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
105A062J683 (Issue 1) Copyright © 2019 Cummins Inc.
FIGURE 55. ACTUATOR IN FULLY RETRACTED POSITION
6. Verify that the mixer arm can be moved (with the linkage installed) to the fully
open position.
7. Tighten the jam nuts against the base of the ball socket and the base of the
pivot joint.
8. Connect the electrical leads from the wiring harness to the governor actuator.
9. Install the control access panel.
10. Connect the generator set battery and reset the display settings, including the
exercise schedule.
11. Turn on AC power to the generator set accessories.
12. Test run the generator set for 5 minutes with no load.
13. Close the generator set breaker.
6.3 Cylinder Head Assembly Replacement
Parts required:
• Cylinder head assembly
• Cylinder head gasket
• Valve cover gasket
Tools required:
• General mechanical tools
Procedure:
1. Make sure the generator set is shut down and disabled:
a. Press the generator set's red STOP button on the local display to stop the
generator set. Allow the generator set to thoroughly cool to the touch.
b. Turn off and disconnect the battery charger from the AC source before
disconnecting the battery cables.