Turbocharger - Remove and Install
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在检查、保养、测试、调整及维修产品时，请小心确保盛接油液。 在打开任何舱室或拆卸任何含有油液的部件前，请准备好盛接液体用的适当容器。 有关收集和盛接 Cat® 产品油液的合适工具和用品，请参阅专门出版物, PERJ1017, "代理商维修工具目录"。 按照本地法规和要求处置所有油液。 |
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保持所有零件清洁无杂质。 杂质会造成快速磨损並縮短部件使用寿命。 |
- 拆下卡箍 (1)。
- 断开软管 (2)。
- 拆下管 (3) 和 O 形密封圈。
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图 2 g03408980 - 断开管 (4)，然后拆下螺栓 (5)。
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图 3 g03409030 - 拆下螺栓 (6)、螺栓 (7) 和卡箍 (8)。
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图 4 g03409207 - 拆下螺栓 (9) 和螺栓 (10)。
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图 5 g03409547 - 拆下螺栓 (13)。
- 将适当起吊设备连在涡轮增压器 (12) 上。 涡轮增压器 (12) 的重量约为
37 kg (80 lb) 。 - 从排气歧管上拆下螺栓 (11) 和涡轮增压器 (12)。 拆下密封垫。
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| 图 1 | g03408940 |
- 按与拆卸相反的顺序安装涡轮增压器 (12)。
- 拧紧卡箍 (1) 至扭矩
20 ± 1 N·m (15 ± 1 lb ft) 。 轻敲卡箍 (1) 四周，并重新拧紧至扭矩20 ± 1 N·m (15 ± 1 lb ft) 。
- 拧紧卡箍 (1) 至扭矩
Caterpillar Information System:
2013/07/22 New Bolts and Washers Are Used in Certain 3500 Engines With Oil Scavenge Pumps {1312, 7553}
349F and 352F Excavators Machine System Control Valve (Stick Lowering)
2013/07/30 Delphi Fuel Injection Pumps on 3054, 3056, 3054B, 3054C, C3.3, C4.4 (MECH), and C7.1 (MECH)Engines {1251}
349F and 352F Excavators Machine System Control Valve (Boom Lowering)
349F and 352F Excavators Hydraulic System Relief Valve (Main) - Heavy Lift
349F and 352F Excavators Hydraulic System Solenoid Valve (Proportional Reducing) - Power Shift System
2013/07/25 New Software Flash File Extension Requires Caterpillar Electronic Technician (Cat ET) 2013B {0785, 7620}
2013/07/25 A New Coupling Assembly Is Used on Heat Exchangers for Certain 3500B and 3500C Engines {1379}
C32 Auxiliary Engine Engine Electronics
3512C Petroleum Engines Fuel Control Actuator - Remove and Install - Dynamic Gas Blending
C7.1 Engines NOx Conversion Is Low
3512C Petroleum Engines Gas Pressure Regulator - Remove and Install
C32 Marine Engine Maintenance Interval Schedule
349F and 352F Excavators Hydraulic System Swing Motor
349F and 352F Excavators Machine System Relief Valve (Swing)
349F and 352F Excavators Hydraulic System Oil Makeup (Swing System)
226-2380 Adjustable C-Hook Extension{0374, 0599, 0632, 0727, 1122, 3258, 4050, 4084, 4208, 7561} 226-2380 Adjustable C-Hook Extension{0374, 0599, 0632, 0727, 1122, 3258, 4050, 4084, 4208, 7561}
349F and 352F Excavators Machine System Solenoid Valve (Fine Swing) - If Equipped
2013/08/05 New Alternator Guards are Used on Certain 3500 Engines {7174}
349F and 352F Excavators Machine System Travel Motor
3512E Petroleum Engine Solenoid Valve - Test
349F and 352F Excavators Hydraulic System Travel Parking Brake
349F and 352F Excavators Hydraulic System Oil Makeup (Travel System)
349F and 352F Excavators Machine System Return Hydraulic System