TM 9-2350-287-20-1
2-19. TROUBLESHOOTING CHART (continued).
n.
PERSONNEL HEATER (continued).
(3) PERSONNEL HEATER CONTINUES RUNNING
WITH HEAT SELECTOR SWITCH TURNED OFF.
All other electrical systems operate.
Initial Setup:
Tools/Test Equipment:
Crew AFES system deactivated (para 21-3).
Digital Multimeter(DMM) (Item 13, Appendix 1)
Engine AFES system deactivated (para 21-2).
General mechanic’s tool kit (Item 24,
Engine AFES fire bottles removed (para 21-4).
Appendix I)
Equipment Conditions:
MASTER switch set to OFF (refer to TM
9-2350-287-10).
WARNING
if heater is blowing hot air, do not
disconnect any electrical leads from the
heater. An explosion may occur causing
injury or death.
NOTE
l Instead of using multi meter
for voltage
check, STE/lCE
troubleshooting,
INDIVIDUAL
BATTERY VOLTAGE TEST-TEST
89 maybe performed.
l Instead of using multi meter
for continuity check, STE/lCE
troubleshooting, TEST 91 may
be performed.
l If heater continues to blow hot air
after HEAT SELECTOR switch is
turned OFF and after cool down
period has elapsed (one to two
minutes) go to heater fuel pump and
disconnect harness 12351544.
l When heater blows cool air, turn
MASTER switch OFF (refer to TM 9-
2350-287-10).
Continued on next page
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