Service difficulty report · Support · Boeing 747422

Difficulty date
April 1, 2010
Submitted
April 7, 2010
Operation
Air carrier
Aircraft
N180UA
Make and model
Boeing 747422
Aircraft serial
25224
Aircraft time
79,853 hours, 9,631 cycles
Engine
Pwa PW4056
Part
Support
Condition
Cracked
Location
Bs 1840-1860
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

AFT PIT RT LATERAL GUIDE ACTUATOR AT STA 1840-1860 RBL 40" HAS ATTACH SUPPORT BEAM CRACKED. ACTUATOR IS COLLAPSED AND WEDGED IN ELEC HARNESS. BEAM-CHANNEL INSTALLED.