小松装载机销轴421-15-11270AK

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6138-39-3050 连杆瓦PC200-3
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6138-42-5100 ROCKER ARM ASS'
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6138-61-3380 间隔垫
6138-61-6120 软管
6138-61-6411 PIPE
6138-61-6470 COVER

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426-46-121206138-71-6301 FUEL FILTER
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6138-81-3112 空气压缩机
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6138-82-5550 SENSOR
6138-82-5561 SENSOR
6138-82-5570 钢丝
6138-82-5580 钢丝
6138-82-8201 TURBOCHARGER
6138-85-1510 送信机件
6138-85-1511 传感器件
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6138-85-8531 软管
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6138-K2-9901 密封衬垫成套用具
613D-PP-0070 ENGINE ASS'Y
613D-PP-0080 ENGINE ASS'Y
613D-PP-0140 ENGINE ASS'Y
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6140-14-5460 螺栓
6140-21-1130 衬套
6140-21-1341 密封
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6140-21-5831 密封衬垫
6140-21-8050 止推轴承
6140-31-3040 金属(齿轮)总成
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6140-41-4111 INTAKE VALVE
6140-41-4410 气门弹簧
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114-Z60-1421
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PN "Part Name
(English)"
2075478680NK BRACKET
41E-70-25590 BRACKET
17M-71-41951 BRACKET
195-71-74191 BRACKET
14Y-71-12170 BRACKET
17A-71-12231 BRACKET
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154-71-71731-YA BRACKET
14Y-62-31431-YA BRACKET
5617481382 Bracket
5617481382 Bracket3、挖掘机起动时，曲轴不能转动的机械故障诊断与修复发动机起动时，在起动系统完好的情况下，按起动开关，起动机有响声而曲轴不能转动，则属于机械故障。引起发动机曲轴不能转动的原因如下所述。
① 起动机与飞轮齿啮合不良。齿圈与起动机齿轮在起动发动机时会发生撞击，造成牙齿损坏或牙齿单面磨损。若牙齿连续三个以上损坏或磨损严重，起动机齿轮与齿圈牙齿便难以啮合。
② 粘缸。发动机温度过高时停车熄火，热量难以散出，高温下的活塞环与气缸粘连，冷却后无法起动。
③ 曲轴抱死。由于润滑系故障或缺机油造成滑动轴承干摩擦，以致终抱死曲轴而无法起动。
④ 喷油泵柱塞卡死。