Service difficulty report · Channel · Boeing 7377H4

Difficulty date
July 15, 2021
Submitted
August 18, 2021
Operation
Air carrier
Aircraft
N444WN
Make and model
Boeing 7377H4
Aircraft serial
29839
Aircraft time
61,121 hours, 35,983 cycles
Part
Channel
Condition
Corroded
Location
Bs 294-328
Stage of operation
IN
How discovered
V
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 ON FSD MOPSILL INNER CHORD BS 294+10-328+10 RBL 52 WL 208 ; / [01] REMOVED CORROSION IN AREA OF 34' BY 2' BY 0.030' PER SRM 51-10-02-0G-0 AND SRM 53-10-15-1A-2. OUT OF LIMITS PER SRM 53-10-15-1A-2.; [02] VERIFIED CORRECTIVE ACTION #1; [03] REMOVED FSD MOPSILL FROM BS259 - BS340+17 RBL52 WL208 IAW SRM 51-40-02-0G-0; [04] LOCATED AND DRILLED FSD MOPSILL PER DWG 141A8310 AND SRM 51-40-05; [05] VERIFIED; [06] OK TO INSTALL FSD MOPSILL; [07] VERIFIED CORRECTIVE ACTIONS 4-6<BR><BR>LOCATING AND DRILLING OF FSD MOPSILL PER DWG 141A8310 AND SRM 51-40-05<BR><BR>OK TO INSTALL; [08] INSTALLED FSD MOPSILL PER DWG #141A8310 AND SRM 51-40-02-0G-0; [09] VERIFIED INSTALLATION OF FSD MOPSILL PER DWG #141A8310 AND SRM 51-40-02-0G-0; [10] VERIFIED CARD COMPLETE

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