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Chotsukira Chain Saw cha matabwa a 72cc cha 272XP 61 268
TSATANETSATANE WA ZINTHU


Mafotokozedwe Akatundu
Macheka a unyolo ndi makina ogwiritsidwa ntchito kwambiri m'minda podula mitengo m'madera a nkhalango ku China, ndipo mainjini awo amadziwikanso kuti mainjini oyaka mkati kapena injini za petulo. Ndi gawo lalikulu la makina ochapira unyolo, omwe amagwiritsidwa ntchito popanga mphamvu ndikuyendetsa makina ochapira kudzera mu makina opatsira kuti adule matabwa. Injini ya makina ochapira unyolo ndi yosiyana ndi mainjini omwe amagwiritsidwa ntchito kwambiri pa mathirakitala. Makina ochapira unyolo ndi injini ya masitiroko awiri, yomwe ili ndi mphamvu kuwirikiza kawiri kuposa injini ya masitiroko anayi.
1. Injini ikayaka, nthawi zina kuphulika kumachitika, komwe kumakhala kuyaka kosazolowereka.
Injini ikaphulika, liwiro la kuyaka kwa moto limakhala lachangu kwambiri, kufika mamita 2000-3000 pa sekondi, pomwe liwiro la kuyaka kwa moto wamba ndi mamita 20-40 pa sekondi. Chifukwa chake, kutentha kwa injini kumawonjezeka kwambiri, ndipo kuthamanga kwa masilinda kumawonjezekanso kwambiri. Makhalidwe a kuphulika ndi phokoso la kugogoda kwa chitsulo mu silinda, kugwira ntchito kwa injini kosakhazikika, kutentha kwambiri, kuchepa kwa mphamvu, ndi utsi wakuda wochokera mu chitoliro chotulutsa utsi. Chifukwa cha kuphulika kwa injini, chuma chake chimachepa, mafuta opaka mafuta amachepa, ndipo amatha kutaya mphamvu yake yopaka mafuta, zomwe zimapangitsa kuti ma bearing awonongeke kwambiri. Chifukwa chake, vuto la kuphulika kwa moto sililoledwa. Chifukwa chachikulu cha kuphulika kwa injini ndi chifukwa cha mafuta osauka kapena kuphatikiza kosayenera kwa mafuta ndi chiŵerengero chopanikizika kwa injini. Kuphatikiza apo, zimakhudzanso kutentha kwa injini yokha, malo a spark plug, mawonekedwe a chipinda choyatsira moto, ndi kukula kwa ngodya yoyatsira moto. Komanso, kaboni wambiri ungayambitse kuyaka ndi kuphulika kwa moto. Pambuyo poti kuphulika kwachitika, tsekani nthawi yomweyo valavu ya throttle (throttle), dziwani chomwe chikuyambitsa, ndikuchotsa.
2. Kuyatsa pasadakhale
Kuyatsa koyambirira kumatanthauza kuti kusakaniza koyaka mkati mwa silinda kumayaka yokha popanda kudikira kuyatsa. Chifukwa cha kuyatsa koyambirira ndichakuti panthawi yopondereza, kutentha mkati mwa silinda kumakhala kofika pa kutentha kwa kuyatsa kwa mafuta, kotero sikuyenera kuyatsa ndi kuyatsa yokha. Kuyatsa koyambirira kukachitika, injini imatentha kwambiri, ndikupanga ma carbon ambiri osiyanasiyana, ndipo injini imagwira ntchito mosagwirizana.
Mwa kusanthula ndi kumvetsetsa nkhani ziwiri zomwe zimachitika pa kuyaka kwa injini, titha kumvetsetsa bwino momwe makina amagwirira ntchito. Pokhapokha ngati titadziwa bwino momwe makina amagwirira ntchito, kugwira ntchito bwino komanso kukhala ndi khalidwe labwino kungawongoleredwe, kukwaniritsa cholinga chopulumutsa antchito ndikuchepetsa ndalama.

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