R660系列柴油机维修保养手册
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Maintenace Manual For R660 Series Diesel Engine
2.1 维护保养周期
Maintenance Period
保养周期
Maintenance Period
柴油机累计运行时间（h）
Accumulated Running Time of Diesel Engine (hrs)
新机维护
Maintenance of New Engine
50
一级技术保养
Level 1 Technical Maintenance
350
二级技术保养
Level 2 Technical Maintenance
1000
三级技术保养
Level 3 Technical Maintenance
3000
四级技术保养
Level 4 Technical Maintenance
7000
2.2 保养项目
Maintenance
新机维护
Maintenance to New Engine
更换机油并清洗滤清器、机座。
Replace engine oil and clean oil filter;
清洗柴油滤清器，擦除气缸盖上平面的脏滞机油。
Clean fuel filter, remove the dirty oil on the upper face of cylinder head;
检查各紧固件、连接件是否有松动现象。
Check the connecting parts and tighten parts;
根据中速柴油机的工作特点，为了避免气缸盖漏气，保证柴油机可靠工作，投入使用累计运行
200 小时左右，将全部气缸盖螺栓松开，然后按照说明书要求分次重新把紧。
For engine worked about 200h, loose all cylinder head bolts and retighten them according to the
requirements specified in the Operation and Maintenance Manual to avoid gas leakage and ensure the
engine working reliably.
一级技术保养
Level 1 Technical Maintenance
除日常维护项目增添下列工作：
In addition to daily maintenance,
清洗柴油滤清器
Replace engine oil and clean oil filter and strainer;
