TM 9-6115-659-13&PSection II. TROUBLESHOOTING5-4GENERAL.Paragraph 5-4.3 covers troubleshooting procedures for components unique to the power plant/power unit. Refer to theapplicable generator set or trailer technical manual, as listed below, for generator and trailer troubleshooting procedures.5-4.1GeneratorSetTroubleshooting. Refer to TM 9-6115-641-24 and TM 9-2815-252-24.5-4.2TrailerTroubleshooting. Refer to TM 9-2330-202-14&P for Power Plant AN/MJQ-35 and Power Unit PU-797,TM 9-2330-213-14&P for Power Plant AN/MJQ-36, and TM 9-2330-392-14&P for Power Plant AN/MJQ-35A and PowerUnit PU-797A.5-4.3PowerPlantTroubleshooting. The following symptom index contains troubleshooting information for locatingand correcting operating troubles that may develop in components unique to the power plant end item. The symptomindex lists malfunctions associated with switch box operation. Each malfunction listing includes a reference to theapplicable figure that contains a chart. The chart will help you determine probable causes and corrective actions to take.The symptom index cannot list all malfunctions that may occur, nor all tests or inspections and corrective actions. If amalfunction is not listed or cannot be corrected by listed corrective actions, notify next higher level of maintenance.NOTEPRIOR TO THE USE OF ANY OF THE FOLLOWING PROCEDURES, BE SURE THESWITCH BOX IS PROPERLY WIRED TO THE GENERATORS LOAD TERMINALS.FAILURE TO DO SO WILL GIVE MISLEADING RESULTS.SYMPTOM INDEXTroubleshootingProcedure(Figure)ON INDICATOR LAMP ASSEMBLY TESTS GOOD, BUT ON INDICATOR LAMPFAILS TO LIGHT WITH GENERATOR SET RUNNING .............................................5-1ON-LINE INDICATOR LAMP ASSEMBLY AND ON/OFF SWITCH SERVICEABLE,BUT ON-LINE INDICATOR LAMP FAILS TO LIGHT WHEN ON/OFF SWITCHIS PLACED IN ON POSITION.....................................................................................5-2SYNCHRONIZING INDICATOR LAMP ASSEMBLY AND TRANSFER SWITCHSERVICEABLE, BUT SYNCHRONIZING INDICATOR LAMPS FAIL TO LIGHTWHEN TRANSFER SWITCH IS CLOSED AND THEN RELEASED ..........................5-3ALL INDICATOR LAMPS WORKING PROPERI/ BUT LOAD WILLNOT TRANSFER.........................................................................................................5-4Change 3 5-3
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
