Wiring Diagram - Rinnai EX1 7 DT Installation And Operation Manual

9.2 Wiring Diagram

CAUTION
Mark
MS
R.TH
TF
F
ER
POV
FR
W.TH
Figure 60: Wiring Diagram
52
Label all wires prior to disconnection when servicing controls. Wiring errors
can cause improper and dangerous operation.
Parts Name
Main Switch
Room Thermistor
Thermal Fuse
Fuse
Electrode
Modulating Solenoid Valve
Flame Rod
Wall Thermostat
EX17DT and EX22DT Installation and Operation Manual
Mark Parts Name
OH.TH1,2 Over Heat Thermistor 1,2
OHS Over Heat Switch
FM Convection Fan Motor
SP Sparker
SV1,2 Main Solenoid Valve 1,2
BL Combustion Fan Motor
PS Pressure Sensor
Code Color
bk black
bl blue
gr/y green/yellow
gr green
r red
w white
y yellow
gy gray
or orange