INSTALLATION
If system requires 3-pin connector for 2-stage valve, use wire harness adapter, see figure 5
This end plug
to Furnace
3-pin connector
MV2
GAS
VALVE
MV1
GAS
VALVE
Fig. 7 – Typical Wiring for Direct Spark Ignition System, Single Stage Valve
6
Black
White
Red
Fig. 5 – Wire Harness Adapter
M
G
T
T
V
N
R
H
2
D
BURNER
GROUND
THERMOSTAT OR
CONTROLLER
Fig. 6 – Typical Wiring for Hot Surface Ignition System
MV
(GND)
THERMOSTAT OR
CONTROLLER
M – Main
1/4" Female Receptacle
C – Common
1/4" Female Receptacle
Hi – High
3/16" Female Receptacle
H
M
L
F
S
V
2
P
2
1
RED
FLAME
PROBE
LIMIT
CONTROLLER
TRANSFORMER
ALTERNATE
LIMIT
FLAME
Burner Ground
(GND)
TRANSFORMER
ALTERNATE
LIMIT
H
L
S
1
1
BLUE
HOT
SURFACE
ADAPTER
IGNITER
L1
(HOT)
L2
SPARK
PROBE
FLAME
PROBE
LIMIT
CONTROLLER
To new
gas valve
L1 (HOT)
L2