SDR 2007UALA02627

Service difficulty report · Transformer · Boeing 767322

Difficulty date: July 14, 2007
Submitted: July 17, 2007
Operation: Air carrier
Aircraft: N662UA
Make and model: Boeing 767322
Aircraft serial: 27159
Aircraft time: 61,739 hours, 10,017 cycles
Engine: Pwa PW4060
System (JASC): 2750 · Trailing Edge Flap Control System
Part: Transformer
Condition: Out Of Rig
Location: Te Flaps
Stage of operation: AP
How discovered: 9
Nature of condition: J
Precautionary procedure: O

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

What was found

CAPTAIN REPORTED, T/E FLAP DISAGREE ON FINAL. [08-17-07] FSEU BITE CARRIED OUT WITH FLAP HANDLE SET FOR 30 AND READOUT SHOWING 20. THIS CONFIG RESULTED FROM THE FLAP LEVER ROTARY VARIABLE DIFFERENTIAL TRANSFORMER BEING IN MISRIGGED CONFIGURATION & OUTBD SLAT PEDISTAL FLAP CONTROL ROTARY TRANSFORMER ALSO BEING MISRIGGED. SYSTEM RESET BY CYCLING ARMING SW'S, LIGHTS SHOWN AFTER THE BITE CHECK. L, C, R BITE - ALL OK,THEN FLAP OPERATION NORMAL.