Service difficulty report · Filter · Boeing 777222

Difficulty date
April 21, 2009
Submitted
April 24, 2009
Operation
Air carrier
Aircraft
N777UA
Make and model
Boeing 777222
Aircraft serial
26916
Aircraft time
56,291 hours, 10,594 cycles
Engine
Pwa PW4077
Part
Filter
Condition
Clogged
Location
Nr 1 Bug
Stage of operation
IN
How discovered
O
Nature of condition
W
Precautionary procedure
O

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

What was found

FOUND NR 1 ENGINE BUG FILTER CLOGGED ON ELECTRIC PAGE. REPLACED FILTER AND O-RING. RAN ENGINE, OPS CHECK NORMAL.