Service difficulty report · Gearbox · Boeing 777222

Difficulty date
August 24, 2010
Submitted
August 27, 2010
Operation
Air carrier
Aircraft
N785UA
Make and model
Boeing 777222
Aircraft serial
26954
Aircraft time
59,706 hours, 8,658 cycles
Engine
Pwa PW40903
Part
Gearbox
Part number
256W22401
Part serial
SNDAW166996
Condition
Leaking
Location
Le Slat
Stage of operation
IN
How discovered
O
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

NR 6 SLAT I/B GEARBOX NO BACK BRAKE DRIVE BROKEN LEAKING. REPLACED GEARBOX, RETRACTED THE SLAT SYS, PRIMARY SYS, OPS CHECK OK.