TM 55-1510-221-CL
ANNUNCIATOR PANELS TEST
1.
MASTER CAUTION, MASTER WARNING, #1 FUEL PRESS, #2 FUEL PRESS, GEAR DN, L BL AIR FAIL, R
BL AIR FAIL, INST AC, #1 DC GEN, #1 INVERTER, #1 NO FUEL XFR, #2 NO FUEL XFR, #2 INVERTER, #2
DC GEN, - Check illuminated.
2.
ANNUNCIATOR TEST switch - Press and hold. Check that the annunciator panels, FIRE PULL handle lights,
marker beacon lights, antenna azimuth indicator, MASTER CAUTION and MASTER WARNING lights are
illuminated. Release switch and check that all lights except those in step 1 are extinguished.
3.
MASTER CAUTION and MASTER WARNING lights - Press. Check that both lights extinguish.
STALL AND GEAR WARNING SYSTEM
1.
STALL WARN TEST switch - TEST. Check that warning horn sounds.
2.
LDG GEAR WARN TEST switch - TEST. Check that warning horn sounds and that the LDG GEAR CONTR
handle warning lights (2) illuminate.
FIRE PROTECTION SYSTEM
1.
Fire Detector Test switch - Rotate counterclockwise to check three DETR positions. FIRE PULL handles should
illuminate in each position. Reset MASTER WARNING in each position.
2.
Fire Detector Test switch - Rotate counterclockwise to check two EXTGH positions. SQUIB OK light, associated
#1 EXTGH DISCH and #2 EXTGH DISCH annunciator caution light and MASTER CAUTION LIGHT should
illuminate in each position.
C2 P-4
