TM 9-2350-287-20-1
2-19. TROUBLESHOOTING CHART (continued).
h. LIGHTS (continued).
(9) PERSONNEL HEATER INDICATOR LED FAILS
TO OPERATE WHEN PRESSED-TO-TEST OR
WITH HEATER OPERATING .
Initial Setup:
Tools/Test Equipment:
Digital multimeter (DMM) (Item 13, Appendix I)
General mechanic’s tool kit (Item 24,
Appendix I)
NOTE
l Instead of using multi meter
for voltage
check, STE/ICE
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.
A.
1. Remove personnel heater indicator light
from socket.
2. Place red lead of multimeter in indicator
light socket and ground black lead.
3. Turn MASTER switch ON (refer to TM 9-
2350-287-10).
4. Press in personnel heater indicator.
5. Check for 24 ± 3 vdc.
6. Turn MASTER switch OFF (refer to TM 9-
2350-287-1O).
Is voltage indicated?
Equipment Conditions:
MASTER switch set to OFF (refer to TM
9-2350-287-10).
Continued on next page
2-164
