TM 10-3930-641-20
ELECTRICAL SYSTEMS TROUBLESHOOTING (CONT)
(Sheet 1 of 1)
PROBLEM NO. 8
HEATERS
CEILING HEATER/DEFROSTER BLOWER MOTOR DOES NOT WORK
POWER switch ON
Blower motor receives its power from 15 amp circuit breaker on engine relay panel If warning horn does not work, 15 amp circuit breaker is bad.
If warning horn works, problem is probably at heater switch. (See page 2-315.)
CIRCUIT
TA 098604
End