Aprilaire 1770A - CENTRAL; ZONED (CONVERTIBLE) INSTALLATION AND OPERATION (CONTINUED)

9
CENTRAL / ZONED (CONVERTIBLE) INSTALLATION AND OPERATION (
CONTINUED)
THERMOSTAT HVAC EQUIPMENT
DEHUMIDIFIER SYSTEM DAMPERS
CONTROL
DEHUMIDIFIER
TRANSFORMER
(40 VA min)
24 VAC
DAMPERS
Rf Y -WGhGs
Cf
VENT
HVAC EQUIP. REMOTE
DEH B +A
R
C
W
YY
W
G
C
R
G
ODT
SENSORSWITCH
FLOAT
WIRE NUT
FIGURE 10 – WIRING
9
0-966
FIGURE 11 – SETTINGS
90-965
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
OFF OFF OFF
ON ON ON
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 fan cycling wiring instructions.
See page 11 for float switch wiring instructions.