Service difficulty report · Frame · Boeing 7377H4

Difficulty date
May 26, 2021
Submitted
June 14, 2021
Operation
Air carrier
Aircraft
N222WN
Make and model
Boeing 7377H4
Aircraft serial
34290
Aircraft time
52,415 hours, 31,247 cycles
Part
Frame
Condition
Corroded
Location
Bs 947 Lbl9
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

REJECTION-CORROSION REMOVAL ON FRAME AT AFT CARGO BAY BS 947; LBL 9; WL 178 REJECTED DUE TO OUT OF LIMITS PER SRM 53-70-07-1A-1 DETAIL C. DUE TO PROXIMITY TO FASTENER HOLES. ; (REJECTION FROM CUSTOMER CARD TTG8Q0050WTE) CORROSION REMOVAL ON FRAME AT AFT CARGO BAY BS 947; LBL 9; WL 178 REJECTED DUE TO OUT OF LIMITS PER SRM 53-70-07-1A-1 DETAIL C. DUE TO PROXIMITY TO FASTENER HOLES. BLEND IS COMMON TO INNER CHORD OVER TWO FASTENER HOLES / ACCOMPLISHED REPAIR ON FRAME AT AFT CARGO BAY BS 947; LBL 9; WL 178 IAW TC# 21-153-01477-WIP1 WAS DOCUMENTED ON TASK CARD TTG8Q0050WTE; VERIFIED ACCOMPLISHED REPAIR ON FRAME AT AFT CARGO BAY BS 947; LBL 9; WL 178 IAW TC# 21-153-01477-WIP1 WAS DOCUMENTED ON TASK CARD TTG8Q0050WTE.; ENSURE THAT ALL STEPS OF EA 21-153-01477-WIP1 HAVE BEEN COMPLETED AND SIGNED OFF

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