Service difficulty report · Duct · Beech D55

Difficulty date
April 8, 2011
Submitted
April 14, 2011
Operation
General aviation
Aircraft
N7839R
Make and model
Beech D55
Aircraft serial
TE672
Aircraft time
3,992 hours
Engine
Cont IO520C
Engine time
690 hours
Propeller
Mcauly 2AF34C55
Part
Duct
Part number
11516CXZ060845
Condition
Chafed
Location
Nacelle
Stage of operation
IN
How discovered
V
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

DURING ANNUAL INSP, FOUND THE RT ENGINE FUEL METERING UNIT BLAST DUCT CHAFING ON ENGINE MOUNT TUBE. FOUND THAT THE METAL WIRE IN THE BLAST DUCT HAD WORN THROUGH THE BLAST DUCT AND WORE INTO THE ENGINE MOUNT TUBE REQUIRING THE ENGINE MOUNT TO BE REMOVED FOR REPAIR.

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