Service difficulty report · Intercostal · Boeing 7377BD

Difficulty date
August 29, 2022
Submitted
September 29, 2022
Operation
Air carrier
Aircraft
N555LV
Make and model
Boeing 7377BD
Aircraft serial
36726
Aircraft time
36,017 hours, 21,105 cycles
Part
Intercostal
Condition
Cracked
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

INTERCOASTAL - STA 277 TO 294 - BL '0' - CRACKED / [01] INSTALLED EWIS PROTECTION AT MAIN CABIN UNDER FLOOR PANEL STA 277 TO STA 294 BL-0 REF USED AMM 20-60-07-913-801;[02] REMOVED INTERCOASTAL AT MAIN CABIN FROM STA 277 TO STA 294 BL-0 REF USED SRM 51-40-02-0G-0;[03] VERIFIED STEP 1 AND 2;[04] LOCATED AND DRILLED NEW INTERCOSTAL IN REF SRM 51-40-02-0G-0;AND TREATED AND APPLIED PRIMER AT HOLES IN REF SRM 51-20-01-0G-0;[05] VERIFIED STEP 4;[06] OK TO INSTALL INTERCOSTAL;[07] REMOVED AND REPLACED INTERCOSTAL AT MAIN CABIN FLOOR STA277-294; BL '0'; WL 208 REF. SRM 51-40-02-0G-0;[08] VERIFIED STEP 7

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