Service difficulty report · Doubler · Boeing 7377H4

Difficulty date
October 5, 2021
Submitted
November 29, 2021
Operation
Air carrier
Aircraft
N777QC
Make and model
Boeing 7377H4
Aircraft serial
30592
Aircraft time
68,673 hours, 40,726 cycles
Part
Doubler
Condition
Cracked
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

FWD FUSELAGE R/H EXTERNAL POWER COMPARTMENT CUTOUT AFT EDGE REPAIR DOUBLER CRACKED. REMOVED EXISTING DOUBLER FILLER REPAIR AT EGPR DOOR CUTOUT IAW SRM 53-10-15-2R-5. FABRICATED NEW DOUBLER FILLER AT EGPR IAW SRM 51-10-15-2R-5. TREATED AND PRIMED NEW DOUBLER FILLER IAW AMM 51-21-41-370-802, AND AMM 51-21-72-370-804. INSTALLED NEW DOUBLER FILLER ON EGPR DOOR CUTOUT IAW SRM 53-10-15-2R-5. THIS REPAIR IS A CATEGORY 'B' REPAIR IAW SRM 53-10-15-2R-5 REPAIR 5 PARA. 5.A.

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