Service difficulty report · Floor Support · Boeing 7377BD

Difficulty date
April 15, 2022
Submitted
May 11, 2022
Operation
Air carrier
Aircraft
N7736A
Make and model
Boeing 7377BD
Aircraft serial
35109
Aircraft time
50,096 hours, 25,534 cycles
Part
Floor Support
Condition
Cracked
Location
Cabin Floor
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

FLOOR SUPPORT CRACKED AT MID CABIN BS540 RBL1 WL208. / [01] REMOVED CRACKED MID CABIN FLOOR SUPPORT BS 540 RBL 1 - RBL 25 IAW SRM 51-40-02;[02] UPDATED STEP 1;[03] LOCATED AND DRILLED NEW FLOOR SUPPORT AT MID CABIN BS 540 RBL1 TO RBL 25 WL 208 IAW SRM 51-40-05 OK TO INSTALL;[04] VERIFIED THE APPLICABILITY OF SRM 51-40-02-0G-0;[05] VERIFIED CORRECTIVE ACTION ITEMS 3 AND 4.<BR>CONFIRMED SRM APPLICABILITY FOR REPLACEMENT.<BR>OKAY TO INSTALL NEW FLOOR SUPPORT GIVEN.;[06] INSTALLED NEW MID CABIN FLOOR SUPPORT BS 540 RBL 1 - RBL 25 IAW SRM 51-40-02 AND DWG #143A0060;[07] VERIFIED CORRECTIVE ACTION ITEM 6.;[08] PROVIDED PARTIAL UPDATE TO STEP 1.;[09] UPDATED STEP 1;[10] CORRECTED MEASUREMENTS;[11] VERIFIED THE APPLICABILITY OF SRM 51-10-02-0G-0 FOR REPLACEMENT OF PART;[12] VERIFIED CORRECTIVE ACTIONS 9-11 AND COMPLETED STEP 1.

More about the Boeing 737-7BD