TM 9-2350-287-20-1
2-19. TROUBLESHOOTING CHART (continued)
n. PERSONNEL HEATER (continued).
(1) PERSONNEL HEATER FAILS TO OPERATE. All
other electrical systems operate (continued).
CONTINUED FROM STEP A
B.
1. Place red multimeter lead in socket C and
black to ground.
2. Turn MASTER switch ON (refer to TM 9-
2350-287-10) and heater selector switch to
HIGH or LOW.
3. Check for 24 + 3 vdc.
4. Turn MASTER switch and heater selector
switch OFF (refer to TM 9-2350-287-10).
Is voltage present?
Replace personnel heater (para
16-7). Verify problem is solved.
C. 1. Reconnect harness 12351544 to person-
nel heater.
2. Disconnect wiring harness 12351544 at
accessory control box.
3. Place red multimeter lead on pin C of
accessory control box and black lead to
ground.
4. Turn MASTER switch ON and heater se-
lector switch to HIGH or LOW (refer to TM 9-
2350-287-10).
5. Check for 24 + 3 vdc.
6. Turn MASTER switch and heater selector
switch OFF (refer to TM 9-2350-287-10).
Is voltaqe present?
Continued on next page
2-239