Engine Overspeed
使用本步骤以诊断和排除发动机超速故障,或如果有以下任何事件代码为现行状态,则使用本步骤。 有关事件代码和这些代码的默认触发点的信息,请参阅 故障诊断与排除, "事件代码列表"。
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事件代码     | ||
---|---|---|
代码和描述     | 产生此代码的状况     | 系统响应     |
E004(3)发动机超速停机     | 在延迟时间内发动机转速持续超过发动机超速触发点。     | 将会启动空气切断阀。 发动机将停机。 必须将动力循环至电子控制模块(ECM),以复位代码。 记录该代码。     |
E190(1)发动机超速警告     | 记录该代码。 |
可能原因
- 进气可燃。
- 负载突然减少
建议的措施
进气可燃
检查周围大气中有无碳氢化合物。 不要在周围大气中含有碳氢化合物的环境中运转发动机。
负载突然减少
逐渐减少发动机上的负载。
Caterpillar Information System:
3500 Engines Coolant Temperature Is Too Low
3500 Engines Crankcase Pressure (High)
C2.2 Engine and C1.5 Generator Set Gear Group (Front)
C2.2 Engine and C1.5 Generator Set General Information
C2.2 Engine and C1.5 Generator Set Piston and Rings
C9 Generator Set Self-Diagnostics - If Equipped with EMCP 3
C2.2 Engine and C1.5 Generator Set Connecting Rod
C2.2 Engine and C1.5 Generator Set Engine Design
C2.2 Engine and C1.5 Generator Set Main Bearing Journal
C2.2 Engine and C1.5 Generator Set Connecting Rod Bearing Journal
C2.2 Engine and C1.5 Generator Set Crankshaft
C2.2 Engine and C1.5 Generator Set Cylinder Block
C15 and C18 Petroleum Generator Sets Starting the Engine - EMCP 3
C32 Petroleum Engines Plate Locations and Film Locations
C18 Generator Set Manual Stop Procedure - EMCP 3 (If Equipped)
C32 Petroleum Generator Sets Engine Crankcase Breather - Clean
3500 Engines Fuel Filter Restriction
C2.2 Engine and C1.5 Generator Set Flywheel Housing
C2.2 Engine and C1.5 Generator Set Crankshaft Pulley
C2.2 Engine and C1.5 Generator Set Alternator and Regulator
C2.2 Engine and C1.5 Generator Set Electric Starting Motor
C2.2 Engine and C1.5 Generator Set Air Inlet and Exhaust System
C2.2 Engine and C1.5 Generator Set Engine Oil Pressure Switch
C2.2 Engine and C1.5 Generator Set Lubrication System