Carrier Infinity 25HNB6 - Page 14

14
OO
RVS Cooling O/B W2 W1 W1
Heat Stage 3 W/W1 W2
Heat/Cool Stage 1 Y1 / W2 Y1 Y1
Heat/Cool Stage 2 Y/Y2 Y/Y2 Y2
Fan G G
24VAC Hot Heating Rh R
24VAC Hot Cooling Rc
J2 Jumper
on Control Board
Dry Contact 1 D1
Dry Contact 2 D2 DH
24VAC Common C C
Humidify HUM
Outdoor Air Temp OAT
Remote Room Sensor RRS
OAT/RRS Com SRTN
Thermidistat Fan Coil Heat Pump
Outdoor Sensor
Humidifier Solenoid
Valve
Remote Room
Sensor
J1 Jumper
on Control Board
C
A12264
Fig. 11 -- Thermidistat Models T6--PRH--01 or T6--NRH--01)
Wiring with 2--Stage Heat Pump (non--communicating)
Thermidistat Furnace Heat Pump
O
RVS Cooling O/B W2 W2
Heat Stage 3
(furnace)
W/W1 W/W1 W1
Heat/Cool Stage 1 Y1 / W2 Y1
Heat/Cool Stage 2 Y/Y2 Y/Y2 Y2
Fan G G
24VAC Hot Heating Rh R
24VAC Hot Cooling Rc
Dry Contact 1 D1
Dry Contact 2 D2
DHUM
24VAC Common C COM
Humidify HUM
Outdoor Air Temp OAT
Remote Room Sensor RRS
OAT/RRS Com SRTN
Outdoor Sensor
Humidifier Solenoid
Valve
Remote Room
Sensor
Y1
C
A12265
Fig. 12 -- Thermidistat Model T6--PRH--01 or T6--NRH--01 with
Variable Speed Furnace and 2--Stage Heat Pump
(non--communicating)
D
C
B
A
User Interface
D
C
B
A
C
B
A
Communicating HP
OAT
RYOWCHUM
C
Humidifier
24vac
Furnace or Fan Coil
A12266
Fig. 13 -- Variable Speed Furnace or Fan Coil Wiring with Communicating 2--Stage HP
LEGEND
24v Factory Wiring
24v Field Wiring
Field Splice Connection
A09306
25HNB6 / 25HNB9