Service difficulty report · Wire · Diamon DA40

Difficulty date
May 13, 2009
Submitted
June 16, 2009
Operation
General aviation
Make and model
Diamon DA40
Part
Wire
Part number
DA431446003
Condition
Defective
Location
Alternator
Stage of operation
IN
How discovered
9
Nature of condition
J
Precautionary procedure
K

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

What was found

(CAN) WEST COAST REPORTED THAT AN ALTERNATOR FAIL CONDITION WAS REPORTED AND THE VOLTAGE REGULATOR WAS REPLACED. 7-10 DAYS LATER THAT PROBLEM RE-OCCURRED. TROUBLESHOOTING REVEALED THAT THE ALTERNATOR AND REGULATOR WERE FAULTY. REGULATOR WAS REMOVED AND CHECKED FOUND TO BE SERVICEABLE. INSTALLED NEW REGULATOR AND ALTERNATOR. REMOVED INSTRUMENT PANEL TO ACCESS CIRCUIT BREAKERS AND WILL CHECKING JUMPER WIRE FOUND IT TO BE VERY HOT. REMOVED JUMPER TO INVESTIGATE AND THAT THE LUG TERMINALS HAD NOT BEEN CRIMPED AND WERE LOOSE.

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