Service difficulty report · Mount · Beech D18S

Difficulty date
November 8, 2013
Submitted
September 14, 2015
Operation
General aviation
Make and model
Beech D18S
Aircraft time
18,982 hours
Engine
Pwa R985AN14B
Propeller
Hamstd 22D30
Part
Mount
Condition
Cracked
Location
Engine
Part time
18,982 hours
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

(CAN) VISUAL INSPECTION OF LT AND RT LOWER ENGINE MOUNT CLUSTERS SHOWS INDICATION OF CRACKS ALONG WELDS AT THE JUNCTION OF NR 37 & NR 36 TUBING WELD ASSEMBLIES AFT OF THE FIREWALL ON THE TRUSS ASSY. THIS INSPECTION WAS COMPLETED AFTER AN IDENTICAL FAILURE WAS FOUND ON ANOTHER OF OUR FLEET ACFT AND WAS CONFIRMED BY NDT MAG PARTICLE INSPECTION.

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