ENG FIRE SYS TEST SWITCH

TM 1-1510-225-MTF PROCEDURE TROUBLESHOOTING REFERENCE NOTE If MASTER WARNING is cancelled between tests, it may not re-illuminate. *19. Engine fire extinguisher system - Check as follows: (a) ENG FIRE SYS TEST SWITCH - Rotate and hold to EXT L posi- tion. Verify that the amber D annunciator and the green OK annunciator on each fire extin- guisher activation switch illumi- nates. (b) ENG FIRE SYS TEST SWITCH - Rotate and hold to EXT R posi- tion. Verify that the amber D annunciator and the green OK annunciator on each fire extin- guisher activation switch illumi- nates. *20. Stall and gear warning system - Check as follows: (a) STALL WARN TEST switch - TEST. Check that warning horn sounds, verify stall vane move- ment. (b) LDG GEAR WARN TEST switch - TEST. Check that warn- ing horn sounds and that the LDG GEAR CONTR handle warning lights illuminate. *21. Flaps - Check in full down and full up positions. 22. BATT switch - As required. *23. Seat belts - Check for security and proper connections. C34,35 C30 C31,C32 2-7