Power Supply
发动机控制系统需要 24 VDC 电源,该电源具有提供 30 安培连续电力的能力。
最大允许交流峰间波纹电压为 150 毫伏。 从电源到安装在发动机接线盒中的主电子控制模块(ECM)的接线的最大允许电压降是 1 VDC。
在所有模式下,发动机上的执行器引入电流以进行发动机控制。 当发动机不运转时,建议用辅助充电系统保持蓄电池电源。 当发动机不运转时,如果辅助充电系统不在发动机工地,应该通过接线盒内的 35 安培断路器断开蓄电池电源。
将发动机控制装置的电源从起动马达的电源上分离。 出厂时,发动机控制装置的发动机电源也是起动马达电源。
Caterpillar Information System:
3126B Truck Engine Maintenance Interval Schedule - Engines With a Deep Oil Sump
3126B Truck Engine Maintenance Interval Schedule - Engines With a Shallow Oil Sump
3126B Truck Engine Safety Messages
C9 Urban Transit Bus Engine Noise from Injectors with Key Switch ON
3054C Industrial Engine Aftercooler Core - Clean/Test
C7 and C9 On-Highway Engines Engine/Gear Parameters
2003/02/01 Correction to Troubleshooting, RENR5910-01 , "Engine Speed/Timing Sensor" {1907, 1912}
2003/02/01 Correction to Systems Operation/Testing and Adjusting, RENR5908-01 , "Procedure for Engine Timing" {1000, 1900}
2003/01/01 227-4236 Electrical Cable is Available {4459}
2002/12/01 A New Service Manual, RENR2495, "3600 Engines PanelView Monitor" is Available {0374}
2003/01/01 New Ignition Control Groups Are Available And A New Wiring Harness Is Available To Connect The Ignition Control Group To The Display Module For The Caterpillar Ignition System (CIS) {1550}
2003/02/01 A New Spark Plug Is Available For Use In Applications That Use Bio-Gas Fuel {1555}
C9 Urban Transit Bus Engine Cooling System - Test
C9 Urban Transit Bus Engine Water Pump - Test
3056E Industrial Engine Connecting Rod Bearings - Remove
3056E Industrial Engine Connecting Rod Bearings - Install
3406E, C12, C15 and C18 Marine Engines Engine Pressure Sensor Open or Short Circuit - Test
3056E Industrial Engine Pistons and Connecting Rods - Remove
3056E Industrial Engine Pistons and Connecting Rods - Disassemble
3056E Industrial Engine Pistons and Connecting Rods - Assemble
3056E Industrial Engine Pistons and Connecting Rods - Install
3126B Marine Engines Transmission Oil Temperature Sensor Open or Short Circuit - Test
2002/12/01 A New Top Piston Ring Promotes Reduced Cylinder Liner Wear {1214, 1215}
3126E Truck Engine Electrical System