Service difficulty report · Outflow Valve · Cessna 560CESSNA

Difficulty date
December 27, 2009
Submitted
December 28, 2009
Operation
Air carrier
Aircraft
N340QS
Make and model
Cessna 560CESSNA
Aircraft serial
5600514
Aircraft time
8,216 hours, 6,783 cycles
Part
Outflow Valve
Part number
1988001
Part serial
1009A
Condition
Malfunctioned
Location
Cabin Pressure
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

EMERGENCY PRESSURE LIGHT AFTER TAKEOFF. LOUD RUSH SOUND JUST BEFORE PRESSURE SPIKE 2500FPM DOWN THEN EMERGENCY PRESSURE CAME ON. DID EMERGENCY CHECKLIST AND SELECTED RT ENGINE ON SOURCE SELECTOR AND RECOVERED PRESSURIZATION.