Service difficulty report · Pcu · Boeing 777222

Difficulty date
May 14, 2010
Submitted
May 17, 2010
Operation
Air carrier
Aircraft
N787UA
Make and model
Boeing 777222
Aircraft serial
26939
Aircraft time
57,303 hours, 8,606 cycles
Engine
Pwa PW4090
Part
Pcu
Part number
B435417
Part serial
159
Condition
Malfunctioned
Location
Spoiler
Stage of operation
NR
How discovered
9
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

'FLIGHT CONTROL SYS' STATUS MESSAGE & 'SPOILERS' ADVISORY MESSAGE WITH CORRELATED MSG. REPLACED SPOILER NR 5 PCU (M27120) OPS NORMAL.