ENGINE AUTOMATIC FIRE EXTINGUISHING SYSTEM (VEHICLES 1 THRU 344) 9cont)

ENGINE AUTOMATIC FIRE EXTINGUISHING SYSTEM (VEHICLES 1 THRU 344)

CREW AUTOMATIC FIRE EXTINGUISHING SYSTEM TEST (VEHICLES 346 AND ABOVE)

TM-9-2350-267-20 Carrier Ammunition Tracked M992 (2350-01-110-4660) Manual
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14-60 Change 4 TM 9-2350-267-20 ENGINE AUTOMATIC FlRE EXTINGUISHING SYSTEM (VEHICLES 1 THRU 344) (CONTINUED) F Ture MASTER switch ON and observe engine T/A panel lights. Check for following Sequence:. 1 Green POWER ON light comes on immediately and stays lit. 2 Within 6 seconds, green PASS TEST light comes on. 3 PASS TEST light will go out. 4 Yellow FAULT light will come on and remain on. G H I J K L M Press LAMP TEST toggle switch down and inspect all four lamps. Replace defective bulbs. Lift fault identifications access cover. If any LED does not light when LAMP TEST toggle switch is pressed, replace engine T/A panel (p 14- 39). WARNING If T/A panel POWER ON lamp does not go out when T/A panel MAINTenanee switch is turned to vertical position, disconnect battery ground lead. DO NOT CONTINUE TEST. Troubleshoot AFES (p 2-281). Turn engine T/A panel MAINTenance switch to vertical position. All lights on T/A panel should go out. Connect electrical connectors to engine AFES extinguisher bottle actuators. Turn engine T/A panel MAINTenance switch to horizontal position and observe panel lights. Sequence will be the same as in step F, except yellow FAULT light will not come on. If it does, troubleshoot engine fire detection system (p 2-281). Turn vehicle MASTER switch OFF. Observe engine T/A panel lights. Green POWER ON lamp should remain lit. If not troubleshoot engine fire detection system (p 2-281). Turn engine T/A panel MAINTenanee switch to horizontal position.

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