Service difficulty report · Skin · Boeing 7377H4

Difficulty date
May 20, 2024
Submitted
June 14, 2024
Operation
Air carrier
Aircraft
N925WN
Make and model
Boeing 7377H4
Aircraft serial
36630
Aircraft time
52,385 hours, 31,741 cycles
Part
Skin
Part number
UNKNOWN
Condition
Misrepaired
Location
Horizontal Stab
Stage of operation
IN
How discovered
9
Nature of condition
W
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

REJECT...REPAIR ON TTG8Q00TAVDK INCORRECT REPAIR PARTS THICKNESS USED; RE-ACCOMPLISH REPAIR<[01] REMOVED PREVIOUS DOUBLER REPAIR 0.090' AND FILLER 0.071' AT LEFT HORIZONTAL STAB. LOWER SKIN STA. 193.90 PER REF SRM 51-40-02-0G-0.<BR>LOCATED AND DRILLED AND COUNTERSINK REPAIR PARTS AND COMPLETED FABRICATION OF DOUBLER 2024T3 0.080'AND FILLER 2024T3 0.063' AT LEFT HORIZONTAL LOWER SKIN STA 193.90 PER REF SRM 51-40-05-0G-0; SRM 51-40-08-0G-0 AND SRM 55-10-01-2R-11 REPAIR 11. PO#2013606 AND PO#1777701<BR>INSTALLED REPAIR PARTS (DOUBLER AND FILLER) AT L/HORIZONTAL STABILIZER LOWER SKIN STA 193.90 WITH SEALANT BMS5-95 AND VERIFIED SQUEEZE OUT SOPM 20-50-19 AND SRM 55-10-01-2R-11 REPAIR 11 AND SRM 51-40-02-0G-0<BR>TREATED AND PRIMED REPAIR PARTS AND REPAIR SKIN AREA PER REF . AMM 51-21-41-370-802 AND AMM 51-21-72-370-804.<BR>APPLIED SELANT BMS 5-95 AROUND EDGES OF THE DOUBLER REPAIR PER REF SRM 51-20-05-0G-0 AND SOPM 20-50-19<BR>TOP COATED THE REPAIR AREA AMM 51-21-73-370-803;[02] VERIFIED INSTALLED NEW DOUBLER AND FILLER; AND RESTORED AREA.

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