TM 9-2350-247-20-1
VEHICLE COMPARTMENT HEATER MALFUNCTIONS—Continued
0085 00
HY
1. Remove heater control box (WP 0431 00).
2. Measure resistance between HI-LO switch terminals 12 (1) and
13 (2).
3. Does multimeter read 0 ohms?
YES
NO
HYN
1. Replace heater HI-LO switch
(WP 0472 00).
2. Verify no faults found.
2HY
1. Repair lead between HI-LO switch and jack or between HI-LO
switch and RUN-OFF-START switch (WP 0294 00).
2. Verify no faults found.
0085 00-10
