Service difficulty report · Gusset · Boeing 7377H4

Difficulty date
October 4, 2022
Submitted
November 9, 2022
Operation
Air carrier
Aircraft
N201LV
Make and model
Boeing 7377H4
Aircraft serial
29854
Aircraft time
59,586 hours, 35,374 cycles
Part
Gusset
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

FCB GUSSET CRACKED AT BS 500D S-19L / [01] REMOVED GUSSET FCB AT BS 500D S-19L WL 190 SRM 51-40-02.-;[02] RECEIVED NEW GUSSET P/N 143A9481-6; LOCATED AND DRILLED NEW GUSSET AT FWD CARGO BAY BS 500D STR 19L IAW SRM 51-40-05-OG-0 DWG#143A7902.;[03] REQUESTING OK TO INSTALL;[04] INSPECTED ACTION 2; VERIFIED MEASUREMENT TABLE; OK TO INSTALL;[05] PARTIAL; INSTALLED 7 (SEVEN) FASTENERS IN NEW GUSSET FWD CARGO BAY BS500D STG 19L IAW SRM 51-40-02-0G-0; DWG#143A7902;[06] INSTALLED NEW GUSSET WITH P/N 143A9481-6;PO#1489915 AT BS 500D S-19L;IAW SRM 51-40-02 AND DWG#143A7902.ALL MAINTENANCE ACTION ARE COMPLETED REQUIRE FINAL BUY OFF.;[07] VERIFIED CORRECTIVE ACTIONS 5 AND 6.;[08] UPDATED STEP 11 IN MEASUREMENT FIELD

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