Quadra-Fire CB1200MI-MBK Owner's Manual page 41

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16. Snap Disc #1 (Convection Blower) 125°F
Snap disc #1 is located on the right side of the fi rebox. 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.
17. 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 overfi re condition should occur or if the
convection blower should fail to operate. If this occurs the
snap disc with automatically reset itself.
18. 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 fi re 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.
T-STAT CONN (YEL)
T-STAT CONN
SNAP DISC #2 (YEL)
SNAP DISC #2 (YEL)
SNAP DISC #3 (GRAY)
SNAP DISC #1 (PUR)
SNAP DISC #1 (PUR)
POWER IN (BLK)
CON V. BLOWE R
M
BLK
AUGER MOTOR (RED/WHT)
M
AUGER MOTOR (BLK)
COMB BLOWER (BLU)
BLK
M
NEUTRAL IN (WHT)
NEUTRAL AUGER (WHT)
NEUTRAL CONV (WHT)
NEUTRAL COMB (WHT)
NEUTRAL IGN (HT)
IGNITER (HT)
Figure 41.1
September 16, 2009
V AC .
SWITCH
19. 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 fi rebox. 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 fi rebox door is open.
20. Wiring Harness
See Figure 41.1 below
4
1
P.B.
AUG.
CAP.
14
15 13 12 11 10
7014-188
CB1200-I Pellet Insert
5 6
ACCY
JUMPER
2 3
BURN R ATE
BLUE
PURPLE
ORANGE
LIGHT
GRAY
BLACK
9 8 7 6 5 4 3 2 1
RED
T/C
Page 41