TM 10-3930-641-20
ELECTRICAL SYSTEMS TROUBLESHOOTING (CONT)
(Sheet 1 of 2)
PROBLEM NO. 29
DOES NOT WORK
SERVICE METER
All other gages, lights, etc. work.
The service meter can receive its power from two sources: a. From fuse 1 when the engine is running or b. From fuse 8 when the PANEL TEST switch
is closed. If service meter does not work only when PANEL TEST switch is on, replace PANEL TEST switch.