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EX38DT Installation and Operation Manual
9.2 Wiring Diagram
Label all wires prior to disconnection when servicing controls. Wiring errors
can cause improper and dangerous operation.
CAUTION
Code
Color
bk black
bl blue
gr/y green/yellow
r red
gr green
w white
y yellow
gy gray
or orange
Mark
Parts Name
MS Main
Switch
R.TH Room
Thermistor
TF1,2
Thermal Fuse 1, 2
F Fuse
ER Electrode
POV
Modulating Solenoid Valve
PS Pressure
Sensor
Mark
Parts Name
W.TH Wall
Thermostat
OH.TH1,2 Over Heat Thermistor 1, 2
FM
Convection Fan Motor
SP Sparker
SV1,2
Main Solenoid Valve 1,2
SV3
Solenoid Valve 3
BL
Combustion Fan Motor
FR1,2
Flame Rod 1, 2
Figure 64: Wiring Diagram
Summary of Contents for EX38DT
Page 41: ...EX38DT Installation and Operation Manual 41 8 Parts Cut Away Diagram Figure 58 ...
Page 42: ...42 EX38DT Installation and Operation Manual Exploded View of Service Parts Figure 59 ...
Page 43: ...EX38DT Installation and Operation Manual 43 Exploded View of Service Parts Figure 60 ...
Page 44: ...44 EX38DT Installation and Operation Manual Exploded View of Service Parts Figure 61 ...
Page 45: ...EX38DT Installation and Operation Manual 45 Exploded View of Service Parts Figure 62 ...
Page 46: ...46 EX38DT Installation and Operation Manual Exploded View of Service Parts Figure 63 ...