Service difficulty report · Line · Boeing 747422

Difficulty date
December 12, 2011
Submitted
January 13, 2012
Operation
Air carrier
Aircraft
N104UA
Make and model
Boeing 747422
Aircraft serial
26902
Aircraft time
57,429 hours, 6,733 cycles
Engine
Pwa PW4056
Part
Line
Part number
272U630016
Condition
Cracked
Location
Hyd System
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

HYDRAULIC LEAK FROM THE RIGHT OUTBOARD BODY GEAR STEERING ACTUATOR EXTEND LINE BY THE TRUNNION SWIVEL FITTING, THERE IS A 1" CRACK ON A BEND IN THE LINE.