Service difficulty report · Support · Boeing 7378H4

Difficulty date
February 23, 2023
Submitted
March 20, 2023
Operation
Air carrier
Aircraft
N8528Q
Make and model
Boeing 7378H4
Aircraft serial
36927
Aircraft time
19,732 hours, 9,567 cycles
Part
Support
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

CORROSION ON FLOOR SUPPORT STA 952; LBL 30; LBL 35; WL 208.<[01] COMPLETED STEP 1; SRM 51-10-02-0G-0 REPLACEMENT OF PART IS APPLICABLE.;[02] COMPLETED STEP 2;[03] STEPS 1;2 PARTIAL UPDATED.;[04] LOCATED AND DRILLED NEW FLOOR SUPPORT STA 952; LBL 24- LBL 49; WL 208 IAW SRM 51-40-05-0G-0 AND DWG 147A5650. INSTALLATION TO BE PERFORMED UNDER FLOOR BEAM REPAIR TTG8Q00J0H2W STEP 6.;[05] VERIFIED ITEM 4 CORRECTIVE ACTIONS.;[06] VERIFIED STEP 1 AND 2.

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