Service difficulty report · Fmu · Boeing 777222

Difficulty date
July 12, 2013
Submitted
August 22, 2013
Operation
Air carrier
Aircraft
N780UA
Make and model
Boeing 777222
Aircraft serial
26944
Aircraft time
69,487 hours, 12,146 cycles
Engine
Pwa PW4077
Part
Fmu
Part number
8088001
Part serial
94
Condition
Failed
Location
Right Engine
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

RIGHT HIGH PRESSURE FUEL SHUTOFF VALVE POSITION DISAGREES WITH COMMANDED POSITION. REMOVED AND REPLACED NR 2 ENGINE FMU IAW MM, OPS NORMAL. NO FAULTS NOTED.