TM 9-2320-365-20-2
2-1294
e116. M1079 HEATER DOES NOT OPERATE (CONT)
TEST OPTIONS
REASON FOR QUESTION
KNOWN INFO
Continuity Test or
STE/ICE-R Test #91
10.
YES
NO
Fan OK.
Wire 400 OK.
Wire 1499A OK.
Wire 3085A OK.
M1079 heater power
cable OK.
Wire 401 OK.
Wire 1499R OK.
Wire 3086C OK.
M1079 heater thermostat
cable OK.
M1079 heater thermostat
OK.
POSSIBLE PROBLEMS
Faulty M1079 heater
control cable.
Faulty M1079 heater.
Troubleshoot M1079 heater
(TM 5-4520-253-13).
Is continuity present on
M1079 heater control
cable?
Replace M1079 heater control
cable (para 20-43).
If continuity is not present,
M1079 heater control cable
is faulty. If continuity is
present, M1079 heater is
faulty.