TM 9-2350-287-20-1
2-19. TROUBLESHOOTING CHART (continued).
w. AFES, CREW (continued).
(7) AFES MEGOMETER TROUBLESHOOTING
PROCEDURES (continued).
CONTINUED FROM E
E. 4. Observe the fault LED on the CREW AFES
T/A panel if it should go out.
Do crew AFES T/A panel lights operate as
indicated above?
4
Perform troubleshooting of SCEAorCREW
AFES T/A panel (para 2-19.w(2)).
F. 1. Test fire extinguisher activation circuitry by
momentarily activating CREW AFES T/A
panel MANUAL DISCHARGE switch located
under red switch guard.
2. Corresponding LEDs on CREW AFES T/A
panel and on test box should illuminate to
indicate the fire extinguishers which were
activated, and personnel ventilation fan
should automatically turn on in exhaust mode
8 to 10 seconds after fire extinguisher
activation.
Does personnel ventilation fan turn on?
G. 1. Set VENT FAN toggle switch on the test
box to OFF.
2. Reset fire extinguisher simulators on test
box by pressing RESET switch on the test box.
3. Repeat Step F.
4. Observe VENT FAN LED on the test box.
Does VENT FAN LED on test box illuminate for
5 seconds after the 8-10 second fire
extinguisher?
Continued on next page
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