Service difficulty report · Alternator · Piper PA31

Difficulty date
March 28, 2000
Submitted
July 5, 2000
Operation
General aviation
Make and model
Piper PA31
Aircraft time
17,597 hours
Engine
Lyc TIO540A2B
Part
Alternator
Part number
ALU8421LS
Condition
Shorted
Location
Internal
Stage of operation
CR
How discovered
C
Nature of condition
H
Precautionary procedure
A

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

What was found

(CAN) SHORTLY AFTER TAKEOFF, THE AMMETERS WERE SHOWING A DISCHARGE AND VOLTAGE REGULATOR POPPED. ALTERNATOR FOUND TO BE SHORTED INTERNALLY.

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