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.
lnitial/Setup:
Tools/Test Equipment:
Equipment Conditions:
Digital multimeter (Item 13, Appendix 1)
Projectile racks moved to rear of vehicle
General mechanic’s tool kit (Item 24,
(refer to TM 9-2350-287-10).
Appendix 1)
MASTER switch set to OFF (refer to TM 9-
2350-287-10).
Personnel Required: Two
NOTE
l I n s t e a d o f u s i n g m u l t i m e t er
f o r v o l t a g e c h e c k , S T E / l C E
troubleshooting,
I N D I V I D U A L
BATTERY VOLTAGE TEST-TEST
89 maybe performed.
I n s t e a d o f u s i ng
m u l t i m e t er
f o r c o n t i n u i t y c h e c k , S T E / l CE
troubleshooting, TEST 91 may
be performed.
A.
WARNING
Harness 12351544 (lead 400)
at accessory control box has
battery voltage. if batteries
are connected, use care when
removing connector to avoid
electrical shocks and burns.
1. Disconnect wiring harness 12351544 at
personnel heater.
2. Place red multimeter lead in socket D
and black lead to ground.
3. Turn MASTER switch ON (refer toTM 9-
2350-287-10).
4. Check for 24 + 3 vdc.
5. Turn MASTER switch OFF (refer to TM
9-2350-287-10).
Is voltage present?
Continued on next page
2-238
