Engine Inlet First Flight of the Day Check
For Aircraft with Single Actuator (SIPS):
1. Engine Inlet
............BYPASS and VERIFY ENG INLET BP is shown on PFD
For Aircraft with Dual Actuators (DIPS):
1. Engine Inlet ................................... PERFORM ACTUATOR CHECK BELOW
a. PRIMARY SWITCH TO BYPASS
(Verify
ENG INLET BP annunciation on PFD)
b. PRIMARY SWITCH TO NORMAL
(Verify
ENG INLET NRM annunciation on PFD)
c. OVERRIDE SWITCH TO BYPASS
(Verify
ENG INLET BP annunciation on PFD)
d. RETURN THE OVERRIDE SWITCH DOWN TO THE LOCKED POSITION
(Verify
ENG INLET NRM annunciation on PFD)
OXYGEN SYSTEM
Preight Inspection
1. Oxygen Control Panel....................... ON and CHECK SUPPLY/NO FAULTS
2. Oxygen Masks (If equipped)
.......................CHECK AVAILABILITY /FUNCTION
3. Oxygen Control Panel..............................................................................OFF
Operation in Flight
When oxygen is required during ight, perform the following:
1. Oxygen Masks
..................................... Refer to “Section 7” for proper usage
2. Oxygen Control Switch
..............................................................................ON
3. Flowmeter
..................................................CHECK at least every 10 minutes
NOTE: When the oxygen tank pressure drops below 400 psi, the green
“400 psi” light will go out, and the red “empty” light will go on. The red light
indicates oxygen tank pressure below 400 psi.