Service difficulty report · Seal Depressor · Boeing 7377H4

Difficulty date
July 12, 2022
Submitted
August 19, 2022
Operation
Air carrier
Aircraft
N202WN
Make and model
Boeing 7377H4
Aircraft serial
33999
Aircraft time
58,974 hours, 35,001 cycles
Part
Seal Depressor
Part number
141A8372U1
Condition
Cracked
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

FSD UPPER HINGE CUTOUT UPPER REVEAL IS CRACKED. / [01] LOCATED AND DRILLED NEW SEAL DEPRESSOR P/N 141A8372U1 LOT# 1485850-1 I.A.W. B737-700 SRM 51-40-05-0G-0 FIGURE 2 AND FIGURE 3 TABLE A. OK TO INSTALL NEW SEAL DEPRESSOR FORWARD SERVICE DOOR CUTOUT.;[02] VERIFIED COERRECTIVE ACTION1. OK TO INSTALL SEAL DEPRESSOR.;[03] INSTALLED NEW UPPER REVEAL (SEAL DEPRESSOR) PER SRM 51-40-02-0G-0 AND DWG 141A8370.;[04] CERTIFIED CORRECTIVE ACTION 3;[05] UPDATED PARTS;[06] INSPECTED & VERIFIED CORRECTIVE ACTION ITEM 3.;[07] APPLIED FILLET SEAL IAW B737-700 AMM 51-31-00-390-804; APPLIED PROTECTIVE FINISHES IAW B737-700 AMM 51-21-72-370-801 AND 51-21-73-370-801; APPLIED FILL AND FAIR COMPOUND IAW B737-700 AMM 53-11-01-420-801;[08] VERIFIED CORRECTIVE ACTION 7; STEP 1 AND MEASUREMENT TABLE;[09] COMPLETED STEP 2;[10] TASK CARD COMPLETE;[11] VERIFIED;[12] VERIFIED STEP 2. WORKSCOPE COMPLETE

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