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February 3, 2010
7014-188B
Page 41
CB1200-I Pellet Insert
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
Figure 41.1
Thermocouple
Heat
Output
Switch
Thermostat
Block
Snap
Disc #2
Snap
Disc #1
Feed
Motor
Vacuum
Switch
Capacitor
Convection
Blower
Blower
Speed
Exhaust
Blower
Snap
Disc #3
Reset
Button
Call Light
Fuse
Yellow
Yellow
Purple
Purple
Red
Red
Orange
White
Blue
Blue
Black
Black
Gray
High Temp
High Temp
Igniter
Hopper
Switch