Service Manual

Table Of Contents
Table of Contents 10-2019
ii A062J683 (Issue 1)Copyright © 2019 Cummins Inc.
5.3 Engine Oil ............................................................................................................................. 65
5.4 Engine Valve Clearance ....................................................................................................... 71
5.5 Normal Duty Air Cleaner Element Replacement .................................................................. 75
5.6 Exhaust System Maintenance .............................................................................................. 78
5.7 DC Electrical System ............................................................................................................ 79
5.8 Batteries................................................................................................................................ 79
5.9 Spark Plugs .......................................................................................................................... 83
5.10 Cleaning the Generator Set Housing.................................................................................. 83
5.11 Cleaning the Slip Rings ...................................................................................................... 83
5.12 Exercising the Generator Set ............................................................................................. 84
5.13 Complete System Test ...................................................................................................... 84
6. SERVICE...................................................................................................................................... 87
6.1 Control System ..................................................................................................................... 87
6.2 Fuel System .......................................................................................................................... 98
6.3 Cylinder Head Assembly Replacement .............................................................................. 105
6.4 Engine Exhaust................................................................................................................... 108
6.5 Alternator ............................................................................................................................ 109
6.6 Placing the Generator Set Back in Service ....................................................................... 129
6.7 Transfer Switch ................................................................................................................... 129
6.8 Line Circuit Breaker Troubleshooting ................................................................................. 129
7. TROUBLESHOOTING ............................................................................................................... 131
7.1 Troubleshooting Procedures............................................................................................... 131
7.2 Safety Considerations......................................................................................................... 131
7.3 GATRR Troubleshooting Approach .................................................................................... 132
7.4 Tools and Parts Required ................................................................................................... 133
7.5 Troubleshooting with the Local or Remote Displays ......................................................... 134
7.6 Utility-Powered Battery Charger Troubleshooting .............................................................. 134
7.7 Engine Flywheel Battery Charger Troubleshooting ............................................................ 137
7.8 Fuel Shutoff Solenoid Valve ............................................................................................... 139
7.9 Compression Test Procedure ............................................................................................. 139
7.10 Connecting with the InPower Service Tool ...................................................................... 141
7.11 Troubleshooting by Symptom ........................................................................................... 142
7.12 Troubleshooting with Fault Codes .................................................................................... 146
7.13 Remote Monitoring Communication Troubleshooting....................................................... 170
APPENDIX A. WIRING DIAGRAMS ............................................................................................... 177
A.0 Wiring Diagrams ................................................................................................................. 178