Service difficulty report · Bearing · Boeing 747422

Difficulty date
November 8, 2013
Submitted
November 11, 2013
Operation
Air carrier
Aircraft
N180UA
Make and model
Boeing 747422
Aircraft serial
25224
Aircraft time
93,903 hours, 11,128 cycles
Engine
Pwa PW4056
Part
Bearing
Condition
Loose
Location
Rt Blg Door
Stage of operation
IN
How discovered
V
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

DURING LG INSPECTION FOR VIBRATION IAW LOG WRITE UP FOUND RT BLG OLEO MOUNTED DOOR WITH MOVEMENT. LUG ASSEMBLY BEARING FOUND LOOSE IN LUG FITTING ENABLING DOOR PLAY AGAINST CONTROL ROD END CLEVIS, BOLT IS SECURE. THE DOOR LUG MOVES AROUND THE BEARING. IAW ECRA 3124-01009 PART 1 BEARING CLEANED INSPECTED & REINSTALLED WITH LOCTITE 608 & ROLL SWAGED, ALL NOW SECURE. DOOR LUG REFITTED & CONTROL ROD SECURED.