Unit Injector Hydraulic Pump
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| 图 1 | g01411601 |
注: 更换 输油泵组件 (5) 时，需要更换螺栓。
(1) 4 只螺栓的扭矩 ... 33 ± 5 N·m (290 ± 45 lb in)
(2) 3 只螺钉的扭矩 ... 10 ± 1 N·m (90 ± 9 lb in)
(3) 燃油进气端口滤清器的扭矩 ... 23 ± 2 N·m (205 ± 18 lb in)
(4) 燃油出气端口滤清器的扭矩 ... 23 ± 2 N·m (205 ± 18 lb in)
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| 图 2 | g01651495 |
(A) 柱塞缸中的滚针轴承组件的安装深度 ... 28.9 ± 0.2 mm (1.14 ± 0.01 in)
(6) 防松螺母的扭矩 ... 5.5 ± 0.5 N·m (50 ± 4 lb in)
(7) 螺母的扭矩 ... 8 ± 1 N·m (70 ± 9 lb in)
注: 安装 滚针轴承组件 (8) ，使带有识别号的轴承端处于图示方向。 参考图2。
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| 图 3 | g01652053 |
注: 安装滑阀 (9) ，直到滑阀完全坐落到缸体的肩部。
Caterpillar Information System:
345D MHPU and 349D MHPU Mobile Hydraulic Power Units Machine System Stick Cylinder
G3600 Engines Detonation Occurrence
G3600 Engines Cylinder Is Noisy
3516C Generator Set Engine Power Is Intermittently Low or Power Cutout Is Intermittent
3512C Engine and 785D Off-Highway Truck/Tractors Engine Shutdown Is Intermittent
G3600 Engines Crankcase Pressure Is High
G3600 Engines Coolant Temperature Is Low
2008/01/01 Update on the Hose for the Wastegate {1052, 1053}
2008/01/07 Update on the Hose for the Wastegate {1052, 1053}
3516C Generator Set Engine Engine Misfires, Runs Rough or Is Unstable
Maintenance Requirements for Engines with Crankcase Ventilation Systems{1051, 1054, 1063, 1317} Maintenance Requirements for Engines with Crankcase Ventilation Systems{1051, 1054, 1063, 1317}
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349F and 352F Excavators Machine System Specifications Bucket Cylinder Lines
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TH55-E70 and TH55-E90 Petroleum Transmissions Relief Valve (Torque Converter Inlet) - Remove
TH55-E70 and TH55-E90 Petroleum Transmissions Relief Valve (Torque Converter Inlet) - Disassemble
TH55-E70 and TH55-E90 Petroleum Transmissions Relief Valve (Torque Converter Inlet) - Assemble
TH55-E70 and TH55-E90 Petroleum Transmissions Relief Valve (Torque Converter Inlet) - Install
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G3600 Engines Engine Has Mechanical Noise (Knock)
G3600 Engines Engine Misfires, Runs Rough or Is Unstable
C7 Petroleum Engine Zinc Rods - Inspect/Replace - If Equipped with an Aftercooler that is Cooled by Sea Water
C15 and C18 Engines for Caterpillar Built Machines Valve Actuator (Variable) - Remove
C15 and C18 Engines for Caterpillar Built Machines Valve Actuator (Variable) - Install