Service difficulty report · Hinge · Boeing 74747UF

Difficulty date
May 29, 2021
Submitted
June 2, 2021
Operation
Air carrier
Aircraft
N493MC
Make and model
Boeing 74747UF
Aircraft serial
29254
Aircraft time
92,141 hours, 14,935 cycles
Part
Hinge
Part number
149U7113414
Condition
Corroded
Location
A/C Bay 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

CORROSION - HINGE, AIR CONDITIONING BAY LOWER DOOR FWD HINGE, PNL NO 191AL(<P>REMOVE HINGE (PN 149U7113-14) FROM PNL NO 191AL. IAW AMM 20-51-01-912-008 REV 101 INSTALLED HINGE. CONDITION CHK NORMAL.</P>)

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