四不像車的保養步驟

及(ji)時清洗(xi)改裝四不(bu)像工程(cheng)車上的(de)泥土(tu)、雜草，卸(xie)下(xia)(xia)排氣管，清洗(xi)里面的(de)污水泥沙；清洗(xi)空氣濾清器，先用柴油清洗(xi)濾芯，再(zai)用機(ji)油浸(jin)潤，待多余機(ji)油從(cong)濾網上滴盡后再(zai)組裝。卸(xie)下(xia)(xia)氣缸蓋，取出(chu)氣門組，洗(xi)凈泥土(tu)，清除銹(xiu)斑后研磨氣門；卸(xie)下(xia)(xia)渦流室鑲塊，清洗(xi)雜質，疏通(tong)鑲塊上堵(du)塞的(de)主(zhu)噴孔、啟動孔；卸(xie)去(qu)連(lian)桿螺母，取出(chu)活塞連(lian)桿組清洗(xi)，用銅刮刀或竹簽清除活塞上的(de)積炭。

放(fang)掉改裝(zhuang)(zhuang)四不像(xiang)工程(cheng)車燃油(you)(you)(you)(you)(you)箱(xiang)內(nei)的臟(zang)油(you)(you)(you)(you)(you)，清(qing)(qing)洗(xi)燃油(you)(you)(you)(you)(you)箱(xiang)、柴(chai)油(you)(you)(you)(you)(you)濾清(qing)(qing)器、噴油(you)(you)(you)(you)(you)泵，放(fang)出(chu)冷卻水，用(yong)(yong)水沖(chong)洗(xi)冷卻水中(zhong)的雜(za)質，直(zhi)到放(fang)水處流出(chu)清(qing)(qing)潔水為止，放(fang)出(chu)油(you)(you)(you)(you)(you)底殼(ke)中(zhong)的潤滑(hua)油(you)(you)(you)(you)(you)，用(yong)(yong)柴(chai)油(you)(you)(you)(you)(you)清(qing)(qing)洗(xi)油(you)(you)(you)(you)(you)底殼(ke)、濾清(qing)(qing)器。洗(xi)凈(jing)后，加入(ru)混合(he)油(you)(you)(you)(you)(you)(2/3機(ji)油(you)(you)(you)(you)(you)，1/3柴(chai)油(you)(you)(you)(you)(you))，搖轉曲軸數圈，清(qing)(qing)洗(xi)潤滑(hua)油(you)(you)(you)(you)(you)槽，再放(fang)出(chu)混合(he)油(you)(you)(you)(you)(you)，加入(ru)清(qing)(qing)潔的機(ji)油(you)(you)(you)(you)(you)至規定(ding)的刻(ke)度位置；卸(xie)下(xia)離合(he)器，用(yong)(yong)柴(chai)油(you)(you)(you)(you)(you)清(qing)(qing)洗(xi)改裝(zhuang)(zhuang)四不像(xiang)工程(cheng)車各零(ling)件，洗(xi)凈(jing)后晾干再安裝(zhuang)(zhuang)；放(fang)出(chu)變速箱(xiang)內(nei)的齒(chi)輪油(you)(you)(you)(you)(you)，用(yong)(yong)柴(chai)油(you)(you)(you)(you)(you)洗(xi)凈(jing)后，加注干凈(jing)的齒(chi)輪油(you)(you)(you)(you)(you)；清(qing)(qing)除輪胎內(nei)的泥沙；清(qing)(qing)洗(xi)各球頭上的泥土(tu)；調整(zheng)前(qian)輪前(qian)束值及方向盤(pan)的自由轉角；拆開制(zhi)動(dong)(dong)器，清(qing)(qing)洗(xi)制(zhi)動(dong)(dong)轂、制(zhi)動(dong)(dong)片的泥污，晾干后再安裝(zhuang)(zhuang)。