Location of Electrical Components
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| 图 1 | g01593210 |
(1) 变速箱控制 (2) 钥匙起动开关 (3) 温度控制装置 (4) 蓄电池断路开关 (5) 交流发电机 (6) 起动马达 (7) 蓄电池 (8) 数据链路 (9) 监控系统 | |
钥匙起动开关
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| 图 2 | g00921001 |
钥匙起动开关位于操作员控制台上。
温度控制装置
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| 图 3 | g00920990 |
温度控制装置位于操作员控制台上。
蓄电池断路开关
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| 图 4 | g01755020 |
打开机器左侧的检修门。 蓄电池断路开关位于发动机室内。
交流发电机
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| 图 5 | g01755021 |
交流发电机位于发动机后部，靠近散热器。
起动马达
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| 图 6 | g01755022 |
起动马达位于发动机右侧。
蓄电池
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| 图 7 | g01755024 |
蓄电池位于机器右侧的金属盖下面。 蓄电池箱位于串联轮之间。 | |
蓄电池位于机器每一侧的发动机室外侧。
数据链路
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| 图 8 | g00926475 |
数据链路接头位于驾驶员座椅右侧。
监控系统
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| 图 9 | g01597038 |
机器监视器位于驾驶室中。
动力传动系 ECM
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| 图 10 | g01597123 |
动力传动系 ECM 位于机器右侧。 动力传动系 ECM 位于机器驾驶室下面。
报警指示灯
指示灯位于机器监视器上。 有关监视器的详细信息，请参阅本手册的其他章节。 对于自动指示灯测试，当钥匙起动开关转至接通位置时，所有报警指示灯都会点亮。 指示灯应保持点亮三到五秒。 行动报警器也鸣响。 如果所有报警指示灯都不点亮，或者行动警报没有鸣响，应查明原因。
注: 报警指示灯是监控系统的一部分。
Caterpillar Information System:
120K, 120K Series 2, 12K, 140K, 140K Series 2 and 160K Motor Graders Power Train Electronic Control System Features
785D OEM Off-Highway Truck Machine Systems Steering Link - Remove and Install
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1390 Track Feller Buncher Swing System
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Steering Clutch and Brake Discs and Plates for Scrapers, Pipelayers, Track-Type Tractors, and Loaders {4100, 4255} Steering Clutch and Brake Discs and Plates for Scrapers, Pipelayers, Track-Type Tractors, and Loaders {4100, 4255}
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795F AC and 795F AC XQ Off-Highway Truck Engine Supplement Aftercooler Core - Install - ATAAC Aftercooler
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120K, 120K Series 2, 12K, 140K, 140K Series 2 and 160K Motor Graders Power Train Electronic Control System Electrical Input Components
PL61 Pipelayer Machine Systems Winch Frame - Remove
120K, 120K Series 2, 12K, 140K, 140K Series 2 and 160K Motor Graders Power Train Electronic Control System Electronic Control Module (ECM)
120K, 120K Series 2, 12K, 140K, 140K Series 2 and 160K Motor Graders Power Train Electronic Control System Electrical Output Components
120K, 120K Series 2, 12K, 140K, 140K Series 2 and 160K Motor Graders Power Train Electronic Control System Wiring Harness (Open Circuit) - Test
120K, 120K Series 2, 12K, 140K, 140K Series 2 and 160K Motor Graders Power Train Electronic Control System Wiring Harness (Short Circuit) - Test
120K, 120K Series 2, 12K, 140K, 140K Series 2 and 160K Motor Graders Power Train Electronic Control System Transmission Control (Shift Lever) - Test
120K, 120K Series 2, 12K, 140K, 140K Series 2 and 160K Motor Graders Power Train Electronic Control System Speed Sensor - Adjust
120K, 120K Series 2, 12K, 140K, 140K Series 2 and 160K Motor Graders Power Train Electronic Control System Electronic Control Module (ECM) - Flash Program
120K, 120K Series 2, 12K, 140K, 140K Series 2 and 160K Motor Graders Power Train Electronic Control System Electronic Control Module (ECM) - Configure
120K, 120K Series 2, 12K, 140K, 140K Series 2 and 160K Motor Graders Power Train Electronic Control System Electronic Control Module (ECM) - Replace
120K, 120K Series 2, 12K, 140K, 140K Series 2 and 160K Motor Graders Power Train Electronic Control System System Schematic