16
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
HIGH VOLTAGE!
DISCONNECT ALL POWER BEFORE SERVICING.
MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO
MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
WARNING
IMPORTANT:
If outdoor thermostat is not used, tie white and brown wires from Air Handler together.
C
O Y
Y O C
G R E
TYPICAL H/P
ROOM THERMOSTAT
HEAT PUMP
ARUF**14**/ARPT**14**
18-60
10 KW & BELOW
(OPTIONAL)
OUTDOOR THERMOSTAT
CLOSE ON TEMPERATURE FALL
RED
GREEN
WHITE
BLUE
AT/AR UNIT
R
Y
O
W
BL
#18 GA. 5 WIRE
#18 GA. 7 WIRE
NOTE
R
G
BR
W
BL
R
R
I
B
#18 GA. 6 WIRE NEEDED WHEN OT IS USED
R
#18 GA. 7 WIRE NEEDED WHEN TWO OT'S ARE USED
#18 GA. 5 WIRE
BL
O
W
Y
BL
NOTE
W
G
BLUE
WHITE
GREEN
TYPICAL H/P
ROOM THERMOSTAT
18-60
ABOVE 10 KW
HEAT PUMP
B
I
C
R
Y
O
R
R
Y
C
O
#18 GA. 7 WIRE
R
G
E
R
AT/AR UNIT
RED
BROWN
NOTE
(OPTIONAL)
OUTDOOR THERMOSTAT
CLOSE ON TEMPERATURE FALL
BR
R
G
BL
W
G
R
BL
BR
ARUF**14**/ARPT**14**