Section II. TROUBLESHOOTING

TM 9-6115-661-13&P

3-2 TROUBLESHOOTING.

Refer to TM 9-6115-643-10 for generator set troubleshooting instructions, TM 9-2815-254-10 for engine

troubleshooting instructions, and refer to TM 9-2330-205-14&P for trailer troubleshooting instructions.

The symptom index for the power plant lists faults associated with switch box operation. Figures 3-1,3-2,

3-3, and 3-4 provide a go-no-go flowchart of each malfunction. Each malfunction listed includes a

reference to the applicable figure that contains a chart to help you determine probable causes and

corrective actions to take. The symptom index cannot list all faults that may occur, nor all the 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 for assistance.

SYMPTOM INDEX

Troubleshooting

Procedure

(Figure)

Symptom

Unit A ON indicator lamp fails to light with generator set running . . . . . . . . . . . . . . . . . . . . . . .3-1

Unit B ON indicator lamp fails to light with generator set running . . . . . . . . . . . . . . . . . . . . . . .3-2

ON LINE indicator lamp fails to light when ON/OFF switch is placed to ON position . . . . . . . . .3-3

Unit Fails To Parallel Through Switch Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-4

3-3