Service difficulty report · Support · Boeing 7378

Difficulty date
June 6, 2023
Submitted
June 27, 2023
Operation
Air carrier
Aircraft
N8705Q
Make and model
Boeing 7378
Aircraft serial
42558
Aircraft time
12,340 hours, 5,351 cycles
Part
Support
Part number
UNKNOWN
Condition
Corroded
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

DOT 114-007. FORWARD PIT; STA. 500I; WL 156; LOWER BULKHEAD SUPPORT STRUCTURE CORRODED AT MULTIPLE AREAS.<[01] EVALUATED CORRODED BRACKET NO ALLOWABLE LIMITS FOUND IN THE SRM BRACKET IS OUT OF LIMITS;[02] REMOVED BRACKET I.A.W SRM 51-40-02-0G-0;[03] VERIFIED ACTION ITEMS 1 & 2;[04] PART VERIFY USING P/N 143A9485Y35 NAD A TAG WN12937 STARTED LOCATE AND DRILL IAW SRM 51-40-02-0G-0 AND DWG143A9481 REV:A;[05] VERIFIED STEP 4;[06] AUDIT COMPLETE.

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