Service Manual
Table Of Contents
- Table of Contents
- 1. IMPORTANT SAFETY INSTRUCTIONS
- 1.1 Warning, Caution, and Note Styles Used in This Manual
- 1.2 General Information
- 1.3 Generator Set Safety Code
- 1.4 Electrical Shocks and Arc Flashes Can Cause Severe Personal Injury or Death
- 1.5 Fuel and Fumes Are Flammable
- 1.6 Exhaust Gases Are Deadly
- 1.7 The Hazards of Carbon Monoxide
- 1.8 Earth Ground Connection
- 2. Introduction
- 3. Startup
- 4. Operation
- 5. Maintenance
- 5.1 Maintenance Safety
- 5.2 Periodic Maintenance
- 5.3 Engine Oil
- 5.4 Engine Valve Clearance
- 5.5 Normal Duty Air Cleaner Element Replacement
- 5.6 Exhaust System Maintenance
- 5.7 DC Electrical System
- 5.8 Batteries
- 5.9 Spark Plugs
- 5.10 Cleaning the Generator Set Housing
- 5.11 Cleaning the Slip Rings
- 5.12 Exercising the Generator Set
- 5.13 Complete System Test
- 6. Service
- 7. Troubleshooting
- 7.1 Troubleshooting Procedures
- 7.2 Safety Considerations
- 7.3 GATRR Troubleshooting Approach
- 7.4 Tools and Parts Required
- 7.5 Troubleshooting with the Local or Remote Displays
- 7.6 Utility-Powered Battery Charger Troubleshooting
- 7.7 Engine Flywheel Battery Charger Troubleshooting
- 7.8 Fuel Shutoff Solenoid Valve
- 7.9 Compression Test Procedure
- 7.10 Connecting with the InPower Service Tool
- 7.11 Troubleshooting by Symptom
- 7.12 Troubleshooting with Fault Codes
- 7.13 Remote Monitoring Communication Troubleshooting
- Appendix A. Wiring Diagrams
6. Service10-2019
117A062J683 (Issue 1) Copyright © 2019 Cummins Inc.
WARNING
Live Electrical Conductors
Live electrical conductors at the winding terminals after an insulation
resistance test can cause serious injury or death by electric shock or
burns.
To prevent injury, discharge the windings by shorting to earth through
an earthing rod for at least 5 minutes.
Requirements
TABLE 16. WINDING TEST REQUIREMENTS
Requirement Description
Personal Protective Equipment
(PPE)
Wear mandatory site PPE.
Consumables None
Parts None
Tools
• Insulation test meter
• Multimeter
• Milliohm meter or microohm
meter
Alternator and Engine Removal and Installation
ALTERNATOR AND ENGINE REMOVAL
1. Obtain the tools and parts required. See the Tools and Parts Required section.
2. Remove the negative battery cable first, then remove the positive battery cable.
3. Remove the battery.
4. Disconnect the AC utility source.
5. Open the hood.
6. Remove the intake air and exhaust panels.
NOTICE
Document the routing of wiring harness leads and attachment points
before disconnecting or removing harness connections.
7. Disconnect the HMI (P1 on the display) and AC battery charger (BC-P).
8. Remove the control access and exhaust access panels.