R
16.Thermostat
The appliance is designed to run on a 12 volt AC thermostat. The heat anticipator, if present, should be set on the lowest setting available.
17.Snap Disc #1 (Convection Blower) 125°F
Snap disc #1 is located on the right side of the firebox. There are 2 purple wires connected to it. This snap disc turns the convection blower on and off as needed. Power is always present at snap disc #1.
18.Snap Disc #2 (Fuel Delivery Interrupt) 200°F
Snap disc #2 is located on the back side of the feed drop tube. There is 1 orange wire and 1 black wire connected to it. This snap disc will turn off the feed system, which will turn off the appliance if an overfire condition should occur or if the convection blower should fail to operate. If this occurs the snap disc with automatically reset itself.
19.Snap Disc #3 (Burn Back Protector) 250°F
Snap disc #3 is mounted on the right side of the auger tube
just below feed motor and has a reset button. To access it remove the right side panel. If the fire tries to burn back into the feed system or push exhaust up the feed tube, this snap disc will shut the entire system off. This disc must be manually reset.
20.Vacuum Switch
The vacuum switch is located at the rear of the appliance. This switch turns the feed system on when vacuum is present in the firebox. The vacuum switch is a safety device to shut off the feed motor if the exhaust or the heat exchanger system is dirty or plugged or if the firebox door is open.
21.Wiring Harness See Figure 41.1 below
Thermocouple | Heat | Thermostat |
|
|
|
|
|
|
|
|
|
| |
Output |
|
|
|
| Hopper Capacitor | Feed | |||||||
| Switch |
| Block |
|
|
| Vacuum | ||||||
|
|
|
|
|
|
| Switch | Switch | Motor | ||||
|
|
| Snap |
|
|
|
|
|
|
|
|
| Blower |
Yellow |
|
|
|
|
|
|
|
|
|
|
| Speed | |
|
| Disc #2 |
|
|
|
|
|
|
|
|
|
| |
Purple |
|
|
|
|
|
|
|
|
|
|
|
|
|
Red |
|
|
|
|
|
|
|
|
|
|
|
|
|
Orange |
|
|
|
|
|
|
|
|
|
|
|
|
|
White |
|
|
|
|
|
|
|
|
|
|
|
|
|
Blue |
|
|
|
|
|
| Snap |
|
|
|
| Convection | |
Black |
|
|
|
|
|
|
|
|
|
|
| Blower | |
Black |
|
|
|
|
|
| Disc #1 |
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
| ||
Yellow |
|
|
|
|
|
|
|
|
|
|
|
|
|
Red |
|
|
|
|
|
|
|
|
|
|
|
|
|
Purple |
|
|
|
|
|
|
|
|
|
|
|
|
|
Gray |
|
|
|
|
|
|
|
|
|
|
| Exhaust | |
Blue |
|
|
|
|
|
|
|
|
|
|
|
| Blower |
High Temp |
|
|
|
|
|
|
|
|
|
|
|
| |
High Temp |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Call Light | Reset |
|
|
|
|
|
|
|
|
|
| |
|
|
| Button |
|
|
|
|
|
|
| Snap | Fuse | |
|
|
|
|
|
|
|
|
|
| Disc #3 |
| ||
Igniter
Figure 41.1
February 3, 2010 | Page 41 |
