Service difficulty report · Alternator · Cessna 182T

Difficulty date
October 27, 2015
Submitted
October 27, 2015
Operation
General aviation
Aircraft
N90HP
Make and model
Cessna 182T
Aircraft serial
18282017
Aircraft time
2,452 hours
Engine
Lyc IO540AB1A5
Engine time
373 hours
Part
Alternator
Part number
ASG120003RX
Part serial
HN680258
Condition
Failed
Location
Zone 400
Part time
1,373 hours
Stage of operation
CR
How discovered
O
Nature of condition
H
Precautionary procedure
H

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

What was found

ALTERNATOR FAILED TO CHARGE DURING CROSS COUNTRY FLIGHT. INSPECTION SHOWS SEPARATION OF ALTERNATOR CASE HALVES. CASE HALF THROUGH BOLTS HELD COMPONENT INTACT BUT RESULTED IN LOSE OR SLOPPY TOLERANCE ON DRIVE SHAFT MAIN BEARING AND FAILURE TO PRODUCE CURRENT.

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