Service difficulty report · Shield · Boeing 7377H4

Difficulty date
February 14, 2023
Submitted
March 13, 2023
Operation
Air carrier
Aircraft
N289CT
Make and model
Boeing 7377H4
Aircraft serial
36633
Aircraft time
50,940 hours, 30,659 cycles
Part
Shield
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

AFT CARGO BAY - SIDEWALL SUPPORT HAS CORROSION AT RBL 21.5 BS 767+2; BS 767+3.5 BS 767+7.5 BS 767+11; BS 767+15; BS 767+19.<[01] VERIFIED APPLICABILITY OF SRM 51-10-02 STEP#9.;[02] THIS PART DOES NOT HAVE ALLOWABLE DAMAGE LIMITS;IT HAS TO BE REPAIRED BY REPLACEMENT PER SRM 51-10-02 STEP#9.;[03] VERIFIED CORRECTIVE ACTION STEPS 1 AND 2.;[04] RECEIVED NEW PART (FORWARD SHIELD) WITH P/N 146A8127-12 LOT. 1518989-1.<BR>LOCATED AND DRILLED FWD SHIELD IAW SRM 51-40-05 AND DWG#146A0081<BR> THE INSTALLATION WILL BE ACCOMPLISHED WITH THE CUSTOMER CARD #TTG8Q004G46G STEP#35.;[05] VERIFIED CORRECTIVE ACTION 4 AND MEASUREMENT TABLE

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