SDR 97ZZZX3169

Service difficulty report · Alternator · Piper PA34200T

Difficulty date: June 26, 1997
Submitted: March 26, 2000
Operation: General aviation
Aircraft: N8407C
Make and model: Piper PA34200T
Aircraft serial: 347670137
System (JASC): 2434 · DC Generator-Alternator
Part: Alternator
Part number: ALX9425ECH
Condition: Defective
Location: Slip Ring
Component: Prestolite
Stage of operation: IN
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

AFTER ONLY 109 HOURS ON THE OVERHAULED ALTERNATOR, IT WOULD NOT FUNCTION PROPERLY (I.E., PARALLEL, SHARE THE LOAD, REMAIN ON-LINE). UPON REMOVAL OF THE BRUSHES, FOUND BURNED SLIP RINGS. UNIT REMOVED FOR WARRANTY CONSIDERATION AND 'NEW' EXHANGE UNIT INSTALLED.

More about the Piper PA-34-200T