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
16mm 开口扳手
16mm open-ended wrench
如果挠度大于 l0mm，说明三
角皮带松动，需松开张紧轮涨紧
螺母，重新涨紧皮带，然后拧紧涨
紧螺母。
If the flexibility is more than
l0mm，it means the V-belt has
been loosen．the nut for tension
pulley needs to be relaxed，strain
the V—belt again and tighten the
nut．
检查冷却管路橡胶管是否老
化有裂缝、软管卡箍是否松动，必
要时紧固或更换零件，确保其密
封性。
Check whether the rubber pipes of
cooling system is aging or cracked，
the steel wire hoop is loosening．
If it is necessary，tighten or replace
the parts to ensure good sealing
pertormance.
