TM 9-2350-287-20-1
2-19. TROUBLESHOOTING CHART (continued).
v.
AFES, ENGINE (continued).
(1) POWER ON LAMP DOES NOT LIGHT WHEN
MASTER SWITCH IS ON. All other electrical
system operate.
Initial Setup:
Tools/Test Equipment:
l Engine AFES Test/Alarm panel MAINT switch in
l Digital mltimeter (DMM) (Item 13, Appendix I)
maintenance position (para 21 -2).
l General mechanic’s tool kit (Item 24,
Appendix I)
Equipment Conditions:
l 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 maybe performed.
l Instead of using multimeter
for continuity check, STE/lCE
troubleshooting, TEST 91 may
be performed.
A.
WARNING
Turn Engine T/A panel MAINT
switch to vertical position and
MASTER switch OFF before
disconnecting any electrical wiring
harnesses. Failure to comply may
r e s u l t i n d i s c h a r g e o f f i r e
extinguisher cylinders, electrical
shock and injury to personnel.
1. Disconnect wiring harness 12352354
connector P1 from Engine T/A panel.
2. Place red lead of multimeter in socket D
and ground black lead of multimeter.
3. Check for 24 ± 3 vdc.
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