Service difficulty report · Shield · Boeing 7377H4

Difficulty date
April 21, 2022
Submitted
May 9, 2022
Operation
Air carrier
Aircraft
N927WN
Make and model
Boeing 7377H4
Aircraft serial
36889
Aircraft time
45,530 hours, 27,478 cycles
Part
Shield
Condition
Corroded
Location
Fwd 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 FWD CARGO BAY AFT DOOR SHIELD AT RBL 23 BS 500+4; BS 500+6. / [01] THERE IS NO ALLOWABLE DAMAGE LISTED IN THE SRM FOR THIS PART THEREFORE FWD CARGO BAY AFT DOOR SHIELD AT RBL 23 BS 500+4 - BS 500-6 IS ONLY REPAIREABLE BY REPLACEMENT PER SRM 51-10-02-0G-0 STEP 9. C.;[02] VERIFIED DAMAGE IS OUT OF LIMITS AS NO LIMITS EXIST IN SRM. CONFIRMED APPLICABILITY TO REPAIR PER SRM 51-10-02-0G-0 STEP 9. C.;[03] UPDATED PART NUMBER;[04] RECEIVED; LOCATED; AND DRILLED NEW FWD CARGO BAY AFT DOOR SHIELD PER SRM 51-40-05-0G-0 AND BOEING DWG: 143A8126;[05] VERIFIED CORRECTIVE ACTION ITEM 4. OKAY TO TREAT AND PRIME.;[06] NEW PART WAS RECEIVED TREATED AND PRIMED;PART WILL BE INSTALLED ON COSTUMER CARD (AD) TTG8Q004FTYD;ALL MAINTENANCE ACTION ARE COMPLETED REQUIRE FINAL BUY OFF.;[07] UPDATED PART RECEIVED;[08] OK TO INSTALL FWD CARGO BAY AFT DOOR SHIELD.;[09] UPDATED MESUREMENTS;[10] VERIFIED FWD CARGO BAY FWD DOOR SHIELD WAS REMOVED AND WILL BE INSTALLED ON CUSTOMER CARD: TTG8QOO4FTYD.;[11] VERIFIED FWD CARGO BAY AFT DOOR SHIELD WAS REMOVED AND WILL BE INSTALLED ON CUSTOMER CARD: TTG8Q004FTYD.;[12] CORRECTED STATEMENT;[13] NO OK TO INSTALL REQUIRED. VERIFIED FWD CARGO BAY AFT DOOR SHIELD WAS REMOVED AND WILL BE INSTALLED ON CUSTOMER CARD: TTG8Q004FTYD.

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