Global Komatsu Engine Parts & Undercarriage Supply for Construction Machinery - July 17, 2025
Comprehensive List of Komatsu Spare Parts
| No. | Part Number | Brand | Product Name (English/Chinese) |
|---|---|---|---|
| 1 | 6162-33-3041 / 6162333041 | Komatsu | Connecting Rod Bearing / 连杆瓦 |
| 2 | 6162-33-3040 / 6162333040 | Komatsu | Connecting Rod Bearing / 连杆瓦 |
| 3 | 6162-33-3042 / 6162333042 | Komatsu | Connecting Rod Bearing / 连杆瓦 |
| 4 | 6240-31-3030 / 6240313030 | Komatsu | Connecting Rod Bearing / 连杆瓦 |
| 5 | 6162-36-3041 / 6162363041 | Komatsu | Connecting Rod Bearing / 连杆瓦 |
| 6 | 6164-31-2121 / 6164312121 | Komatsu | PISTON / 活塞 |
| 7 | 6164-31-2120 / 6164312120 | Komatsu | PISTON / 活塞 |
| 8 | 6161-31-2410 / 6161312410 | Komatsu | PIN, PISTON / 活塞销 |
| 9 | 6162-33-2420 / 6162332420 | Komatsu | RING, SNAP / 卡簧 |
| 10 | 6162-33-2080 / 6162332080 | Komatsu | PISTON RING ASS'Y, PER CYLINDER / 活塞环组件 (每缸) |
| 11 | - | Komatsu | RING, TOP / 顶环 |
| 12 | - | Komatsu | RING, SECOND / 第二道环 |
| 13 | - | Komatsu | RING, OIL / 油环 |
| 14 | 6162-33-3101 / 6162333101 | Komatsu | CONNECTING ROD ASS'Y / 连杆总成 |
| 15 | - | Komatsu | ROD, CONNECTING / 连杆 |
| 16 | - | Komatsu | CAP / 连杆盖 |
| 17 | 6162-33-3310 / 6162333310 | Komatsu | BOLT / 连杆螺栓 |
| 18 | 6162-33-3330 / 6162333330 | Komatsu | WASHER / 垫圈 |
| 19 | 02400-10413 / 0240010413 | Komatsu | PIN, DOWEL / 定位销 |
| 20 | 6162-33-3131 / 6162333131 | Komatsu | BUSHING / 衬套 |
| 21 | 6162-33-3041 / 6162333041 | Komatsu | METAL ASS'Y (STANDARD) / 连杆瓦 (标准) |
| 22 | 6162-33-3041 / 6162333041 | Komatsu | METAL (UNDERSIZE 0.25MM) / 连杆瓦 (小0.25MM) |
| 23 | 04121-22570 / 0412122570 | Komatsu | METAL (UNDERSIZE 0.25MM) / 连杆瓦 (小0.25MM) |
| 24 | 6215-51-1500 / 6215511500 | Komatsu | Oil Pump / 机油泵 |
| 25 | 6207-61-3270 / 6207613270 | Komatsu | Pulley (S6D95L) / 皮带轮 (S6D95L) |
| 26 | 421-03-41171 / 4210341171 | Komatsu | Upper Radiator Hose (WA480-6) / 散热器上水管 (WA480-6) |
| 27 | 6746-61-6210 / 6746616210 | Komatsu | Thermostat / 节温器 |
| 28 | 6732-82-3580 / 6732823580 | Komatsu | Pulley / 皮带轮 |
| 29 | 6743-61-3710 / 6743613710 | Komatsu | Belt / 皮带 |
| 30 | 6155-K1-9900 / 6155K19900 | Komatsu | Repair Kit / 修理包 |
| 31 | 21W-25-42100 / 21W2542100 | Komatsu | Swing Bearing / 回转支撑 |
| 32 | 706-7G-41111 / 7067G41111 | Komatsu | Case / 壳体 |
| 33 | 706-7G-41610 / 7067G41610 | Komatsu | Drive Shaft / 驱动轴 |
| 34 | 706-7G-71130 / 7067G71130 | Komatsu | Swing Motor Cover (PC200-7) / 回转马达盖 (PC200-7) |
| 35 | 600-813-9512 / 6008139512 | Komatsu | Starting Motor / 启动马达 |
| 36 | 6245-81-6360 / 6245816360 | Komatsu | Belt / 皮带 |
| 37 | 600-211-1341 / 6002111341 | Komatsu | Oil Filter Element / 机油滤芯 |
| 38 | 600-311-5211 / 6003115211 | Komatsu | Fuel Pre-Filter / 柴油预滤器 |
| 39 | 42U-06-11150 / 42U0611150 | Komatsu | Turn Signal Switch (WA470-5) / 转向灯开关 (WA470-5) |
| 40 | 416-43-27210 / 4164327210 | Komatsu | Brake Master Cylinder / 制动主缸 |
| 41 | 417-43-05110 / 4174305110 | Komatsu | Repair Kit, Brake Master Cylinder / 制动主缸修理包 |
| 42 | 714-12-13410 / 7141213410 | Komatsu | Gear (WA380-3H) / 齿轮 (WA380-3H) |
| 43 | 714-12-13420 / 7141213420 | Komatsu | Gear (WA380-3H) / 齿轮 (WA380-3H) |
| 44 | 711-50-41140 / 7115041140 | Komatsu | Gear (WA380-3H) / 齿轮 (WA380-3H) |
| 45 | 6240-61-1210 / 6240611210 | Komatsu | Water Pump Impeller (SAA6D170E-5 Engine) / 水泵叶轮 (SAA6D170E-5发动机) |
| 46 | 6162-23-8050 / 6162238050 | Komatsu | Thrust Washer / 止推瓦 |
| 47 | 6162-33-3041 / 6162333041 | Komatsu | Connecting Rod Bearing / 连杆瓦 |
| 48 | 6240-21-8100 / 6240218100 | Komatsu | Main Bearing / 主轴瓦 |
| 49 | 6162-29-8050 / 6162298050 | Komatsu | Thrust Washer (SAA6D170E-3 Engine) / 止推瓦 (SAA6D170E-3发动机) |
| 50 | 6162-33-3041 / 6162333041 | Komatsu | Connecting Rod Bearing / 连杆瓦 |
| 51 | 6240-21-8100 / 6240218100 | Komatsu | Main Bearing / 主轴瓦 |
| 52 | 195-22-15110 / 1952215110 | Komatsu | Gear (D375 Bulldozer) / 齿轮 (D375推土机) |
| 53 | 195-22-13210 / 1952213210 | Komatsu | Hub (D375 Bulldozer) / 轮毂 (D375推土机) |
| 54 | 195-22-73211 / 1952273211 | Komatsu | Gear (D375 Bulldozer) / 齿轮 (D375推土机) |
| 55 | 195-22-93211 / 1952293211 | Komatsu | Hub (D375 Bulldozer) / 轮毂 (D375推土机) |
| 56 | 195-22-13131 / 1952213131 | Komatsu | Drive Shaft (D375 Bulldozer) / 传动轴 (D375推土机) |
| 57 | 195-22-13150 / 1952213150 | Komatsu | Pressure Plate (D375 Bulldozer) / 压盘 (D375推土机) |
| 58 | 561-20-61100 / 5612061100 | Komatsu | Universal Joint (HD785-5 Front) / 万向节 (HD785-5 前) |
| 59 | 569-20-71000 / 5692071000 / 561-20-71000 / 5612071000 | Komatsu | Universal Joint Assembly (HD785-7 Front) / 传动轴总成 (HD785-7 前) |
| 60 | 569-20-72000 / 5692072000 | Komatsu | Universal Joint Assembly (HD465-7 Rear) / 传动轴总成 (HD465-7 后) |
| 61 | 569-20-62000 / 5692062000 | Komatsu | Universal Joint Assembly (HD465-7R) / 传动轴总成 (HD465-7R) |
| 62 | 566-32-53221 / 5663253221 | Komatsu | Brake Pad (HD465-7/HD465-7R) / 刹车片 (HD465-7/HD465-7R) |
| 63 | 569-52-41920 / 5695241920 | Komatsu | Bushing (HD465-7) / 轴承 (HD465-7) |
| 64 | 561-50-62310 / 5615062310 | Komatsu | Bushing (HD785-5) / 轴承 (HD785-5) |
| 65 | 566-35-6A830 / 566356A830 | Komatsu | Air Dryer (HD255/325/405/465/785/985/WD600-1H) / 空气干燥器 (HD255/325/405/465/785/985/WD600-1H) |
| 66 | 6162-65-4100 / 6162654100 | Komatsu | Intercooler Assembly (HD465-5) / 中冷器总成 (HD465-5) |
| 67 | 561-03-81638 / 5610381638 | Komatsu | Radiator (HD785-7) / 水箱 (HD785-7) |
| 68 | 561-03-81653 / 5610381653 | Komatsu | Radiator (HD785-7) / 水箱 (HD785-7) |
| 69 | 561-03-81643 / 5610381643 | Komatsu | Radiator (HD785-7) / 水箱 (HD785-7) |
| 70 | 21N-03-41110 / 21N0341110 | Komatsu | Radiator (PC1250-8) / 水箱 (PC1250-8) |
| 71 | 21T-03-31711 / 21T0331711 | Komatsu | Radiator (PC2000-8) / 水箱 (PC2000-8) |
| 72 | 2310047215 | Other | Oil Radiator (CDM30) / 油散热器 (CDM30) |
| 73 | 195-03-61251 / 1950361251 | Komatsu | Radiator (D375) / 水箱 (D375) |
| 74 | 379-2433 / 3792433 | Caterpillar | Wire Harness (740B) / 线束 (740B) |
| 75 | 356-5034 / 3565034 | Caterpillar | Wire Harness (740B) / 线束 (740B) |
| 76 | 566-32-05211 / 5663205211 | Komatsu | SERVICE KIT (HD465/HD785) / 制动修理包 (HD465/HD785) |
| 77 | 569-07-88352 / 5690788352 | Komatsu | HOSE (HD465/HD785) / 空调管 (HD465/HD785) |
| 78 | 569-07-88200 / 5690788200 | Komatsu | HOSE (HD465/HD785) / 空调管 (HD465/HD785) |
| 79 | 569-07-88330 / 5690788330 | Komatsu | HOSE (HD465/HD785) / 空调管 (HD465/HD785) |
| 80 | 569-07-88361 / 5690788361 | Komatsu | HOSE (HD465/HD785) / 空调管 (HD465/HD785) |
| 81 | 561-52-8A180 / 561528A180 | Komatsu | BUSH ING (HD465) / 衬套 (HD465) |
| 82 | 561-52-81170 / 5615281170 | Komatsu | BUSH ING (HD465) / 衬套 (HD465) |
| 83 | 569-40-61160 / 5694061160 | Komatsu | BUSH ING (HD465) / 衬套 (HD465) |
| 84 | 285-01-12411 / 2850112411 | Komatsu | RUBBER (HD465) / 胶块 (HD465) |
| 85 | 07000-15455 / 0700015455 | Komatsu | ORING (HD465) / O型圈 (HD465) |
| 86 | 07000-15275 / 0700015275 | Komatsu | ORING (HD465) / O型圈 (HD465) |
| 87 | 07000-15415 / 0700015415 | Komatsu | ORING (HD465) / O型圈 (HD465) |
| 88 | 566-32-53810 / 5663253810 | Komatsu | PISTON (HD465/HD785) / 制动活塞 (HD465/HD785) |
| 89 | 567-35-01101 / 5673501101 | Komatsu | SERVICEKIT.RIELAYVALVE (HD465/HD785) / 总泵修理包 (HD465/HD785) |
| 90 | 569-22-21850 / 5692221850 | Komatsu | BEARING (HD465) / 轴承 (HD465) |
| 91 | 569-01-12492 / 5690112492 | Komatsu | BEARING (HD465) / 轴承 (HD465) |
| 92 | 423-07-31571 / 4230731571 | Komatsu | BOLT (HD465/HD785) / 干燥瓶 (HD465/HD785) |
| 93 | 569-22-71811 / 5692271811 | Komatsu | BEARING (HD465) / 轴承 (HD465) |
| 94 | 56E-07-21133 / 56E0721133 | Komatsu | Air conditioner radiator (HD465/HD785) / 空调冷凝器 (HD465/HD785) |
| 95 | 569-01-81130 / 5690181130 | Komatsu | CUSHION (HD785) / 发动机前支撑 (HD785) |
| 96 | 287-01-18340 / 2870118340 | Komatsu | CUSHION (HD785) / 发动机后支撑 (HD785) |
| 97 | 07137-04507 / 0713704507 | Komatsu | Bushing (HD465-7R) / 轴承 (HD465-7R) |
| 98 | 07137-04006 / 0713704006 | Komatsu | Bushing / 衬套 |
| 99 | 04137-05509 / 0413705509 | Other | Bushing (H465-7R) / 衬套 (H465-7R) |
| 100 | 569-40-11370 / 5694011370 | Komatsu | Bushing (HD465) / 轴承 (HD465) |
| 101 | 561-50-82311 / 5615082311 | Komatsu | Bushing (HD785) / 衬套 (HD785) |
| 102 | 561-50-82310 / 5615082310 | Komatsu | Bushing (HD785) / 衬套 (HD785) |
| 103 | 707-98-26901 / 7079826901 | Komatsu | Repair Kit (HD785) / 修理包 (HD785) |
| 104 | 569-50-61423 / 5695061423 | Komatsu | STOPPER (HD465) / 止动器 (HD465) |
| 105 | 569-01-41120 / 5690141120 | Komatsu | Connection Plate (HD785) / 连接板 (HD785) |
| 106 | 561-01-81140 / 5610181140 | Komatsu | Connection Plate (HD785) / 连接板 (HD785) |
| 107 | 561-01-61141 / 5610161141 | Komatsu | Connection Plate (HD465) / 连接板 (HD465) |
| 108 | 56B-54-14352 / 56B5414352 | Komatsu | Glass Lifter (HD465/HD785) / 玻璃升降器 (HD465/HD785) |
| 109 | 07012-00065 / 0701200065 | Komatsu | Oil Seal (HD465/HD785) / 油封 (HD465/HD785) |
| 110 | 427-12-11343 / 4271211343 | Komatsu | Oil Seal (HD465/HD785) / 油封 (HD465/HD785) |
| 111 | 6245-61-3960 / 6245613960 | Komatsu | Needle Roller Bearing (HD465/HD785) / 滚针轴承 (HD465/HD785) |
| 112 | 427-12-11353 / 4271211353 | Komatsu | Oil Seal (HD465/HD785) / 油封 (HD465/HD785) |
| 113 | 6241-K6-9900 / 6241K69900 | Komatsu | Water Pump Repair Kit (HD465/HD785) / 水泵修理包 (HD465/HD785) |
| 114 | 705-17-04441 / 7051704441 | Komatsu | Seal Ring (HD465) / 密封圈 (HD465) |
| 115 | 07043-70415 / 0704370415 | Komatsu | PIUG / 内六堵 |
| 116 | 561-01-62420 / 5610162420 | Komatsu | RUBBER (HD465) / 橡胶 (HD465) |
| 117 | 561-01-72420 / 5610172420 | Komatsu | RUBBER (HD465) / 橡胶 (HD465) |
| 118 | 561-01-62410 / 5610162410 | Komatsu | RUBBER (HD465) / 橡胶 (HD465) |
| 119 | 569-01-72420 / 5690172420 | Komatsu | RUBBER (HD465) / 橡胶 (HD465) |
| 120 | 569-01-62410 / 5690162410 | Komatsu | RUBBER (HD465) / 橡胶 (HD465) |
| 121 | 566-52-41920 / 5665241920 | Komatsu | BUSH ING (HD465) / 衬套 (HD465) |
| 122 | 287-01-12180 / 2870112180 | Komatsu | RUBBER (D15/HD325/405) / 橡胶 (D15/HD325/405) |
| 123 | 561-40-61330 / 5614061330 | Komatsu | BUSHING (785) / 衬套 (785) |
| 124 | 569-40-61190 / 5694061190 | Komatsu | SEAL RING (785) / 密封圈 (785) |
| 125 | 569-52-41940 / 5695241940 | Komatsu | SEAL RING (465) / 密封圈 (465) |
| 126 | 569-40-81550 / 5694081550 | Komatsu | AXLE PIN (785) / 轴销 (785) |
| 127 | 561-22-05071 / 5612205071 | Komatsu | REPAIR KIT (785-5) / 修理包 (785-5) |
For WA380-3H wheel loaders, we supply various 齿轮 (gears) with part numbers 714-12-13410, 714-12-13420, and 711-50-41140. Maintain your SAA6D170E-5 engine's cooling system with the 水泵叶轮 (water pump impeller) 6240-61-1210. We also provide 止推瓦 (thrust washers) 6162-23-8050 and 6240-21-8100, as well as 连杆瓦 (connecting rod bearings) 6162-33-3041 and 主轴瓦 (main bearings) 6240-21-8100 for both SAA6D170E-5 and SAA6D170E-3 engines, with the latter also featuring 止推瓦 (thrust washers) 6162-29-8050.
For D375 bulldozers, we have components like the 齿轮 (gear) 195-22-15110 and 195-22-73211, as well as 轮毂 (hubs) with part numbers 195-22-13210 and 195-22-93211. Power transmission parts include the 传动轴 (drive shaft) 195-22-13131 and 压盘 (pressure plate) 195-22-13150. For HD785-5 front ends, we offer the 万向节 (universal joint) 561-20-61100, and for HD785-7 front ends, the 传动轴总成 (universal joint assembly) 569-20-71000 / 561-20-71000. We also supply the 传动轴总成 (universal joint assembly) 569-20-72000 for HD465-7 rear ends and 569-20-62000 for HD465-7R. Ensure effective braking with our 刹车片 (brake pads) 566-32-53221 suitable for HD465-7 and HD465-7R models.
Various 轴承 (bushings) are available, including 569-52-41920 for HD465-7 and 561-50-62310 for HD785-5. Maintain your air system with the 空气干燥器 (air dryer) 566-35-6A830 compatible with a range of heavy equipment. Optimize engine performance with the 中冷器总成 (intercooler assembly) 6162-65-4100 for HD465-5. We also stock a variety of 水箱 (radiators), such as 561-03-81638, 561-03-81653, and 561-03-81643 for HD785-7, 21N-03-41110 for PC1250-8, 21T-03-31711 for PC2000-8, and 195-03-61251 for D375. For cooling the hydraulic system, we offer the 油散热器 (oil radiator) with part number 2310047215 for CDM30. Ensure proper electrical connections with our 线束 (wire harnesses) 379-2433 and 356-5034 for 740B articulated dump trucks.
Keep your braking system in top condition with our 制动修理包 (service kit) 566-32-05211 for HD465 and HD785 models. We also supply various 空调管 (hoses) like 569-07-88352, 569-07-88200, 569-07-88330, and 569-07-88361, as well as a range of 衬套 (bushings) such as 561-52-8A180 and 561-52-81170 for HD465, and 569-40-61160 for HD465. Secure components with our 胶块 (rubbers) 285-01-12411 and O型圈 (O-rings) with part numbers 07000-15455, 07000-15275, and 07000-15415. Ensure efficient braking with our 制动活塞 (pistons) 566-32-53810, and maintain your hydraulic system with the 总泵修理包 (service kit for the relay valve) 567-35-01101. We also offer 轴承 (bearings) like 569-22-21850 and 569-01-12492 for HD465, as well as 干燥瓶 (bolts for the air dryer) 423-07-31571 for both HD465 and HD785. Keep your operator comfortable with our 空调冷凝器 (air conditioner radiator) 56E-07-21133.
Ensure proper engine mounting with our 发动机前支撑 (cushion for the front engine) 569-01-81130 and 发动机后支撑 (cushion for the rear engine) 287-01-18340, both for HD785. We also provide 轴承 (bushings) like 07137-04507 for HD465-7R, as well as general-purpose 衬套 (bushings) 07137-04006 and 04137-05509. For HD465, we have 轴承 (bushings) 569-40-11370, and for HD785, 衬套 (bushings) 561-50-82311 and 561-50-82310. If you need a complete overhaul, our 修理包 (repair kit) 707-98-26901 for HD785 is the perfect solution. Secure your components with 止动器 (stoppers) 569-50-61423 and various 连接板 (connection plates) such as 569-01-41120 and 561-01-81140 for HD785, and 561-01-61141 for HD465. Enjoy smooth operation of your windows with our 玻璃升降器 (glass lifter) 56B-54-14352 suitable for both HD465 and HD785.
We also supply a variety of 油封 (oil seals) with part numbers 07012-00065 and 427-12-11343, as well as 427-12-11353, and 滚针轴承 (needle roller bearings) with part number 6245-61-3960, all designed for HD465 and HD785 models. For water pump maintenance, we offer the 水泵修理包 (water pump repair kit) 6241-K6-9900, and for hydraulic systems, 密封圈 (seal rings) with part number 705-17-04441. We also carry 内六堵 (plugs) 07043-70415 and various 橡胶 (rubbers) with part numbers 561-01-62420, 561-01-72420, 561-01-62410, and 569-01-72420 / 569-01-62410. For undercarriage maintenance on HD465, we have 衬套 (bushings) 566-52-41920, and for D15, HD325, and HD405 models, 橡胶 (rubbers) 287-01-12180. Additionally, we stock 衬套 (bushings) 561-40-61330 for 785 models, 密封圈 (seal rings) 569-40-61190 and 569-52-41940 for 785 and 465 respectively, and 轴销 (axle pins) 569-40-81550 for 785 models, along with a 修理包 (repair kit) 561-22-05071 for 785-5 models.
工程机械配件名词解释 (Construction Machinery Parts Terminology)
- 连杆瓦 (Lián Gǎn Wǎ / Connecting Rod Bearing / Шатунній Вкладиш): 安装在连杆和曲轴之间,减少摩擦,支撑连杆运动。例如:卡特彼勒 345D 挖掘机使用连杆瓦来确保发动机平稳运行。
- 机油泵 (Jī Yóu Bèng / Oil Pump / Масляний Насос): 负责将机油从油底壳输送到发动机的各个润滑部位。例如:小松 WA470 轮式装载机配备机油泵以确保发动机部件充分润滑。
- 恒温器 (Héng Wēn Qì / Thermostat / Термостат): 控制冷却液在发动机冷却系统中的流动,保持发动机在最佳工作温度。例如:日立 ZAX330 挖掘机使用恒温器来调节发动机温度。
- 环 (Huán / Ring / Кільце): 通常指活塞环,安装在活塞上,用于密封燃烧室、刮除缸壁上的多余机油以及传递热量。例如:康明斯 QSK23 发动机使用活塞环以确保发动机压缩和燃烧效率。
- 密封 (Mì Fēng / Seal / Ущільнення): 用于防止液体或气体泄漏的部件,常用于发动机、液压系统等部位。例如:沃尔沃 EC220E 挖掘机使用各种密封件以防止液压油泄漏。
- 活塞 (Huó Sài / Piston / Поршень): 在气缸内往复运动,承受气体压力并传递动力。例如:五十铃 4HK1 发动机使用活塞来驱动曲轴。
- 活塞销 (Huó Sài Xiāo / Piston Pin / Поршневий Палець): 连接活塞和连杆的销子。例如:奔驰 OM457 柴油发动机使用活塞销连接活塞和连杆。
- 活塞环组件 (Huó Sài Huán Zǔ Jiàn / Piston Ring Assembly / Комплект Поршневих Кілець): 一套安装在活塞上的活塞环,包括气环、油环等。例如:久保田 V3800 发动机使用活塞环组件以实现最佳性能。
- 连杆总成 (Lián Gǎn Zǒng Chéng / Connecting Rod Assembly / Шатунний Вузол): 包括连杆、连杆盖、连杆螺栓等的完整组件,用于连接活塞和曲轴。例如:道依茨 TCD2013 发动机使用连杆总成传递动力。
- 启动马达 (Qǐ Dòng Mǎ Dá / Starting Motor / Стартер): 用于启动发动机的电动机。例如:神钢 SK350LC-8 挖掘机配备启动马达以启动发动机。
主营业务相关的小常识 (Common Knowledge Related to Main Business)
- 如何选择合适的工程机械配件? (How to choose the right construction machinery parts?) 选择配件时,请务必核对零件号,并考虑供应商的信誉和配件的质量。优质的配件能提高设备的运行效率和使用寿命。
- 重卡配件的保养周期是多久? (What is the maintenance cycle for heavy truck parts?) 不同的重卡配件有不同的保养周期,建议参考车辆的使用手册或咨询专业的维修人员,定期进行检查和更换,以确保行车安全。
- 农机配件的安装需要注意什么? (What should be noted when installing agricultural machinery parts?) 在安装农机配件时,要确保安装正确牢固,避免因安装不当导致配件损坏或影响机器的正常工作。如有疑问,请寻求专业人士的帮助。
格莳国际业务介绍 (Introduction to Growshine International's Business)
Growshine International is a professional import and export trading company specializing in engineering machinery parts, heavy truck parts, agricultural machinery parts, and auto parts. With years of experience in the industry, we are committed to providing our global customers with high-quality, reliable aftermarket parts at competitive prices. Our extensive network of suppliers and efficient logistics ensure timely delivery and excellent customer service. Whether you need engine components, undercarriage parts, hydraulic parts, or electrical parts, Growshine International is your trusted partner.
工程机械故障案例及处理方案 (Construction Machinery Fault Case and Solution)
故障现象 (Fault Symptom): 一台小松 PC200-7 挖掘机在工作过程中突然出现回转无力,动作迟缓。(A Komatsu PC200-7 excavator suddenly experienced weak swing and slow operation during work.)
可能原因 (Possible Causes): 1. 回转马达油封损坏,导致液压油泄漏。(Swing motor oil seal is damaged, causing hydraulic oil leakage.) 2. 回转马达主油路或控制油路堵塞。(Swing motor main oil circuit or control oil circuit is blocked.) 3. 液压泵输出压力不足。(Hydraulic pump output pressure is insufficient.) 4. 主控制阀故障。(Main control valve failure.)
处理方案 (Troubleshooting Steps):
1. 检查回转马达外部是否有漏油现象,更换损坏的油封。(Check the external swing motor for oil leaks and replace the damaged oil seal.)
2. 检查回转马达的主油路和控制油路,清理堵塞物。(Check the main and control oil circuits of the swing motor and clear any blockages.)
3. 使用压力表检测液压泵的输出压力,如果压力不足,需要检修或更换液压泵。(Use a pressure gauge to check the output pressure of the hydraulic pump. If the pressure is insufficient, the hydraulic pump needs to be repaired or replaced.)
4. 检查主控制阀是否有卡滞或损坏,必要时进行维修或更换。(Check if the main control valve is stuck or damaged, and repair or replace it if necessary.)
5. 检查回转减速器是否存在故障。(Check if there is a fault in the swing reducer.)