Wiring Diagram - Rinnai EX38DT Installation And Operation Manual

9.2 Wiring Diagram

CAUTION
Mark
MS Main Switch
R.TH Room Thermistor
TF1,2 Thermal Fuse 1, 2
F Fuse
ER Electrode
POV Modulating Solenoid Valve
PS Pressure Sensor
Figure 64: Wiring Diagram
52
Label all wires prior to disconnection when servicing controls. Wiring errors
can cause improper and dangerous operation.
Parts Name
W.TH
OH.TH1,2 Over Heat Thermistor 1, 2
FM
SP
SV1,2
SV3
BL
FR1,2
Mark Parts Name
Wall Thermostat
Convection Fan Motor
Sparker
Main Solenoid Valve 1,2
Solenoid Valve 3
Combustion Fan Motor
Flame Rod 1, 2
EX38DT Installation and Operation Manual
Code Color
bk black
bl blue
gr/y green/yellow
r red
gr green
w white
y yellow
gy gray
or orange