Service difficulty report · Plate · Boeing 73779P

Difficulty date
June 17, 2021
Submitted
July 27, 2021
Operation
Air carrier
Aircraft
N7820L
Make and model
Boeing 73779P
Aircraft serial
28253
Aircraft time
52,814 hours, 34,351 cycles
Part
Plate
Condition
Elongated
Location
Lt 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 FIXED T/E WIGGLE PANEL I/B FWD STRUTS UPPER SUPPRT HAS 2EA ELONGATED HOLES ; / [01] STRIPPED FINISH FROM BOTTOM WING SKIN IN AREA OFWIGGLE PANEL PER BOEING SOPM 20-30-02.; [02] REMOVED WIGGLE PLATE AS PER B737-700 SRM 51-40-02-0G-0.; [03] LOCATED AND DRILLED NEW WIGGLE PLATE AS PER B737-700 SRM 51-40-05-0G-0.; [04] VERIFIES WORK PERFORMED; [05] OK TO TREAT; PRIME AND TOP COAT HOLES; [06] OK TO TREAT; PRIME AND TOP COAT WING SURFACE AREA; [07] APPLIED ALODINE; PRIMER; AND TOPCOAT TO HOLES AND WING SKIN AS PER B737-700 SRM 51-20-01-0G-0.; [08] VERIFIED WORK PERFORMED; [09] OK TO INSTALL; [10] INSTALLED NEW WIGGLE PLATE AS PER B737-700 SRM 51-40-02-0G-0.; [11] REPLACED WIGGLE PLATE AT L/W FIXED T/E WIGGLE PANEL I/B FWD STRUTS UPPER SUPPORT AS PER B737-700 SRM 51-40-02-0G-0.; [12] VERIFIED WORK PERFORMED

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