Service difficulty report · Attach Fitting · Cessna 750

Difficulty date
July 5, 2022
Submitted
July 12, 2022
Operation
Air carrier
Aircraft
N861TX
Make and model
Cessna 750
Aircraft serial
7500116
Aircraft time
16,783 hours, 10,242 cycles
Part
Attach Fitting
Part number
6710135568
Condition
Cracked
Location
Zone 100
Part time
16,783 hours, 10,242 cycles
Stage of operation
IN
How discovered
E
Nature of condition
Z
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

TEXTRON AVIATION (CRS#: CNQR918C) COMPLETED THE WING ATTACH FITTING INSPECTION REQUIRED BY TEXTRON SERVICE LETTER SL750-57-07 AND FOUND CRACKS IN THE RH FWD (PN: 6710135-8), RH AFT (PN: 6710135-6), AND LH FWD (PN: 6710135-5) AUX SPAR CARRY THROUGH FITTINGS. THE WING ATTACH FITTINGS WERE REPLACED BY TEXTRON AVIATION (CRS#: CNQR918C) ON MOUNTAIN AVIATION WORK ORDER MTN-2314: CRACKS FOUND ON RH FWD, RH AFT, AND LH FWD FITTINGS. REMOVED AND REPLACED THE RH FWD FITTING PN: 6710135-8S, THE RH AFT FITTING PN: 6710135-6S, AND THE LH FWD FITTING PN: 6710135-5S ALL WITH NEW PARTS IAW EEDS DWG# 6710137 AND CE 750 SRM CH 51-40-03.

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