SDR SWAA063229

Service difficulty report · Valve · Boeing 7377H4

Difficulty date
August 29, 2006
Submitted
August 31, 2006
Operation
Air carrier
Aircraft
N221WN
Make and model
Boeing 7377H4
Aircraft serial
34259
Aircraft time
3,963 hours, 2,167 cycles
Part
Valve
Part number
MA20A10011
Part serial
AA50244
Condition
Faulty
Location
Fuel System
Stage of operation
CR
How discovered
O
Nature of condition
K
Precautionary procedure
E, A

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

What was found

AT FL 390, RECEIVED FUEL IMBALANCE ALERT. LEFT TANK WAS 1000 LBS LESS THAN RIGHT TANK AND DECREASING RAPIDLY. REMOVED AND REPLACED FUEL CROSSFEED VALVE PER MM.

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