Cummins

1433

UnclassifiedCooling

What This Code Means

Engine fails to start; Red Shutdown status LED illuminated; Shutdown condition indicated on display; Engine coolant temperature is below the low coolant temperature warning threshold; Coolant level sensor signal is showing a low coolant level for greater than 10 seconds; Coolant level low warning; Coolant level low shutdown; Low fuel warning; Low fuel shutdown; Unconditional engine stop, bypassing any time delay to stop; Bypassed shutdown fault while the generator set was in Battle Short mode; Local or remote Emergency Stop has been activated; Fail to shutdown

Possible Causes

  • •Ambient temperature too cold for specified generator set
  • •Blockage in coolant system
  • •Coolant heater malfunction or not installed
  • •Critical shutdown fault generated
  • •Emergency Stop button is pressed
  • •Event/fault 1416 activated as a result of another active shutdown fault while the PowerCommand 3.3 control is operating in Battle Short mode
  • •Faulty Connection Or Faulty Emergency Stop Switch
  • •Faulty or inoperable switch
  • •Local Emergency Stop button pressed
  • •Local or remote Emergency Stop has been activated
  • •Low coolant
  • •Low fuel level
  • •Open circuit condition in the connection/wiring from the Local Emergency Stop switch to the control
  • •Remote Emergency Stop button pressed
  • •The Local Emergency Stop Button Has Been Activated

Suggested Actions

  1. 1Add the manufacturer's prescribed fuel.
  2. 2Allow the engine to cool down completely before proceeding with checks
  3. 3Check that the Emergency Stop button is working correctly
  4. 4Check the Emergency Stop button, and verify that it is working properly (closed relay when pulled out, open relay when depressed)
  5. 5Check the Input # requirements and correct if possible
  6. 6Contact your Cummins service representative
  7. 7Contact your local dealer if repair or replacement is required.
  8. 8If the coolant level is too low, add coolant per specifications.
  9. 9If the engine can be stopped, allow the engine to cool down completely before proceeding
  10. 10Investigate and remedy the cause of the emergency stop before attempting a reset and start
  11. 11Make sure the coolant heater is installed and powered
  12. 12Make sure the generator set meets its performance specifications
  13. 13Press the Auto or Manual Run button as previously determined
  14. 14Press the Off button
  15. 15Press the Off button on the Operator Panel to acknowledge this action
  16. 16Press the Reset button
  17. 17Pull (or twist and pull) the Emergency Stop button out
  18. 18Pull the Local Emergency stop button out
  19. 19Push this button in for Emergency Shutdown of the engine.
  20. 20Remove the switch and verify proper switch operation. If either of the following conditions is demonstrated, the switch is defective: When the float is at the bottom of the switch, the wires do not show continuity; When the float is raised, the wires do not show an open circuit.
  21. 21Reset the local/remote Emergency Stop button: De-activate (disable) the Emergency Stop button, press the Stop button, press the Reset button, and select the desired operating mode (manual or auto)
  22. 22Select Manual or Auto as required
  23. 23Stop the engine and allow the engine to cool down.
  24. 24Troubleshoot the shutdown fault that is causing the generator set to shut down
  25. 25Verify the connection/wiring from the Local Emergency Stop switch to the control for an open circuit condition (check J25-2 Input and J25-6 Ground)
  26. 26Visually inspect and verify that the engine coolant is at the appropriate level.

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