ELECTRICAL DIAGRAM
Modulating Coil
SIT Ignition Control
CON9
GAS
VA
LV
E
THERM
FA
N
S
W
ACTIVE
PCB
MD
MD
Ignitor
High Speed
Medium Speed
Low Speed
Neutral
Neutral
Active
Reset Button
Fu
s
e
1
F
a
n Motor
Thermodisc
9
8
7
6
5
4
3
2
1
11
10
9
8
7
6
5
4
3
2
1
1
2
12
CON12
CON2
MOD2
MOD1
TH2
TH1
HIGH
MED
LO
W
ACTIVE
NEUTRAL
31