Aprilaire 1750 - Central Installation Wiring and Settings; Thermostat and HVAC Equipment Connections; Dehumidifier Control Settings

5
CENTRAL INSTALLATION AND OPERATION (CONTINUED)
THERMOSTAT HVAC EQUIPMENT
CONTROL
DEHUMIDIFIER
DAMPERS
Rf Y -WGhGs
Cf
VENT
HVAC EQUIP REMOTE
DEH B +A
R
C
W
YY
W
G
C
R
G
ODT
SENSORSWITCH
FLOAT
FIGURE 4 – WIRING
90-962
FIGURE 5 – SETTINGS
90-963
CYCLE TIME
TEST
60
OFF
0
MIN
MIN.
30
MIN.
ON
1 2 3 4
2 HOUR
3 HOUR
30 MIN.
1 HOUR
CYCLE PERIOD
4321
ON
VENT-TIMED
HVAC FAN
SYSTEM SETUP
ON
B
CONVERTIBLE
HVAC FAN
WHL HOUSE
VENT-AUTO
A
OFF
Standard Air Cycling Ventilation
OFF OFF OFF
See pages 10-11 See pages 10-11 See pages 10-11
OFF OFF OFF
OFF ON OFF
Standard Air Cycling Ventilation
OFF See pages 10-11 See pages 10-11
ON See pages 10-11 See pages 10-11
OFF See pages 10-11 See pages 10-11
OFF See pages 10-11 See pages 10-11
Standard Air Cycling Ventilation
OFF See pages 10-11 See pages 10-11
See page 10 for ventilation control wiring instructions.
See page 10 for air cycling wiring instructions.
See page 11 for float switch wiring instructions.