Install Instructions For ComfortBilt Pellet Stove Electronics & Thermostat Upgrade Kit (Pre 2019 Models)
Install Instructions:
1.) Ensure that the power is disconnected from the unit
2.) Unscrew the anchor bolts that secure the L-bracket to the stove body and back of the black box.
3.) Lay the circuit board down on its back and place the new circuit board in the same orientation next to it.
4.) Remove the cover plate from both boards (The plate will be held in place by 4 screws).
5.) One by one remove the connection wires from the old board and attach them to the new board (Pay close attention that you place the connections in the same locations on the new board. If there is any confusion about the connection locations, click on the Videos tab or review the " Connections" list below).
6.) After all connectors have been attached to the new board reattach the face plate.
7.) Remount the bracket to the black box and stove.
8.) Reconnect power to the stove.
Connections:
Black 20 pin - Connector for gray data line going to top control panel.
Red 2 pin - Connector for NTC1 Proof of fire switch
Yellow 2 Pin - NTC2 Overheat sensor
White 2 Pin - Thermostat temperature sensing wire
Blue 2 Pin - Limit/Hopper Lid Switch
Black 2 Pin - Vacuum Switch Starting at the top right and going down the right side:
Blue soft cover - 10A motherboard fuse
White 14 Pin - Main power harness connector
Click on the Videos tab above for more information!
