Service difficulty report · Coffeemaker · Bombdr DHC8400

Difficulty date
May 24, 2019
Submitted
August 17, 2020
Operation
General aviation
Make and model
Bombdr DHC8400
Aircraft time
13,541 hours
Engine
Pwc PW150A
Part
Coffeemaker
Part number
B81012
Condition
Failed
Location
Galley
Stage of operation
NR
How discovered
9
Nature of condition
W
Precautionary procedure
O

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

What was found

(CAN) WESTJET ENCORE`S COMPONENT SHOP FOUND THAT PMA HOT JUG P/N B81-01-2 FROM COMMERCIAL AIRCRAFT EQUIPMENT USED IMPROPER CRIMPING METHODS DURING MANUFACTURING. THE HOT JUG WAS INITIALLY REMOVED DUE TO FAILURE TO HEAT. FURTHER INVESTIGATION FOUND THE TERMINAL WITH THE IMPROPER CRIMP HAD BURNT, AND THE HEAT HAD MELTED THE THERMAL SAFETY FUSE. OTHER QUALITY ISSUES HAVE BEEN NOTED WITH THESE HOT JUGS: 1. THE PAINT ON THE INSIDE OF THE LID HAS BEEN FOUND TO PEEL. THE PAINT FLAKES THEN GET INTO THE WATER. 2. LOW QUALITY WELDS HAVE BEEN FOUND ON THE INSIDE OF THE HOT JUGS. THIS COULD RESULT IN LEAKING AND CREATES THE RISK OF A SHORT CIRCUIT. 3. HEATING PADS HAVE BEEN FOUND WITH INSUFFICIENT ADHESIVE ATTACHING THEM TO THE BOTTOM OF THE TANK. A FLEET CAMPAIGN HAS BEEN INITIATED TO PERMANENTLY REMOVE ALL PMA HOT JUGS FROM ENCORE`S FLEET AND REPLACE THEM WITH OEM ASSEMBLIES. (TC# 20190524026)