Service difficulty report · Actuator · Boeing 757222

Difficulty date
November 25, 2010
Submitted
December 10, 2010
Operation
Air carrier
Aircraft
N548UA
Make and model
Boeing 757222
Aircraft serial
25396
Aircraft time
72,019 hours, 20,800 cycles
Engine
Pwa PW2037
Part
Actuator
Part number
251N205110U1
Part serial
49
Condition
Faulty
Location
Stab Trim
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

STABILIZER TRIM BALLSCREW ACTUATOR NEEDS TO BE REPLACED. REMOVED OLD ACTUATOR. TRANSFERRED HYD MOTORS FROM OLD ACTUATOR TO NEW REF AMM. TRANSFERRED SECONDARY BRAKES FROM OLD ACTUATOR TO NEW REF AMM.