Service difficulty report · Control Unit · Boeing 767322

Difficulty date
February 25, 2001
Submitted
June 7, 2001
Operation
Air carrier
Aircraft
N667UA
Make and model
Boeing 767322
Aircraft serial
29239
Aircraft time
8,437 hours, 3,003 cycles
Engine
Pwa PW4052
Part
Control Unit
Condition
Malfunctioned
Location
Elevator
Component
-
Stage of operation
LD
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 LANDING NOSE PITCHED UP WITHOUT YOKE DISPLACEMENT. *S/D* UNABLE TO DUPLICATE PITCH-UP CONDITION. ACCOMPLISHED FULL ELEVATOR AND SPOILER OPERATIONAL CHECKS PER MM'S. ACCOMPLISHED MECHANICAL CHECKS OF FLAP AND AILERON SYSTEMS. REVIEWED INFORMATION FROM FLIGHT DATA RECORDED. ACCOMPLISHED MINIMUM THREE TEST FLIGHTS WITH WING OBSERVERS. ALL OPS CHECKS NORMAL. NO SIGNIFICANT FINDINGS OR FAILURES NOTED.