Service difficulty report · Pcu · Boeing 757222

Difficulty date
December 22, 2012
Submitted
January 28, 2013
Operation
Air carrier
Aircraft
N555UA
Make and model
Boeing 757222
Aircraft serial
26647
Aircraft time
72,830 hours, 21,480 cycles
Engine
Pwa PW2037
Part
Pcu
Part number
332153012
Part serial
9182803
Condition
Leaking
Location
Lt Elevator
Stage of operation
IN
How discovered
V
Nature of condition
K
Precautionary procedure
O

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

What was found

LEFT OUTBD ELEVATOR PCA LEAKING AT 90 DROPS PER MINUTE AFTER PRESSURIZING RIGHT HYDRAULICS. REMOVED OLD AND INSTALLED NEW UNIT PER 27 31 05. INSTALLATION TORQUE AND PART VERIFICATION COVERED UNDER PTT 8302020.