TM 9-6115-660-13&P
Section II. TROUBLESHOOTING
3-2 TROUBLESHOOTING.
3-2.1 Generator Set. Refer to TM 9-6115-642-10.
3-2.2 Trailer. Refer to TM 9-2330-202-14&P for Power Units PU-798 and PU-799, TM 9-2330-392-14&P for PU-798A and
PU-799A, and TM 9-2330-213-14&P for Power Plants AN/MJQ-37 and AN/MJQ-38.
3-2.3 Power Plant. The following symptom index lists faults associated with switch box operation. Figures 3-1, 3-2, and
3-3 provide a go/no-go flowchart of each malfunction. Each malfunction listed includes a reference to the applicable figure
that contains a chart that will help you determine probable causes and corrective actions to take. The symptom index
cannot list all faults that may occur, nor all tests or inspections and corrective actions. If a malfunction is not listed or
cannot be corrected by listed corrective actions, notify next higher level of maintenance.
SYMPTOM INDEX
Troubleshooting
Procedure
(Figure)
ON INDICATOR LAMP FAILS TO LIGHT WITH GENERATOR SET RUNNING .............................
3-1
ON-LINE INDICATOR LAMP FAILS TO LIGHT WHEN ON/OFF SWITCH
IS PLACED IN ON POSITION ...........................................................................................................
3-2
SYNCHRONIZING INDICATOR LAMPS FAIL TO LIGHT WHEN
TRANSFER SWITCH IS OPERATED ...............................................................................................
3-3
WITH ALL INDICATOR LAMPS WORKING PROPERLY, LOAD
WILL NOT TRANSFER ......................................................................................................................
3-4
SYNCHRONIZING INDICATOR LAMPS FAIL TO OPERATE IN UNISON
WHEN TRANSFER SWITCH IS OPERATED ...................................................................................
3-5
Change 2 3-3
