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
103A062J683 (Issue 1) Copyright © 2019 Cummins Inc.
2. Open the generator set breaker.
3. Before disconnecting the generator set battery, note the exercise schedule
settings.
4. Disconnect the generator set battery, negative post first, then positive post.
5. Open the hood and make sure the hood latch drops into place.
6. Remove the control access panel. See the figure in the Control Components
section.
7. Disconnect the two actuator leads from the main harness.
8. Remove and retain the clip that holds the socket on the ball.
9. Remove the 2 actuator mounting bolts from the bracket.
10. Remove the governor actuator.
GOVERNOR ACTUATOR INSTALLATION
1. Assemble the governor linkage with the components bottomed out.
a. Apply Loctite to the male threads of the pivot joint and loosely install the
upper jam nut.
b. Bottom out the ball socket on the male threads of the pivot joint.
c. Apply Loctite to the male threads of the actuator and loosely place the
lower jam nut onto the actuator arm.
d. Bottom out the pivot joint on the male threads of the actuator arm.