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R660系列柴油机维修保养手册
Maintenace Manual For R660 Series Diesel Engine
更换机油，清洗机油滤清器、滤网、机座。
Check the tension of belt, adjusting if necessory;
检查三角皮带的张紧程度，必要时进行调整。
Check intake/outlet valve clearance and advance angle, readjusting if necessory;
检查进、排气门间隙，及喷油提前角，不合规定时，进行调整。
Clean air filter;
清洗空气滤清器。
Check compressor impeller of turbocharger, the inner cavity of compressor casing, turbine and
清洗增压器压气机叶轮，压气机壳内腔，涡轮及涡轮壳等零件的油污和积碳。
turbine housing for oil dirty and carbon deposit;
清洗冷却水散热器中的沉淀物质。
Clean the radiator.
二级技术保养
Level 2 Technical Maintenance
除一级技术保养项目外另添下列工作：
In addition to Level 1 maintenance,
检查各缸工作的平衡性，如条件具备，必要时可调整喷油泵各缸喷油量的均匀性。
Check the balance of cylinders, adjust the balance of fuel injections of all injection pump cylinders if
necessory;
拆下各缸盖，清除燃烧室积碳，检查进、排气门及充气阀阀面以及气门锁夹、推杆和摇臂的配
合面的磨损情况，不合要求时，应进行研修。
Dismantle the cylinder heads, remove the carbon deposit in the combustion chamber. Check the wear
conditions of inlet/outlet valves and valve faces, valve collets, the contact faces of push rod and rocker
arm. Repair if necessory;
检查喷油器的喷油压力和喷雾情况，必要时进行调整和修理。
Check the injection pressure and spraying of injector. Adjusting and repair if necessory;
全面检查各油、水、气和电路件以及各紧固件的连接和紧固情况。
Check the connections of oil, water, gas pipelines and electrical parts and tightening parts;
检查柴油机与其配套工作机械的中心对正情况，并及时调整。
Check the center aligning of the engine and matched machinery. Adjusting if necessory;
检查连杆螺母和飞轮紧固螺母有无松动，不合规定时，应按规定扭紧力矩旋紧。
Check the connecting rod nuts and flywheel tightening nuts for loosing. Tightening according to specified
torque if necessory;
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