Aprilaire 1750A Installation,Safety & Maintenance Manual
Central dehumidifier
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Also See for 1750A:
- Installation instructions manual (29 pages) ,
- Owner's manual (4 pages) ,
- Troubleshooting manual (18 pages)
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Summary of Contents for Aprilaire 1750A
- Page 1 Installation, Safety & Maintenance Manual Model 1750A/1770A...
- Page 3 Drain Outlet ” Drain Trap ” High Side Low Side 90-961 3“ MIN CLEARANCE FOR ACCESS PANEL TOP VIEW 20” MINUMUM CLEARANCE FOR FILTER (EITHER SIDE) FILTER 6" MIN CLEARANCE FOR ACCESS PANEL 90-970...
- Page 4 COOLING COIL AIR CLEANER 6“ MIN 6“ MIN SUPPLY AIRFLOW RETURN AIRFLOW HVAC UNIT OPTIONAL N.C. VENT CONTROL DAMPER (SEE PAGES 10-11) APRILAIRE OPTIONAL CENTRAL OUTDOOR DEHUMIDIFIER AIR INTAKE BACKFLOW DAMPER 90-945...
- Page 5 DEHUMIDIFIER CONTROL THERMOSTAT HVAC EQUIPMENT 90-962 SYSTEM SETUP HVAC FAN HVAC FAN WHL HOUSE CONVERTIBLE VENT-AUTO VENT-TIMED CYCLE PERIOD 30 MIN. 1 HOUR 2 HOUR 3 HOUR MIN. MIN. TEST CYCLE TIME 90-963...
- Page 6 OPTIONAL OUTDOOR AIR INTAKE OPTIONAL N.C. COOLING COIL AIR CLEANER VENT CONTROL DAMPER (SEE PAGES 10-11) SUPPLY AIRFLOW RETURN AIRFLOW HVAC UNIT APRILAIRE TO SUPPLY GRILLE OR FROM RETURN GRILLE CENTRAL TO UNCONDITIONED SPACE OR UNCONDITIONED SPACE DEHUMIDIFIER 90-946...
- Page 7 DEHUMIDIFIER CONTROL THERMOSTAT HVAC EQUIPMENT 90-964 SYSTEM SETUP HVAC FAN HVAC FAN WHL HOUSE CONVERTIBLE VENT-AUTO VENT-TIMED CYCLE PERIOD 30 MIN. 1 HOUR 2 HOUR 3 HOUR MIN. MIN. TEST CYCLE TIME 90-965...
- Page 8 COOLING COIL AIR CLEANER 6“ MIN 6“ MIN SUPPLY AIRFLOW RETURN AIRFLOW HVAC UNIT N.C. DAMPER N.C. DAMPER N.O. DAMPER APRILAIRE SUPPLY TO RETURN FROM UNCONDITIONED CENTRAL UNCONDITIONED SPACE DEHUMIDIFIER SPACE N.O. DAMPER OPTIONAL N.C. DAMPER OPTIONAL OUTDOOR AIR INTAKE...
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Page 9: System Setup
DEHUMIDIFIER 24 VAC CONTROL DEHUMIDIFIER SYSTEM DAMPERS (40 VA min) TRANSFORMER THERMOSTAT HVAC EQUIPMENT WIRE NUT 90-966 SYSTEM SETUP HVAC FAN HVAC FAN WHL HOUSE CONVERTIBLE VENT-AUTO VENT-TIMED CYCLE PERIOD 30 MIN. 1 HOUR 2 HOUR 3 HOUR MIN. MIN. TEST CYCLE TIME 90-965... - Page 10 OPTIONAL DEHUMIDIFIER VENTILATION 24 VAC CONTROL DAMPER (10 VA min) TRANSFORMER THERMOSTAT HVAC EQUIPMENT WIRE NUT OPTIONAL OUTDOOR TEMPERATURE SENSOR (Model 8052) 90-968 CYCLE PERIOD 30 MIN. 1 HOUR 2 HOUR 3 HOUR 90-783C MIN. MIN. MIN. TEST CYCLE TIME 90-783C SYSTEM SETUP HVAC FAN...
- Page 11 NORTH, EAST OR WEST SIDE OUTDOOR OF HOME TEMPERATURE SENSOR SENSOR SENSOR BRACKET OUTDOOR ABOVE EXPECTED TEMPERATURE SENSOR SNOW LINE LEADS B2202617-D CENTER LINE 36" MAX. OUTSIDE WALL B2202617-E...
- Page 12 CYCLE PERIOD 30 MIN. 1 HOUR 2 HOUR 3 HOUR 90-783C MIN. MIN. MIN. TEST CYCLE TIME 90-783C LOW VOLTAGE NORMALLY CLOSED FLOAT SWITCH 90-968A...
- Page 16 10007791 5.09 B2204536B...