Service difficulty report · Angle · Boeing 7377H4

Difficulty date
May 6, 2018
Submitted
February 16, 2022
Operation
Air carrier
Aircraft
N776WN
Make and model
Boeing 7377H4
Aircraft serial
30591
Aircraft time
62,841 hours, 36,825 cycles
Part
Angle
Condition
Corroded
Location
Fwd Service 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*** FWD SERVICE DOOR THRESHOLD TO MOP SILL ANGLE HAS CORROSION AT FASTENER HOLES / LOCATED AND DRILLED NEW FSD THRESHOLD TO MOPSILL ANGLE IAW DWG # 141A8310; OK TO INSTALL LEAD 122; 18MAY18 INSP 316 18MAY18. INSTALLED NEW FSD THRESHOLD TO MOP SILL ANGLED BETWEEN BS 294 & 2 TO BS 328. IAW SRM 51-40-02 AND DWG # 141A8310. 80002U 21MAY18. DISCREPANCY MOPSILL ANGLE CORROSION BEYOND LIMITS. PART TO BE REPAIR BY REPLACEMENT PER SRM 51-10-02-0G-0 89263C 22MAY18 INSP 340 5-22-18

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