TM 9-2350-256-20-1
0067 00
CORRECTIVE ACTION Continued
2.
Reconnect switch panel to gage panel and miscellaneous switches wiring harness to main switch
panel. Install main switch panel (5), flat washer (4), ground lead (3), three lockwashers (2), and three
screws (1) to mounting brackets. Open air inlet doors (TM 9-2350-256-10). Disconnect wire 48 pin
A from bulkhead to master relay wiring harness. Place red multimeter lead on pin A and black lead to
ground. Turn MASTER switch on and check for voltage. If voltage is present, repair/replace switch
panel, radio, and bilge pump to bulkhead wiring harness (see WP 0202 00). If voltage is not present,
troubleshoot master relay circuit (see WP 0042 00).
3.
Place a jumper wire from pin N to socket N. Place red lead of multimeter in socket F of wire 25 and
black lead to ground. Turn MASTER switch on and check for voltage. Turn MASTER switch OFF. If
voltage is present, go to step 6. If voltage is not present, go to step 4.
0067 00-3
