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
7. Troubleshooting10-2019
173A062J683 (Issue 1) Copyright © 2019 Cummins Inc.
• The mobile device or computer cellular data signal strength is
acceptable.
b. If you are unable to resolve an Internet connection problem, contact the
cellular data or Internet Service Provider.
3. The customer’s modem or router does not have Internet connectivity.
a. Check the Internet connection indicator on the modem or router.
• If the Internet connection indicator is not illuminated, reset the modem
or router. Refer to the modem or router owner’s manual for the proper
procedure.
b. Access a web page using a computer connected via Ethernet cable to the
same modem or router that the generator set is connected to.
c. Contact the Internet Service Provider (ISP) for additional troubleshooting.
Web Page Information Not Updating or Is Updating Slowly
Possible Causes:
1. Data has not been refreshed.
2. Connection problems exist between the mobile device or computer and the
Internet.
3. The user is not logged in.
4. The Internet connection is slow.
5. Connection problems exist between the generator set and the Connect Cloud.
6. The Connect Cloud is unavailable.
Diagnosis and Repair:
1. Data has not been refreshed.
• Refresh the web page or the mobile app by using the refresh function in
the menu or by swiping down.
2. Connection problems exist between the mobile device or computer and the
Internet.
• Refer to the Mobile Device or Computer Connection Problem section.
3. The user is not logged in.
• Make sure that you are logged in using the correct username and
password.
4. The Internet connection is slow.
• Verify that the Internet bandwidth of the network that the generator set is
connected to has at least 1 mbps download speed. Use an Internet speed
testing website on the same modem/router as the generator set to confirm
connection speed.
5. Connection problems exist between the generator set and the Connect Cloud.
• Refer to the Generator Set Connection Problems section.