Service difficulty report · Floor Splice · Boeing 7378H4

Difficulty date
February 1, 2022
Submitted
March 2, 2022
Operation
Air carrier
Aircraft
N8678E
Make and model
Boeing 7378H4
Aircraft serial
36735
Aircraft time
20,630 hours, 9,513 cycles
Part
Floor Splice
Condition
Corroded
Location
Aft Cargo
Stage of operation
UK
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

A22-40; AFT PIT STA 772; RBL3 & 8; WL153; LATERAL FLOOR SPLICE STRAP CORRODED DEEP ADJACENT TO 2EA FASTENERS / [01] EVALUATED ALLOWABLE LIMITS: 100% MATERIAL LOSS FOUND OUT OF LIMITS IAW SRM 53-00-53-1A-2;[02] VERIFIED STEP 1;[03] VERIFIED ITEMS 1 AND 2;[04] VERIFIED ITEMS 1 AND 2<BR>OUT OF LIMITS;[05] REPLACED LATERAL FLOOR SPLICE WITH A NEW PN# 146A9401-4 IAW DWG # 146A7500; REV .-;[06] ENTER IN ERRO;[07] REMOVED AND REPLACED LATERAL FLOOR SPLICE WITH A NEW PN# 146A9401-4 IAW DWG # 146A7500; REV .-; SRM 51-40-02-OG-0.;[08] VERIFIED STEPS 5; 6 & 7; AUDIT C/W

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