TM 9-2350-287-20-1
2-19. TROUBLESHOOTING CHART (continued).
0. PERSONNEL VENTILATION BLOWER (continued).
(3) PERSONNEL VENTILATION BLOWER DOES NOT
OPERATE IN EXHAUST MODE.
Initial Setup:
Tools/Test Equipment:
l Digital multimeter (DMM) (Item 13, Appendix 1)
l General mechanics tool kit (Item 24,
Appendix 1)
l STE/lCE test kit (Item 65, Appendix 1)
Materials/Parts:
l LockWasher (6) (Item 196, Appendix H)
Equipment Conditions:
l Crew AFES anti-recoil plugs installed
(para 21-4 and 21-5).
AFES bottle safety pins installed
(para 21-4 and 21-5).
l Engine AFES T/A panel maintenance switch to
vertical position (refer to TM 9-2350-287-10).
l Crew AFES T/A panel maintenance switch to
vertical Position (refer to TM 9-2350-287-10).
. AFES relay cover removed (para 21-11).
. MASTER switch set to OFF (refer to
TM 9-2350-287-10).
NOTE
l Instead of using multi meter
for voltage
check, STE/lCE
troubleshooting,
INDIVIDUAL
BATTERY VOLTAGE TEST-TEST
89 may be performed.
Instead of using multi meter
for continuity check, STE/lCE
troubleshooting, TEST 91 may
be performed.
A. 1. Disconnect wiring harness 12351461 from
ventilator blower motor.
2. Place red lead of multimeter in socket A of
plug and black lead of multimeter to ground.
3. Turn MASTER switch On (refer to TM 9-
2350-287-10).
4. Press PERSONNEL VENTILATOR
BLOWER switch to the EXHAUST position.
5. Check for 24 ± 3 vdc.
6. Turn MASTER switch OFF (refer to TM 9-
2350-287-10).
Continued on next page
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