Service difficulty report · Fan · Boeing 777222

Difficulty date
September 9, 2011
Submitted
September 22, 2011
Operation
Air carrier
Aircraft
N786UA
Make and model
Boeing 777222
Aircraft serial
26938
Aircraft time
63,632 hours, 9,277 cycles
Engine
Pwa PW40903
Part
Fan
Part number
8102191
Part serial
2090A
Condition
Failed
Location
Cabin
Stage of operation
CR
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

LAV-GALLEY FAN L STATUS MESSAGE ON IN-FLIGHT. DEFERRED PER MEL 2126C. LEFT LAV-GALLEY FAN FAILED MAT TEST. FOUND LAV-GALLEY FAN C-B TRIPPED ON THE P110 PANEL. RESET C-B, RAN TEST ON MAT AGAIN, C-B TRIPPED. MAT SHOWS MAINT MSG 21-11241. REPLACED FAN PER MM, FAN OPS NORMAL.