Service difficulty report · Stub Frame · Boeing 7377H4

Difficulty date
March 25, 2022
Submitted
April 19, 2022
Operation
Air carrier
Aircraft
N472WN
Make and model
Boeing 7377H4
Aircraft serial
33831
Aircraft time
58,559 hours, 34,804 cycles
Part
Stub Frame
Condition
Cracked
Location
R1 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

FWD SERVICE DOOR UPPER FWD CORNER STUB FRAME IS CRACKED BY LATCH FITTING / [01] LOCATED AND DRILLED NEW FWD SERVICE DOOR UPPER FWD CORNER STUB FRAME PER SRM 51-40-05 AND DWG 141A8370 OK TO INSTALL PART;[02] VERIFIED CORRECTIVE ACTION 1; OK TO INSTALL;[03] INSTALLED FWD SERVICE DOOR UPPER FWD CORNER STUB FRAME IAW SRM 51-40-02-0G-0; SRM 53-10-01-2R-6 REPAIR 6; DWG 141A8370; ID:0009 REV:D AND DWG 141A8370; ID:0010 REV:D;[04] REJECTION OF CORRECTIVE ACTION 3 DUE TO MISSING 1 EACH WASHER UNDER NUT AT UPPER O/B BOLT COMMON TO STPO PAD FITTING; SEE STEP 1 FOR CORRECTION.;[05] INSTALLED 1 E/A WASHER UNDER NUT AT UPPER O/B BOLT COMMON TO STOP PAD FITTING IAW SRM 51-40-02-0G-0 AND DRAWING# 141A8370 ID:0010 REV:D;[06] VERIFIED COMPLETE STEP 1.<BR>VERIFIED CORRECTIVE ACTION #5.

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