Extra EA 400 - 3.4.o Pressurization System Malfunctions

Pilot’s Operating Handbook Section 3
EXTRA 500 Emergency Procedures
26. January 2011
3-37
3.4.o Pressurization System Malfunctions
1 CABIN PRESSURE r
Item Condition
Cabin Altitude Check indication
Cabin Differential Pressure Check indication
If cabin overpressure has been determined:
Item Condition
ENV AIR OFF
Emergency Descent
Perform to safe altitude
(< 10,000 ft)
If cabin altitude above 10,000 ft has been determined:
Item Condition
ENV AIR
Check
ON
PRESS
Check
ON
Cabin Pressure Controller Check
Rate Control Knob
Turn clockwise to regain
pressurization
If cabin altitude drops below 10,000 ft:
Item Condition
Flight Continue
Cabin Pressurization
Instruments
Monitor
If cabin altitude remains still above 10,000 ft:
Item Condition
Emergency Descent
Perform to safe altitude
(< 10,000 ft)
2 AFT DOOR r
Item Condition
CABIN PRESSURE
Check illuminated