Service difficulty report · Fuel Cell · Boeing 777222

Difficulty date
May 13, 2013
Submitted
May 17, 2013
Operation
Air carrier
Aircraft
N777UA
Make and model
Boeing 777222
Aircraft serial
26916
Aircraft time
73,161 hours, 13,110 cycles
Engine
Pwa PW4077
Part
Fuel Cell
Condition
Leaking
Location
Dry Bay
Stage of operation
IN
How discovered
V
Nature of condition
K
Precautionary procedure
K

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

What was found

FUEL LEAK IN RT DRY BAY LOCATED AT THE AFT UPPER OTBD CORNER. LOCATED FUEL LEAK SOURCE FROM INSIDE TANK. SEALED AREA INSIDE TANK AND IN DRY BAY. APPLIED (A 1-2) SEALANT AT 2300, 12 HR CURE TIME.