Service difficulty report · Pcu · Boeing 777222

Difficulty date
July 29, 2010
Submitted
August 2, 2010
Operation
Air carrier
Aircraft
N774UA
Make and model
Boeing 777222
Aircraft serial
26936
Aircraft time
59,043 hours, 11,501 cycles
Engine
Pwa PW4077
Part
Pcu
Part number
B435416
Part serial
6
Condition
Faulty
Location
Nr 1 Spoiler
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

SPOILER FAILURE. FAULT CODE 27-11500 ACCOMPLISHED RESET OF ACE'S FROM LEFT TO CENTER, NO HELP. RE-INSTALLED IN ORIGINAL POSITION. REMOVED AND CLEANED CONNECTOR AT ACTUATOR, NO HELP. PART ON AOG P4967 (B43541-6). STARTED TO REMOVE NR 1 SPOILER ACTUATOR. REMOVED UP TO ITEM (4) PAGE 402 OF MM. COMPLETED NR 1 SPOILER ACTUATOR REPLACEMENT. NEED TO FINISH TO COMPLETION.