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
149U7113T14
Condition
Corroded
Location
A/C Pack Door
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

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

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