Service difficulty report · Hose · Boeing 747422

Difficulty date
July 5, 2010
Submitted
August 16, 2010
Operation
Air carrier
Aircraft
N181UA
Make and model
Boeing 747422
Aircraft serial
25278
Aircraft time
79,394 hours, 9,751 cycles
Engine
Pwa PW4056
Part
Hose
Part number
B1472325
Condition
Leaking
Location
Fuel System
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

FUEL COMING OUT OF DRAIN MAST FOR HORIZ STAB TRANSFER LINE. ALSO FUEL IN APU SHROUD DRAIN LINE. FUEL LEAK FROM HST TRANSFER LINE, LINE IS DRAINED AND HST SYSTEM INOP.