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
load until the seal diesel iol of fuel supply system has been used up and the usral fuel has
been provided)
4、转动飞轮并向进气管内喷溶剂到驱尽气内油封油为止。
Turn the flywheel and inject solvent to air intake manifold till the seal oil of cylinder has
been drained off.
5、向增压器排气口溶剂，直到驱尽油封油为止。
Inject solvent to the air outlet of turbocharger till the seal oil has been drained off．
6、根据厂方与用户的协约，对油底内未注油的应按规定注油。
As per the agreement between Weichai and the customer，the engines supplied with empty
oilsumps should be filled with oil．
7、按厂方与用户的协议，出厂据用户需要，已加注满冷却液的应检查冷却液的性能，
如果防冻能力满足 -30℃或 -35℃时，其 pH 值为７－８（中性），总硬度值为５－１５
０
d[9-27℃ f( 硬度 )] 则可以使用这些冷却液，如不合乎要求，则应放出，重新加注含冻剂
的冷却液，发动机加约 40 升冷却液。
As per the agreement between Weichai and the customer,and as per customer’s
requirementbefore delivery，coolant performance should be checked if the engine has been
filled up with coolant.The coolant could be remained to use if its antifreezing performance
could meet-30℃ or-35℃ and pH is 7-8(1itmusless)，and its total rigidity number is 5-15° d
【9-27of(rigidity)]，otherwise it should be drained off and replaced by new coolant containing
antifreeze．Thevolume of coolant filled to engine is approximately 40 liter．
1.4 起动前的检查
Inspection before starting
检查冷却液面
Inspect the coolant level．
检查燃油液面
Inspect the fuel level．
检查发动机机油液面
Inspect the lubricating oil level．
1.5 柴油机的起动
Starting
将电源开关、电钥匙处于起动位置
Put the power switch and starting key at the starting position·
变速杆处于空档位置
Put the gearlever at empty gear-matching position．
踩下离合器踏板和油门踏板，然后拉动过量燃油装置的拉手开关 ( 若装有此装置的
