Service difficulty report · O-Ring · Cessna 750

Difficulty date
November 4, 2006
Submitted
November 9, 2006
Operation
Air carrier
Aircraft
N997QS
Make and model
Cessna 750
Aircraft serial
7500208
Aircraft time
3,793 hours, 2,310 cycles
Engine
Allsn AE3007C
Part
O-Ring
Condition
Leaking
Location
Fuel System
Stage of operation
CR
How discovered
O
Nature of condition
K, J
Precautionary procedure
A

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

What was found

DURING LEVEL FLIGHT AT 29,000 AMBER CAS MESSAGE WING OVERFULL L. FUEL WAS DUMPING FROM LT WING FOR APPROX 2 MINUTES. YAWED AIRCRAFT AND FUEL DUMP ENDED. SWAPPED OUTER FUEL VENT VALVES FROM LT TO RT & RT TO LT. REPLACED LT WING FITTING O-RINGS. PRESSURE CHECKED LT VENT TUBING. NO LEAKS. FUELED AIRCRAFT. NO LEAKS AT VENT OR VALVE OUTLET. WORK DONE IAW MM 28-20-06. OPS & LEAK CHECKS GOOD.

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