Service difficulty report · Pcu · Boeing 757222

Difficulty date
April 29, 2009
Submitted
May 4, 2009
Operation
Air carrier
Aircraft
N544UA
Make and model
Boeing 757222
Aircraft serial
25322
Aircraft time
65,987 hours, 18,992 cycles
Engine
Pwa PW2037
Part
Pcu
Part number
332153012
Part serial
9263151
Condition
Faulty
Location
Elevator Trim
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

ELEVATOR PITCH CONTROL HAS ABOUT ONE HALF INCH PLAY AND ALSO PULSATES WHEN YOU PULL BACK ON THE STICK. SUSPECT ELEV PCA, FOUND THE RT CENTER ELEVATOR PCU AT FAULT. PCU PLANESIDE WORKING REPLACEMENT. BITE TEST REPORTED RT ELEVATOR PCU FAULT MAINTENANCE AND STATUS MESSAGE. TROUBLESHOT FAULT WITH FIM 27-31-00 PG 119. ALSO, PERFORMED BITE 31-41-00. STARTED REMOVAL OF PCU. REPLACED CENTER SYSTEM ACTUATOR. LEAK CK GOOD.