Service difficulty report · Coupler · Cessna 550

Difficulty date
November 28, 2004
Submitted
January 5, 2005
Operation
General aviation
Make and model
Cessna 550
Aircraft time
4,157 hours
Engine
Pwa JT15D4
Part
Coupler
Part number
CM357024
Condition
Disconnected
Location
Cabin Pressure
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

(CAN) COUPLING DISCONNECTED WHEN AIRCRAFT WAS AT FLIGHT LEVEL AND AIRCRAFT AT A OPERATING CABIN PRESSURE ALTITUDE. AIRCRAFT CABIN LOST PRESSURIZATION.

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