Service difficulty report · Setscrew · Boeing 777222

Difficulty date
December 2, 2018
Submitted
December 7, 2018
Operation
Air carrier
Aircraft
N792UA
Make and model
Boeing 777222
Aircraft serial
26934
Aircraft time
94,771 hours, 12,684 cycles
Part
Setscrew
Part number
MS51031111
Condition
Loose
Location
L1 Girt Bar
Stage of operation
TX
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

UNABLE TO DISARM DOOR 1L T/S FOUND L1 DOOR FWD GIRT BAR MECHANISM INTERLOCK UNABLE TO REL EASE WHEN DOOR CLOSED FWD GIRT BAR MECHANISM INTERLOCK SET SCREW LOOSEN CAUSING GIRT B AR UNABLE DISENGAGE. SET SCREW RESECURED AND CLEARANCE CHK OF EN D CRANK AND INTERLOCK WITHIN LIMIT IAW AMM 52-11-00-820-801. SLI DE ARM AND DISARM CHK NORMAL RII PERFOMED NORMAL IAW AMM 52-11-00-820-801