Service difficulty report · Plate · Boeing 7377H4

Difficulty date
July 27, 2021
Submitted
August 23, 2021
Operation
Air carrier
Aircraft
N902WN
Make and model
Boeing 7377H4
Aircraft serial
36615
Aircraft time
45,290 hours, 26,421 cycles
Part
Plate
Condition
Damaged
Location
Rt Wing Te
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

LEFT WING TRAILING EDGE STRUCTURE - SUPPORT BEAM ATTACHMENT O/B AREA FITTING HOLES ELONGATED ; / ; [02] REMOVED INBOARD AND OUTBOARD SERRATED PLATES AT LEFT WING T/E DEFLECTION CONTROL RIB PER B737-700 SRM 57-51-02-2R-4; [03] CORRECTION ON STEP 1: [04] REMOVE ALL DAMAGE IN TRAILING EDGE UPPER SUPPORT BEAM AS SHOWN IN FIGUTE 203/REPAIR 1 REF B737-700 SRM 51-10-02-OG-0 AND 57-51-02-2R-1; [05] CUT OUT AND REMOVE THE DAMAGE PART OF THE DEFLECTION CONTROL RIB UPPER TAB ON L/WING AS SHOWN IN FIGURE 202/REPAIR 4 REF B737-700 SRM 51-10-02-0G-0 AND 57-51-02-2R-4; [15] INSTALLED NEW I/B SERRATED PLATE AND DOUBLE AT LEFT WING FIXED T/EDGE SUPPORT BEAM REF B737-700- SRM 51-40-02-0G-0 AND 57-51-02-2R-1; ; [17] FABRICATED FILLER MAT/USED 7075 T6 0.100' CLAD PO#167799 REF B737-700 SRM 57-51-02-2R-4; [18] LOCATED AND DRLLING FILLER AND OUTBORD SERRATED PLATE REF B737-700 SRM 51-40-05-0G-0; [19] VERIFIED 18.OK TO TREAT/ PRIME OTB SERRATED PLATE AND FILLER; [20] TRATED AND PRIMED O/B SERRATED PLATE AND FILLER REF B 737 -700 SRM 51-20-01-OG-O; [21] RECIVED OUTBORD DOUBLER REPAIR PART # 57-51-02-2R-4-1 PO#1728520 REDF B737 700 SRM 57-51-02-2R-4 REPAIR 4 FIG 202; [30] ACCOMPLISHED ADJUSTMENT OF LH WING IB FIXED TRAILING EDGE UPPER PANEL. REF B737 AMM 57-50-01-820-801. [32] INSTALLED NEW I/B SERRATED PLATE AND DOUBLE AT LEFT WING FIXED T/EDGE SUPPORT BEAM REF B737-700- SRM

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