Service difficulty report · Outflow Valve · Lear 35A

Difficulty date
April 1, 2004
Submitted
June 4, 2004
Operation
General aviation
Make and model
Lear 35A
Aircraft time
17,612 hours
Engine
Garrtt TFE73122B
Part
Outflow Valve
Part number
D26D6412
Part serial
10751515
Condition
Failed
Location
Cabin Pressure
Stage of operation
CR
How discovered
O
Nature of condition
W, J
Precautionary procedure
B, G

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

What was found

(CAN) AIRCRAFT AT A CRUISE ALTITUDE CABIN DEPRESSURIZED. O2 SYSTEM ACTIVATED AUTOMATICLY. EMERGENCY DESCENT DECLARED.

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