Service difficulty report · Support · Boeing 7378H4

Difficulty date
June 8, 2022
Submitted
June 17, 2022
Operation
Air carrier
Aircraft
N8693A
Make and model
Boeing 7378H4
Aircraft serial
36921
Aircraft time
19,765 hours, 9,211 cycles
Part
Support
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

CORROSION ON AFT CARGO BAY R/H FLOOR TO SIDEWALL SUPPORT BS 727F+16 TO BS 767 RBL 23 WL 156. REMOVED ACB FLOOR TO SIDEWALL SUPPORT IAW SRM 51-40-02-0G-0; SRM 53-00-53-2R-5. FABRICATED; LOCATED AND APPLIED CHEMICAL CONVERSION COATING TO ACB FLOOR TO SIDEWALL SUPPORT AND SPLICE REPAIR IAW SRM 51-40-05-0G AND DWG 146A7500; SRM 53-00-53-2R-5; AMM 51-21-41-370-802. APPLIED PRIMER TO SIDEWALL SUPPORT AND REPAIR PARTS PER AMM 51-21-72-370-804. APPLIED PRIMER TO ACB R/H FLOOR TO SIDEWALL SUPPORT AND REPAIR PARTS IAW AMM 51-21-72-370-804. INSTALLED ACB FLOOR TO SIDEWALL SUPPORT & SPLICE REPAIR IAW SRM 51-40-02-0G AND DWG 146A7500; SRM 53-00-53-2R-5.

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