SDR 2023F00340

Service difficulty report · Motor · Beech C90

Difficulty date
November 29, 2023
Submitted
November 29, 2023
Operation
General aviation
Aircraft
N149CF
Make and model
Beech C90
Aircraft serial
LJ925
Aircraft time
12,526 hours, 13,125 cycles
Engine
Pwa PT6A21
Engine time
12,286 hours, 12,435 cycles
Propeller
Hartzl HCD4N3C
Part
Motor
Part number
1003840725
Part serial
265012
Condition
Arced
Location
Zone 200
Part time
12,526 hours
Component
A/C Comp. Drive · NA
Component part number
1003840725
Stage of operation
AA
How discovered
O
Nature of condition
O, O, O
Precautionary procedure
K, K, K, K

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

What was found

DURING A SCHEDULED INSPECTION THE ELECTRICAL CONNECTION ON AIR CONDITIONING COMPRESSOR DRIVE MOTOR WAS FOUND TO BE LOOSE AND SHOWED SIGNS OF ARCING.

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