Service difficulty report · Support Splice · Boeing 7377Q8

Difficulty date
May 13, 2022
Submitted
June 16, 2022
Operation
Air carrier
Aircraft
N7876A
Make and model
Boeing 7377Q8
Aircraft serial
29355
Aircraft time
50,771 hours, 27,451 cycles
Part
Support Splice
Condition
Corroded
Location
Aft Cargo Bay
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

CORROSION ON FLOOR SUPPORT SPLICE AT AFT CARGO BAY BS887 RBL14. / [01] CORROSION AT ACB AFT SPLICE FOUND TO BE OUT OF LIMIT DUE TO NO ALLOWABLE DAMAGE ON SRM PARTS WILL BE REPAIRED BY REPLACEMENT IAW SRM 51-10-02-0G-0 PAR-9;[02] VERIFIED CORRECTIVE ACTION STEP 1.;[03] RECEIVED TEE ASSEMBLY P/N:146A9401-39 LOT: 1474893 . LOCATED AND DRILLED TEE ASSY. IAW SRM 51-40-05-0G-0; DWG# 146A7500 REV: A;[04] VERIFIED CORRECTIVE ACTION STEP 3.;[05] THE ENAMEL PAINT & ONE COAT OF BMS3-35 CIC ON THE PART MUST BE ACCOMPLISHED WITH CUSTOMER CARD# TTG8Q004G3QA. OK TO INSTALL;[06] VERIFIED CORRECTIVE ACTION STEP 5. VERIFIED OK TO INSTALL.;[07] INSTALLED AFT CARGO BAY FLOOR SPLICE AT BS 887 IAW SRM 51-40-02-0G-0 AND DWG#146A7500 REV-A;[08] VERIFIED CORRECTIVE ACTION #7<BR>VERIFIED MEASUREMENTS

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