VALVE GP-RELIEF 3T3505 - Caterpillar

A service maintenance interval warning event is detected when the number of engine hours or the number of days since the previous alarm occurrence was reset exceeds the number of hours or days specified by the service interval set points. Once the event is active, the event will not become inactive until a Reset Service Interval Counter Command is received over the data link or from the display.Conditions Which Generate This Code:The service maintenance interval code is generated when the OCP determines a need for engine service based on engine hours or the number of days since last service.Test Step 1. Talk to the Operator
Determine the conditions that caused the diagnostic code. Expected Result:Generator set maintenance records indicate that the maintenance interval has been exceeded and maintenance is requiredResults:
OK - Records indicate service is required. Perform the required maintenance and reset the Service Maintenance Interval in order to indicate when the generator set will need to be serviced again.STOP
NOT OK - Records indicate service is not required. Proceed to Test Step 2Test Step 2. CHECK THE SETPOINTS.
View the set points "Service Maintenance Interval Hours" and "Service Maintenance Interval Days". Make a note of the set points. See Testing and Adjusting, "Electronic Control Module (ECM) - Configure". Compare the setpoints against the default setpoints of the particular generator set. Expected Result:The setpoints are correct for your particular generator set and application.Results:
OK - The setpoints are correct for your particular generator set and application.Repair: The service maintenance interval may not have been reset when the generator set was last serviced. Reset the service maintenance interval in order to indicate when the generator set will need to be serviced again. Resume normal operation.STOP
NOT OK - The setpoints are NOT correct for your particular generator set and application.Repair: Reprogram the set points. Reset the generator set. Resume normal operation and verify that the problem has been corrected.STOP