Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
June 1, 2023
Submitted
June 29, 2023
Operation
Air carrier
Aircraft
N295WN
Make and model
Boeing 7377H4
Aircraft serial
32541
Aircraft time
51,370 hours, 30,880 cycles
Part
Floor Support
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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

PASSENGER CABIN FLOOR SUPPORT BS 380-400; RBL 1; WL 208 IS CRACKED.<[01] NO ENTRIES FOUND ON SRM FOR PASSENGER CABIN FLOOR SUPPORT BS 380-400; RBL 1; WL 208 PART TO BE REMOVED AND REPLACED PER SRM 51-10-02-0G-0 PAR 9.C;[02] REMOVED PASSENGER CABIN FLOOR SUPPORT BS 380-400; RBL 1; WL 208 I.A.W SRM 51-40-02-0G-0;[03] VERIFIED CORRECTIVE ACTION STEPS 1 AND 2.;[04] NEW PASSENGER CABIN FLOOR SUPPORT ANGLE FABRICATED ON CUSTOMER RO NO: 92325-SWA-1.;[05] LOCATED AND DRILLED NEW CABIN FLOOR SUPPORT ANGLE IAW SRM 51-40-05-0G-0. APPLIED CHEMICAL CONVERSION COATING IAW SRM 51-20-01-0G-0. REQUEST OK TO PRIME.;[06] VERIFIED CORRECTIVE ACTIONS 4 AND 5.;[07] APPLIED PRIMER TO NEW CABIN FLOOR SUPPORT ANGLE IAW AMM 51-21-72-370-804. REQUEST OK TO INSTALL.;[08] VERIFIED CORRECTIVE ACTION 7.;[09] INSTALLED NEW PASSENGER CABIN FLOOR SUPPORT ANGLE AT BS380-400 RBL1 WL208 PER SRM 51-40-02; DWG#143A5300.;[10] VERIFIED MEASUREMENT TABLE.;[11] VERIFIED CORRECTIVE ACTION 9.

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