Service difficulty report · Control Valve · Boeing 7374B7

Difficulty date
January 3, 2013
Submitted
January 4, 2013
Operation
Air carrier
Aircraft
N439US
Make and model
Boeing 7374B7
Aircraft serial
24781
Aircraft time
59,175 hours, 40,713 cycles
Part
Control Valve
Part number
65446311
Part serial
1445
Condition
Faulty
Location
Te Flap
Part time
66,347 hours, 44,588 cycles
Stage of operation
AP
How discovered
O
Nature of condition
F
Precautionary procedure
O

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

What was found

ON APPROACH, CREW SELECTED FLAPS AND REPORTED NO LEADING OR TRAILING FLAPS. ACCOMPLISHED ALTERNATE FLAPS LANDING. FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE VISUALLY INSPECTED FLAPS. NO DEFECTS NOTED. REPLACED T/E FLAP CONTROL VALVE PER AMM 27-51-79-404-006. FLAP OP'S NORMAL.

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