Service difficulty report · Pcu · Boeing 777222

Difficulty date
July 10, 2008
Submitted
August 5, 2008
Operation
Air carrier
Aircraft
N223UA
Make and model
Boeing 777222
Aircraft serial
30224
Aircraft time
28,072 hours, 3,650 cycles
Engine
Pwa PW40903
Part
Pcu
Part number
15441007
Condition
Faulty
Location
Lt Wing Te Flap
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

STATUS MSG01- LATCHED INITIAL CLIMB MODE DEPENDENT; FLAPERON POWER CONTROL UNIT (LEFT OUTBOARD) DOES NOT FOLLOW COMMAND. DB-PRIMARY FLIGHT COMPUTER (RIGHT) MSG-2710301 LATCHD IC MODE. *S/D* FOUND FLAPERON POWER CONTROL UNIT FAULTY. REPLACED LEFT O/B FLAPERON POWER CONTROL UNIT PER MM 27-11-12 PG 401. RIG AND OPS CK GOOD PER MM 27-11-00 PG 501. AC OK FOR SERVICE.