Service difficulty report · None · Boeing 737

Difficulty date
March 22, 2022
Submitted
April 14, 2022
Operation
Air carrier
Aircraft
N920WN
Make and model
Boeing 737
Aircraft serial
32460
Aircraft time
45,982 hours, 27,487 cycles
Part
None
Condition
Cracked
Location
L/H Wing
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 - DEFLECTION CONTROL RIB SUPPORT BEAM ATTACHMENT UPPER EAR CRACKED / [01] REMOVED FASTENERS FOR ACCESS AT LEFT WING DEFLECTOR CONTROL RIB AND UPPER SUPPORT BEAM PER BOEING 737-700 SRM 51-40-02-0G-0.[10] LOCATED AND STARTED DRILLING NEW REPAIR FITTING AT LEFT WING FIXED TRAILING EDGE DEFLECTION CONTROL RIB PER BOEING 737-700 SRM 57-51-02-2R-3 REPAIR 3.[18] INSTALL NEW REPAIR FITTING AND FILLERS REF B-737-700 SRM 57-51-02-2R-3-REPAIR3;[19] VERIFIED INSTALLATION;[20] ADDED MEASUREMENTS;[21] OK TO INSTALL FASTENERS (STEPS 7 & 8);[22] P<BR>PARTIALLY INSTALLED UPPER SUPPORT BEAM AND UPPER PANEL AT LEFT WING FIXED TRAILING EDGE - DEFLECTION CONTROL RIB PER BOEING 737-700 SRM 51-40-02-0G-0.;[23] VERIFIED PARTIAL INSTALLATION STEP 22.;[24] COMPLETED INSTALLATION OF FASTENERS (REMOVED FOR ACCESS ON STEPS 1;7 AND 8) AT UPPER SUPPORT BEAM AND UPPER PANEL AT LEFT WING FIXED TRAILING EDGE - DEFLECTION CONTROL RIB PER BOEING 737-700 SRM 51-40-02-0G-0;[25] VERIFIED COMPLETE REPAIR AND RESTORATION OF AREA;[26] ADD VERIFIED GAP CHECK PER B737-700 AMM 57-50-01-820-801