Service difficulty report · Channel · Boeing 737*

Difficulty date
March 9, 2022
Submitted
April 7, 2022
Operation
Air carrier
Aircraft
N468WN
Make and model
Boeing 737*
Aircraft serial
33858
Aircraft time
58,378 hours, 34,580 cycles
Part
Channel
Condition
Cracked
Location
Fuselage
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 ENTRY DOOR MOP SILL CRACKED AT BS 309 LBL 56 WL 208. / [01] REMOVED FWD ENTRY DOOR MOP SILL AT BS 270 - BS 360 LBL 56 WL 208 IAW SRM 51-40-02-0G-0;[02] PRIOR TO REMOVING FWD ENTRY DOOR MOP SILL; FOUND TO BE OUT OF LIMITS IAW SRM 53-10-15-1A-1 PARG 4;[03] VERIFIED CORRECTIVE ACTION STEPS 1 AND 2.;[04] LOCATED AND DRILLED NEW FWD ENTRY DOOR MOP SILL AT BS 27 - BS 360 LBL 56 WL 208 IAW SRM 51-40-05-0G-0; SRM 51-40-08-0G-0 AND DWG 141A8110;[05] VERIFIED CORRECTIVE ACTION STEP 4.;[06] OK TO INSTALL FED MOP SILL BS270-360 LBL 56 WL 208;[07] INSPECTED & VERIFIED CORRECTIVE ACTION ITEM 6. OK TO INSTALL NEW FED MOP SILL GIVEN.;[08] INSTALLED FED MOP SILL BS 270- BS 360 LBL 56 WL 208 IAW SRM 51-40-02-0G-0 AND BOEING DWG 141A8110 AND 141A5220;[09] VERIFIED CORRECTIVE ACTION 8. FED MOP SILL INSTALLED.;[10] INSTALLATION COMPLETE;[11] LOCATED AND DRILLED NEW FWD ENTRY DOOR MOP SILL AT BS 270 - BS 360 LBL 56 WL 208 IAW SRM 51-40-05-0G-0; SRM 51-40-08-0G-0 AND DWG 141A8110;[12] JOB TASK IS ACCOMPLISHED.;[13] VERIFIED CORRECTIVE ACTIONS STEP 11.