3
Set Jumper Switches
R Jumper Switch:
Universal Jumper Switch for humidifier, dehumidifier, or ventilation:
For single transformer
systems, move switch up.
Set the R Jumper Switch
R (only)
R
R
(only)
C
R & RC
R
(only)
H
R
R
C
R
R & RC
R
C
R
H
For single wire products,
set the switch to 1 Wire.
Insert Wire(s) into Terminal(s)
R wire
R
Rc
Rc wire
R
Rc
RH wire
R
Rc
R wire
R
Rc wire
Rc
RH wire
R
Rc wire
Rc
5
For dual transformer
systems, move switch
down.
For two wire products,
set the switch to 2 Wire.