Whole House Humidifier, Dehumidifier, Or Ventilator Wiring - Honeywell Home T10 Product Data

S A
L/A
5
S O/B
Y
AUX
W2
Y2 E
G
W
C K
R
U
U Rc
1
2 3
C G Y2 Y L O
1 COMMON REQUIRED.
2 L ONLY CONNECTED IF HEAT PUMP HAS A FAULT TERMINAL.
3 SOME HEAT PUMPS USE B RATHER THAN O FOR REVERSING VALVE.
4 DIFFERENT HEAT PUMP MODELS LABEL THE AUXILIARY HEAT TERMINAL
DIFFERENTLY THAN SHOWN. CONSULT HEAT PUMP WIRING GUIDE.
5 LOCKOUT OF AUX HEAT ON HIGH OUTDOOR TEMPERATURE CAN BE
DONE THROUGH ROUTER/INTERNET CONNECTION AND APP, WIRED
OUTDOOR SENSOR OR WIRELESS OUTDOOR SENSOR.
6 DO NOT CONNECT ANY WIRE TO W FOR HEAT PUMP APPLICATIONS!
THIS CAN CAUSE HEAT TO RUN CONTINUOUSLY.
7 MOST HEAT PUMPS SHARE THE SAME SET OF HEAT STRIPS FOR AUX AND
EM HEAT. IN THOSE CASES E ISN'T USED. IF SEPARATE AUX AND E WIRES
ARE USED, WIRE ONE SET OF STRIPS TO E TO BE ENERGIZED IN EM HEAT
AND A DIFFERENT SET OF STRIPS TO AUX TO BE ENERGIZED IN AUX HEAT.
Fig. 28. 3H/2C heat pump with electric aux heat
33-00462—05
3H/2C HEAT PUMP WITH
ELECTRIC AUX HEAT.
7
6
R/Rc
SWITCH UP
4
HEAT PUMP/
AIR-HANDLER
AUX R
M37821B
S
5
S
Y
Y2
G
C
U
U
1 2 3
C
G Y L O
1 COMMON REQUIRED.
2 L ONLY CONNECTED IF HEAT PUMP HAS A FAULT TERMINAL.
3 SOME HEAT PUMPS USE B RATHER THAN O FOR REVERSING VALVE.
4 THE HEAT PUMP AND FURNACE HAVE SEPARATE BOARDS. WE SHOW
THEM TOGETHER TO SIMPLIFY THE DIAGRAM. W IS FROM THE
FURNACE BOARD.
5 BALANCE POINT LOCKOUT CAN BE DONE THROUGH ROUTER/
INTERNET CONNECTION AND APP, WIRED OUTDOOR SENSOR
OR WIRELESS OUTDOOR SENSOR.
DO NOT CONNECT ANY WIRE TO W FOR HEAT PUMP APPLICATIONS!
6
THIS CAN CAUSE HEAT TO RUN CONTINUOUSLY.
Fig. 29. Dual fuel 2H/1C heat pump
Whole house humidifier,
dehumidifier, or ventilator wiring
Using U Slider Tab
Fig. 30. Wired to humidifier, dehumidifier, or ventilator
with built-in transformer
14
DUAL FUEL
2H/1C HEAT PUMP
A
L/A
O/B
AUX
W2
E
W
6
K
R
Rc
R/Rc
SWITCH UP
4
FURNACE/
HEAT PUMP
W R
M37565C
Humidifier,
dehumidifier,
or ventilator
M37823