Service difficulty report · Strip · Boeing 7378H4

Difficulty date
March 16, 2022
Submitted
April 7, 2022
Operation
Air carrier
Aircraft
N8682B
Make and model
Boeing 7378H4
Aircraft serial
36651
Aircraft time
20,559 hours, 9,520 cycles
Part
Strip
Condition
Corroded
Location
Aft Cargo
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

DOT#40-186 AFT CARGO COMPARTMENT #3 RH CAP STRIP CORRODED / [01] REMOVED COROSSION AND VERIFIED WITH 10X MAGINIFIER ALL COROSSION REMOVED IAW SRM 51-10-02-0G-0;[02] VERIFIED LIMITS; OUT OF LIMITS DUE TO NO PUBLISHED LIMITS IN SRM<BR>ORIGINAL THICKNESS .063'<BR>REMAINING THICKNESS .059'<BR>MATERIAL LOSS OF .004'<BR>AAR TOOL 36647 DATE 05-19-22;[03] VERIFIED STEPS 1 AND 2 ARE COMPLETE;[04] VERIFIED STEPS 1-2;[05] OK TO TREAT & PRIME C/W;[06] TREATED AND PRIMED #3 R/H CAP STRIPS IAW SRM 51-21-41 & SRM 51-21-72.;[07] VERIFIED ITEM 6 C/W<BR>OK TO APPLY TOP COAT;[08] TREATED AND PRIMED #3 R/H CAP STRIPS IAW AMM 51-21-41 & AMM 51-21-72.;[09] APPLIED TOPCOAT IAW B-737 AMM 51-21-73.;[10] 'PERFORMED EA 22-125-00898. REF. FAULT TTG8Q00BC3B9.';[11] 'PERFORMED EA 22-125-00898. REF. FAULT TTG8Q00BC3B0.';[12] VERIFIED ITEMS 8-11 C/W<BR>NOTE: VERIFIED ITEM 8 CORRECTS AMM REFERENCE; ITEM 11 CORRECTS ITEM 10 FAULT<BR>AUDIT C/W;[13] VERIFIED STEPS 6 AND 8

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