2-19. TROUBLESHOOTING CHART (continued).
w. AFES, CREW (continued).
(7) AFES MEGOMETER TROUBLESHOOTING
PROCEDURES (continued).
CONTINUED FROM C
c.
NOTE
This connection simulates good OFSA
for the possible faulty one.
4. Press and release SYSTEM TEST.
5. Observe the results on the CREW AFES
T/A panel.
Does fault Iamp remain on?
D. 1. Test the performance of each OFSA by
holding a cigarette lighter up to the “eyes’ of
the OFSA and lighting the flame.
2. Observe the results on the CREW AFES
T/A panel.
Does the system discharge the simulated fire
extinguishers?
E. 1. Test each fire extinguisher fault recognition
circuit by placing the applicable test box toggle
switch in the FAULT position.
2. Observe the corresponding fault LED on the
CREW AFES T/A panel. It should illuminate
immediately.
3. Turn switch fault switch on test panel back
to ACTIVE position.
Continued on next page
2-363
TM 9-2350-287-20-1
Replace harness 12352353 W1 (para
7-77). Verify promblen is solved.
Replace defective OFSA (para 21-14).
Press RESET switch on test box to reset
OFSAs Verify problem is solved.
