Startup Sequence - Montigo BF36-SS Installation, Operation & Maintenance Manual

f i r e f e a t u r e
1. Ensure that there is continuous power to the Post
Purge Control Module.
2. Ignition is initiated by turning on wall switch, which will close
terminal 5 and 6.
3. The Post Purge Control will start the Power Vent Motor at the
speed set speed on Speed Control.
4. When adequate air flow is established the Air Proving switch will
close terminal 9 and 10
5.
Terminal 7 and 8 is the vacuum switch inside the Combustion Air
110V Power Supply
110V Motor
To Fireplace
To Wall
Switch
First Burner: 1,2 Black-White
Second Burner: 3,4 Blue-Yellow
Wall Switch: 6,7 Black-White
Air Priority Switch: 9,10 Orange-Red
Green is Ground
Part No. XG0712 - 031811
Installation

Startup Sequence:

6.
7.
8.
G
Bk
W
W
Bk
110V 110V
24V 24V
R1 R2
G
Y Y Y
Bk W B Y Bk P O R
W
Legend
Denotes Low Voltage
Denotes Line Voltage
Supply chamber in the firebox, and it is normally closed unless
inadequate combustion air supply will open the switch.
The Post Purge Control will now power up terminal 1 and 2 with
relay R1 activating Smart Valve No.1 as well as terminal 3 and 4
with relay R2 activating Smart Valve No.2.
The Smart Valve system will light the pilotand by proving the pres-
ence of a pilot flame it will fire up the burners. After the third failure
to establish a pilot the valve will lock out.
To reset the system turn the wall switch 'off' and then back 'on'.
6 Amp 110V Fuse
Post Purge Control
Post Purge Control
R
W Bk
B B R R
Motor Speed
Control
Y
B
Relay
Relay
Valve 1
Valve 2 Wall Switch
BF36-SS and ST Gas Fireplace
W
Bk
G
Wall Switch
Jumper
Air Proving
Switch
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