Service difficulty report · Support · Boeing 7378H4

Difficulty date
October 30, 2024
Submitted
December 10, 2024
Operation
Air carrier
Aircraft
N8329B
Make and model
Boeing 7378H4
Aircraft serial
37006
Aircraft time
38,908 hours, 18,280 cycles
Part
Support
Condition
Cracked
Location
Zn 100 Fus Lower
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

CRACKED FLOOR SUPPORT AT BS 393 RBL 8.283 WL 208 CRACKED FLOOR SUPPORT BETWEEN BS 380-400 RBL 8.283 WL 208<[01] STEP 3 RBL DOES NOT MATCH THE SIGNOFFS AND THERE IS NO OVERALL CORRECTIVE ACTION.;[02] REMOVED AND REPLACED WITH NEW FLOOR SUPPORT AT BS 393 RBL 13 WL 208 IAW SRM 51-40-05; BOEING DWG#143A5400 REV:-; SRM 51-40-02; SRM 53-00-04-1A-1;[03] REMOVED AND REPLACED WITH NEW FLOOR SUPPORT AT BS 380-400 RBL 8.283 WL 208 IAW SRM 51-40-05; BOEING DWG#143A5400 REV:-; SRM 51-40-02; SRM 53-00-04-1A-1;[04] CORRECTED RBL LOCATIONS ON STEPS;[05] VERIFIED CORRECTIVE ACTION 3

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