TM 9-2350-277-20-1
PERSONNEL HEATER MALFUNCTIONS—Continued
0086 00
10Y
1. Listen to heater until blower shuts off.
2. Does blower shut off in less than 5 minutes?
YES
NO
10YN
1. Replace heater (WP 0703 00 or
WP 0704 00).
2. Verify no faults found.
11Y
1. Heater is operating properly.
2. No faults found.
AY
1. Remove heater control box (WP 0701 00).
2. Check continuity on HI/LO switch between terminals 12 (1) and
13 (2).
3. Does multimeter read 0 ohms?
YES
NO
AYN
1. Replace heater HI/LO switch
(WP 0702 00).
2. Verify no faults found.
A2Y
1. Repair lead between heater switch and jack or heater switch and
ON/OFF/START switch (WP 0382 00).
2. Verify no faults found.
0086 00-3
