Service difficulty report · Heater · Pilats PC1245

Difficulty date
December 12, 2011
Submitted
September 14, 2015
Operation
General aviation
Make and model
Pilats PC1245
Aircraft time
13,570 hours
Engine
Pwa PT6A67B
Propeller
Hartzl HCE4A3D
Part
Heater
Part number
9696781504
Condition
Overheated
Location
Cabin
Stage of operation
CL
How discovered
O
Nature of condition
M, B
Precautionary procedure
A

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

What was found

(CAN) UNDER FLOOR HEATER, OVERHEATED CAUSING SMOKE IN CABIN. HEATER GOT HOT ENOUGH TO START MELTING THE HEATING ELEMENTS. THE THERMAL PROTECTION SWITCH DID NOT SHUT THE HEATER OFF & THE 70AMP CB DID NOT TRIP.