Service difficulty report · Hydraulic Line · Boeing 747422

Difficulty date
December 19, 2013
Submitted
December 19, 2013
Operation
Air carrier
Aircraft
N199UA
Make and model
Boeing 747422
Aircraft serial
28717
Aircraft time
66,012 hours, 7,644 cycles
Engine
Pwa PW4056
Part
Hydraulic Line
Condition
Leaking
Location
Nr 1 Adp
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

NR 1 ADP PRESS LINE LEAKING. REPLACED THE ADP PRESS HOSE.