Fujitsu FO2416RTJNAA Installation Instructions Manual page 24

4.0 INSTALLATION
4.10 Typical Control Wiring Connections (Cont.)
2-STAGE HEAT PUMP WITH ELECTRIC HEAT USING A TYPICAL
2-STAGE THERMOSTAT WITH DEHUMIDIFICATION
Typical Two-Stage Thermostat
B Y1
Air
Handler
W1
*
W2
Y1
Y2
B
R
C
G
ODD
WIRING INFORMATION
Line Voltage
- Field Installed
-
Factory Standard
*If maximum outlet temperature rise is desired, it is recommended that W1 and W2 be wired together.
TYPICAL DUAL FUEL APPLICATION - 2-STAGE HEAT PUMP
USING A TYPICAL 2-STAGE THERMOSTAT
Typical
Two-Stage
Thermostat
R
C
Y
Y2
W1
(5)
W/E
G
W2
B
+
S
NOTES:
–
(1) FOR PROGRAMMING THERMOSTAT IN DUEL FUEL APPLICATION SEE
(1) THERMOSTAT INSTALLATION INFORMATION.
(2) FOR REMOTE SENSOR INSTALLATION SEE THERMOSTAT INSTALLATION INFORMATION.
(3) OPTIONAL PLENUM SENSOR.
12 FT.
(4) FOR TWO STAGES CONNECT W2 ON THERMOSTAT TO W2 ON THE CONTROL BOARD.
(5) EMERGENCY HEAT (E) CONNECTION MAY NOT BE ALLOWED BY LOCAL CODES.
(6) 2-STAGE HP ONLY.
OUTDOOR
SENSOR (2)
NOTICE:
National Electric Code (C.E.C. in Canada) and any
applicable local code.
24
DHM
Y2 G W2 C R
E/W1
Y
Y/BL
BL
R
BR
W/R
PR
Furnace
Heat Pump
Control
Outdoor Unit
R R
C
C
Y1
Y1
Y2 Y2
PS
W1 D
(3)
G
W2
B
2-STAGE HEAT PUMP WITH ELECTRIC HEAT USING A TYPICAL
2-STAGE THERMOSTAT WITH DEHUMIDIFICATION AND A MAL-
FUNCTION LIGHT
Air
Handler
2-Stage
Heat Pump
W1
Outdoor
Unit
*
W2
Y1
Y1
Y2
Y2
B
B
R
R
C
C
G
L
ODD
D
WIRING INFORMATION
Line Voltage
- Field Installed
-
Factory Standard
2-Stage
RED
BROWN
YELLOW
YELLOW/BLUE
PURPLE
BLUE
Typical Two-Stage Thermostat
B Y1 Y2 G W2 C R DHM L
E/W1
2-Stage
Heat Pump
Outdoor
Unit
Y
Y1
Y/BL
Y2
BL
B
R
R
BR
C
W/R
L
PR
D