Product 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 General Safety Precautions
- 1.4 Generator Set Safety Code
- 1.5 Batteries Can Explode
- 1.6 Electrical Shocks and Arc Flashes Can Cause Severe Personal Injury or Death
- 1.7 Fuel and Fumes Are Flammable
- 1.8 Exhaust Gases Are Deadly
- 1.9 The Hazards of Carbon Monoxide
- 1.10 Earth Ground Connection
- 2. Introduction
- 3. Control System
- 4. Operation - PowerCommand 1.1
- 5. Maintenance
- 6. Troubleshooting
- 6.1 Engine Is Difficult to Start or Does Not Start
- 6.2 Code 143 - Engine Oil Pressure Low (Warning)
- 6.3 Code 151 - Engine Coolant Temperature High (Shutdown)
- 6.4 Code 155 - Intake Manifold Temperature High (Shutdown)
- 6.5 Code 197 - Coolant Level Low (Warning)
- 6.6 Code 415 - Engine Oil Pressure Low (Shutdown)
- 6.7 Code 421 - Engine Oil Temperature High (Warning)
- 6.8 Code 441 - Battery Voltage Low (Warning)
- 6.9 Code 488 - Intake Manifold Temperature High (Warning)
- 6.10 Code 1438 - Fail to Crank (Shutdown)
- 6.11 Code 1472 - High AC Current (Shutdown)
- 6.12 Code 5134 - Unknown Shutdown at Idle
- 7. Manufacturing Facilities
4. Operation - PowerCommand 1.1 2-2016
50 A045R242 (Issue 7)Copyright © 2016 Cummins Inc.
FIGURE 18. BUILDING LOAD TRANSFER IN PROCESS
6. The transfer switch switches the generator set power to the building load. The
building is now running on generator power.
FIGURE 19. GENERATOR SET POWERING BUILDING LOAD
7. When the utility power is back and providing voltage to the transfer switch, the
transfer switch waits for utility power stability.
FIGURE 20. TIME REMAINING UNTIL RE-TRANSFER
8. When the utility power is stable for 5 minutes, the transfer switch switches back
to utility power.
FIGURE 21. BUILDING LOAD TRANSFER IN PROCESS