Non-communicating Thermostat Wiring Diagrams
W2
W1
C
G
(-)HPN Air
Handler
Y1
Typical Two-Stage Thermostat
(-)ARL
Condensing
Unit
Y2
C
R
Y2
Field Installed
Line Voltage
-
WIRING INFORMATION
Factory Standard
-
ODD
R
Y1
Y2
G
W2
R
Y1
C
L
Y
Y/BL
R
BR
W/R
W1
*
FIGURE
TYPICAL 2-STAGE THERMOSTAT: CONDENSING UNIT WITH
ELECTRIC HEAT
FIGURE 4
TYPICAL TWO-STAGE THERMOSTAT: CONDENSING UNIT WITH
ELECTRIC HEAT USING A HUMIDISTAT FOR DEHUMIDIFICATION*.
W2
W1
C
G
(-)HPN Air
Handler
Y1
Typical Two-Stage Thermostat
(-)ARL
Condensing
Unit
Y2
C
R
Y2
Field Installed
Line Voltage
-
WIRING INFORMATION
Factory Standard
-
ODD
R
Y1
Y2
G
W2
R
Y1
C
L
Y
Y/BL
R
BR
W/R
Humidistat
W1
*
FIGURE 5
TYPICAL TWO-STAGE THERMOSTAT: CONDENSING UNIT WITH
ELECTRIC HEAT USING A TWO-STAGE THERMOSTAT WITH
DEHUMIDIFICATION*
W2
W1
C
G
(-)HPN Air
Handler
Y1
Typical Two-Stage Thermostat
(-)ARL
Condensing
Unit
Y2
C
R
Y2
Field Installed
Line Voltage
-
WIRING INFORMATION
Factory Standard
-
ODD
R
Y1
Y2
G
W2
R
Y1
C
L
Y
Y/BL
R
BR
W/R
DHM
W1
*
W2
W1
C
G
(-)HPN Air
Handler
Y1
Typical Two-Stage Thermostat
(-)ARL
Condensing
Unit
Y2
C
R
Y2
Field Installed
Line Voltage
-
WIRING INFORMATION
Factory Standard
-
ODD
R
Y1
Y2
G
W2
R
Y1
C
L
Y
Y/BL
R
BR
W/R
DHM
L
W1
*
FIGURE 6
CONDENSING UNIT WITH ELECTRIC HEAT USING A TWO-STAGE
THERMOSTAT WITH DEHUMIDIFICATION*
WIRE COLOR CODE
BK – BLACK G – GREEN PR – PURPLE Y – YELLOW
BR – BROWN GY – GRAY R – RED
BL – BLUE O – ORANGE W – WHITE
*See Section 5.11 for proper DIP switch selection.
The following figures show the typical wiring diagrams with (-)HPN air handler and (-)ARL con-
densing unit. Cooling and heat pump airflows may need to be adjusted for homeowner comfort
once the system is operational.
*If maximum outlet temperature rise is desired, it is recommended that W1 and W2 be jumpered together.
3