Service difficulty report · Floorboard · Boeing 7377H4

Difficulty date
March 28, 2022
Submitted
April 8, 2022
Operation
Air carrier
Aircraft
N497WN
Make and model
Boeing 7377H4
Aircraft serial
32479
Aircraft time
58,669 hours, 34,690 cycles
Part
Floorboard
Condition
Pulled
Location
Fuselage
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

A22-06; PASSENGER CABIN FLOOR BOARD 241BF; UPPER SURFACE HAS PULLED FACE SHEET PLIES / [01] EVALUATED PANEL 241BF AND FOUND DAMAGE TO UPPER FACE SHEET. FOUND TO BE REPAIRABLE . IAW B737-700 SRM 53-00-50-2R-1 PAR 1A REV76. CLEAN AND PREP FOR REPAIR. IAW B737-700 SRM 53-00-50-2R-1 PAR 3A;C;E&F.VERIFY MATERIALS. IAW B737-700 SRM 53-00-50-2R-1 TABLE 201 BMS 5-28 (A47287); BMS 8-201 (A112601); BMS 9-3 (A10273). APPLIED POTTING COMPOUND. IAW B737-700 SRM 53-00-50-2R-1 PAR 3H-J. AAR DIGITAL THERMOMETER 30347 150DEG 5HRS NEED OK TO BOND REPAIR PLIES.;[02] VERIFIED AND OK TO BOND;[03] BONDED REPAIR PLIES. IAW B737-700 SRM 53-00-50-2R-1 PAR 3K-M REV 76. AAR DIGITAL THERMOMETER 30347 150DEG 3HRS.;[04] REPAIRED DAMAGED UPPER SURFACE PLIES ON PANEL 241BF. IAW B737-700 SRM 53-00-50-2R-1; SRM 53-00-50-2R-0.;[05] VERIFIED STEPS 3-4

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