30
02/23
7021-802K
Figure 30.1
VACUUM
SWITCH
SNAP
DISC #2
CAPACITOR
FEED
MOTOR
SNAP
DISC #1
CONVECTION
BLOWER
COMBUSTION
BLOWER
SNAP
DISC #3
FUSE
RESET
BUTTON
CALL
LIGHT
THERMOS TAT
BLOCK
HEAT OUTPUT
SWITCH
THERMOCOUPLE
IGNITOR
YELLOW
YELLOW
RED
RED
ORANGE
WHITE
BLUE
BLUE
PURPLE
GRAY
BLACK
BLACK
BLACK
BLACK
HOPPER
SWITCH
20.
Vacuum Switch:
The vacuum switch is located on the
lower right side of the appliance behind right side panel.
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 30.1
below.
17.
Snap Disc #1 (Convection Blower) 110°F:
Snap disc
#1 is located on the right side of the appliance on the
bottom of the heat exchanger box. 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) 250°F:
Snap
disc #2 is also located on the back side of the feed drop
tube. There are 2 orange wires connected to it. This
snap disc will turn off the feed system which will turn
off the appliance if an over fire condition should occur
or if the convection blower should fail to operate. If this
occurs the snap disc will automatically reset itself.
19.
Snap Disc #3 (Back Burn Protector) 250°F:
Snap
disc #3 is mounted on the back of the auger tube in
the center of the appliance 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.