Yuchai YC6A Series, Руководство по эксплуатации и техническому обслуживанию

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注意：三级保养完成的柴油机应有
50
小时的磨合期，不能马上高速高负荷运转，以免损伤机件，影响使
用寿命。
Note: run-in period of 50 hours is required for the diesel engine after 3-level maintenance, and it
can’ work at high speed with heavy load to avoid damaging the parts and shortening the
lifetime.
4.2.1
柴油机的使用：
Operation of the diesel engine
(1)
检查准备：
Check preparation
 检查油底壳机油面应在油标尺上下两刻线之间。
 Check whether the oil level of the oil pan is between the upper and lower scales
 检查冷却液是否充足。
 Check whether the coolant is sufficient

检查柴油是否充足，并排干净管路中的空气：
松开喷油泵上回油管的放气螺塞，逆时针拧转输油泵上的手柄，手柄升起后反复向下压，待放
气螺塞冒出的柴油不带气泡后，将放气螺塞和输油泵手柄拧紧。
Check whether the diesel oil is sufficient and exhaust the air in the pipe:
Release the exhaust plug on the fuel return pipe of the fuel injection pump, and rotate the
lever on the fuel transfer pump anticlockwise; press the lever several times; tighten the
exhaust plug and fuel transfer pump until there is no bubble in the diesel oil.

检查进排气管路连接是否密封和牢固。
 Check whether the air intake/exhaust pipe connection is sealed and firm.

检查水泵皮带松紧程度是否合适：
在水泵与充电机两皮带轮中部向下施加
4-5
公斤的作用力，皮带下沉
10-15mm
为宜。
Check whether the tightness of the water pump belt:
A force of 4-5 kg is applied downwards in the middle of the 2 belt pulleys of the water pump
and cgarger; the belt shall be sunk for 10-15mm.

检查电气线路是否连接牢固，是否有碰线和破损。
 Check whether the electric circuit is connected firmly, whether there is swing cross
and damage.

检查是否有的三漏现象（漏油、漏水、漏气）。
 Check whether there is leakage of oil, water and air.

检查各种仪表、感应元件是否有缺损。
 Check whether there is damage of the instruments and sending units.
 检查各外围零件连接是否紧固。
Check whether the outer parts are connected firmly.
(2)
起动：
Start;

完成起动前准备工作并确认符合要求后，才可以起动柴油机（冬天天气寒冷时需对柴油