PRIOR TO MAINTENANCE TEST FLIGHT (CONT)
Oxygen system - Check that oxygen
quantity is sufficient for the entire
normally, and that the diluter selector is
set at 100%.
gages - Check.
SUPPLY control lever (green) - ON.
EMERGENCY control lever (red) -
set to TEST MASK position while
holding mask directly away from
face, then return to NORMAL.
Oxygen mask - Put on and adjust.
lever - Set to TEST MASK position
and check mask for leaks, then
return lever to NORMAL.
FLOW indicator - Check. During
inhalation blinker appears, during
Repeat a minimum of 3 times.
Oxygen masks - Remove and store.
Seats, pedals, belts, harnesses - Check
PARKING BRAKE - Check. Confirm that
brakes are set by applying additional toe