Service difficulty report · Socket · Beech 200BEECH

Difficulty date
March 4, 1998
Submitted
March 26, 2000
Operation
General aviation
Make and model
Beech 200BEECH
Engine
Pwa PT6A41
Part
Socket
Part number
662591
Condition
Failed
Location
Windshield
Part time
8,030 hours
Component
Amp · 662591
Stage of operation
CR
Nature of condition
L
Precautionary procedure
K

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

What was found

(CAN) PILOT HEAT REPORTED AS INTERMITTENT. MAINTENANCE CHECK CONFIRMED WHEN WINDSHIELD HEAT SELECTED TO NORMAL OR HIGH, VOLTAGE DROPPED OFF TO ZERO VOLTS. FURTHER INVESTIGATION REVEALED THAT CONTACT SOCKET P/N 66259-1, 1C, IN J195 DC. POWER CONNECTOR WAS OVERHEATED AND LOST CONTACT ON MATING PIN. REPLACEMENT SOCKET HAS A DIFFERENT P/N (66741-8) AND HAS A SPRING ACROSS IT TO IMPROVE GRIP STRENGTH. CONTACT 2C, COPILOT'S WINDSHIELD HEAT ALSO REPLACED FOR SAME REASON. IT WAS NOTED J195 D.C. POWER CONNECTOR IS LOCATED UNDER FLOOR NEAR COFFEE AND WATER CONTAINERS AND THERE WAS EVIDENCE OF COFFEE SPILL.