa. Ƙarin man fetur da man shafawa suna samar da fim na ƙãra kauri a kan bango don rage raguwa. Dangane da haka, ta hanyar canzawa daga 5w30 zuwa 5w40, ta haka za ku inganta haɓakar aiki da haɓaka rayuwar rukunin wutar lantarki. Lura cewa a cikin matsakaicin matsakaicin mai, ana ƙara ƙarin ƙoƙari don crankshaft, don haka matakin amfani da mai ba zai yuwu ya ragu sosai ba.
Halin da canji daga 5w30 zuwa 5w40 ya kasance wanda ba a so sosai:
- a cikin umarnin, masana'anta sun hana amfani da wasu nau'ikan mai da mai;
- sabuwar mota kwanan nan daga salon a ƙarƙashin garanti;
- rage yawan zafin iska.
Hakanan yana da matukar haɗari ga injin shine yanayin haɗuwa da man shafawa tare da ruwa daban-daban. Man ba wai kawai yana shafan saman ba, har ma yana kawar da zafi mai yawa. Idan muka haxa samfura guda biyu masu ruwa da ruwa daban-daban da madaidaicin danko, injin zai yi zafi sosai. Wannan batu yana da mahimmanci musamman ga na'urori masu ƙarfi na zamani masu mahimmanci. Kuma idan a tashar sabis ɗin an ba ku don cika 5w30 maimakon 5w40, yana motsa wannan ta rashin nau'in lubricant da ake buƙata a cikin ɗakin ajiya, bai kamata ku yarda ba, tunda bayan irin wannan magudin zafi zai lalace, wanda shine cike da tarin matsalolin da ke da alaƙa.
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Dangane da duk abubuwan da ke sama, mun zo ga ƙarshe cewa canzawa zuwa ɗaya ko wani nau'in man fetur da lubricants zai yiwu ne kawai bayan cikakken nazarin halaye na sashin wutar lantarki da bukatun masu sana'a. Yana da kyawawa don guje wa haɗuwa da lubricants daga masana'antun daban-daban kuma a kan tushe daban-daban - synthetics, Semi-synthetics. Irin wannan canji yana da haɗari ga sababbin motoci. Idan nisan mil yana da girma, wajibi ne a tuntuɓi kwararru.
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