Service difficulty report · Shield · Boeing 73779P

Difficulty date
August 12, 2021
Submitted
September 20, 2021
Operation
Air carrier
Aircraft
N7832A
Make and model
Boeing 73779P
Aircraft serial
30657
Aircraft time
52,700 hours, 33,462 cycles
Part
Shield
Condition
Corroded
Location
Fuselage
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

AFT CARGO COMPARTMENT R/H AFT SHIELD STA 847-867; SURFACE CORROSION ; / [01] REMOVED CORROSION AT AFT CARGO COMPT RH AFT SHIELD STA 847-867 OUT OF LIMITS; EXFOLIATING CORROSION ASPER B 737-700 SRM 51-10-02-0G-0; [02] VERIFIED; [03] RECEIVED NEW PART PO;1730495 LOCATED AND DRILLED NEW HOLES AT NEW PART AS PER B 737-700 SRM 51-40-05 0G-0; [04] OK TO TREAT AND PRIME; [05] TREATED AND PRIMED. NEW HOLES AT NEW SHIELD AS PER B 737-700 AMM 51-21-41-370-803 AND 51-21-72-370-804; [06] FOR ENAMEL AND INSTALLATION OF R/H AFT SHIELD STA 847- STA 867 REFER TO FAULT (TTG8Q004A4XW); [07] ADDING CORRECTION TO STEP 6. INSTALLATION OF AFT CARGO DOOR CUTOUT AFT SHIELD REFER TO FAULT (TTG8Q0068LB2).; [08] VERIFIED STEP 5 AND 7

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