WD615欧Ⅱ系列柴油机维修保养手册
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Maintenance Manual for WD615 Series EuroⅡDiesel Engine
更换机油和机油滤清器，以
清除悬浮在机油中的杂质。
Replace the oil and oil filter to clean
the impurities containing in oil.
注意：应在机油是热的时候
放油
Note:The oil should be drained
off when it iS hot．
32mm 开口扳手
Tool:32mm open-ended wrench
拆下放油螺塞，准备收集 20L
机油。
Remove the whorl plug，prepare a
container tocollect 20L of oil．
注意：热机油会伤人
Note：Hot oil can injure people.
