Carrier 25VNA8 - Page 7

7
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
R
Jumper Wire
Required for
Single-Stage
A14269
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
J1 Jumper
on Control Board
R
Jumper Wire
Required for
Single-Stage
A14029
Fig. 8 -- Low Voltage Wiring (Non-- Communicating)
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations .
Catalog No: 25
V
N
A
8 --- 5 S I
Replaces: 25VNA8---4SI