TM 55-1510-219-CL
PERFORMANCE CHECKS
OXYGEN SYSTEM
1. Oxygen supply pressure gages - Check.
2. Supply control lever (green) - ON.
3. Diluter control lever - 100% OXYGEN.
4. Emergency control lever (red) - Set to TEST MASK position while holding
mask directly away from face, then return to NORMAL.
5. Oxygen masks - Don and adjust.
6. Emergency pressure control lever (red) - Set to TEST MASK position and
check mask for leaks, then return lever to NORMAL.
7. Flow indicator - Check during inhalation blinker appears, during
exhalation blinker disappears). Repeat a minimum of 3 times.
FUEL PUMPS/CROSSFEED OPERATION
1. Fire pull handles - Pull.
2. Standby pump switches - ON.
3. Battery switch - ON.
4. #1 and #2 fuel press warning lights - Illuminated.
5. Fire pull handles - IN.
6. #1 and #2 fuel pressure warning lights -Extinguished.
7. Standby pump switches - STANDBY PUMP.
8. #1 and #2 fuel pressure warning lights -Illuminated.
P-1
