Aprilaire 1830 Installation Instructions Manual
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Aprilaire 1830 Installation Instructions Manual

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See also: Owner's Manual
SAfETy INSTRUCTIONS
1. 120 Volts may cause serious injury from electric shock. Disconnect electrical power before starting installation or servicing.
Leave power disconnected until installation/service is completed.
2. Sharp edges may cause serious injury from cuts. Use care when cutting plenum openings and handling duct work.
3. Dropping may cause personal injury or equipment damage. Handle with care and follow installation instructions.
1. Read all instructions before beginning installation.
2. Improper installation may cause property damage or injury. Installation, service, and maintenance must be performed by a
qualified service technician.
3. Do not use in pool applications. Pool chemicals can damage the dehumidifier.
4. Do not use solvents or cleaners on or near the circuit board. Chemicals can damage circuit board components.
5. Wait 24 hours before running the unit if it was not shipped or stored in the upright position
6. Do not use dehumidification to prevent window condensation in the winter. To address window condensation, use ventilation
to lower indoor humidity in the winter.
WARNING
CAUTION
READ AND SAVE THESE INSTRUCTIONS
Model 1830 Dehumidifier
Installation Instructions
1

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Summary of Contents for Aprilaire 1830

  • Page 1 Model 1830 Dehumidifier Installation Instructions SAfETy INSTRUCTIONS WARNING 1. 120 Volts may cause serious injury from electric shock. Disconnect electrical power before starting installation or servicing. Leave power disconnected until installation/service is completed. 2. Sharp edges may cause serious injury from cuts. Use care when cutting plenum openings and handling duct work.

  • Page 2: Table Of Contents

    TAblE Of CONTENTS Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Specifications .

  • Page 3: Specifications

    SPECIfICATIONS Weight 67 lbs . Capacity 70 pints per day @ 160 CFM AHAM DH-1-2008 80°F, 60%RH Conditions Power 115 VAC, Single Phase, 60Hz 9A minimum circuit ampacity 6 .3A operating current @ 80°F, 60%RH Dehumidifier Inlet Air Conditions Dehumidification: 50°F – 104°F, 40°F dew point minimum Ventilation: 40°F –...

  • Page 4: Duct Collars

    SET UP DEHUMIDIfIER fOR INSTAllATION (CONTINUED) DUCT COllARS STANDARD bASEMENT AND ATTIC INSTAllATIONS (fUlly DUCTED) • U se the screws in the parts bag to attach the duct collars to the inlet and outlet of the dehumidifier. The outlet collar has a backflow damper. • T he outlet duct collar may be attached to the top or end of the unit. Move the outlet cover to the location not being used. See figure 2 . • M ake sure there are no bends in the ductwork coming off the outlet for a minimum of 4”. This will ensure that the ductwork will not interfere with the backflow damper function . ClOSET INSTAllATIONS fIGURE 2 – fully Ducted Installations Use the screws provided in the parts bag to attach the duct collars if OUTLET COVER desired or required based on recommendations below:...

  • Page 5: Control Location

    SET UP DEHUMIDIfIER fOR INSTAllATION (CONTINUED) CONTROl lOCATION The on-board control can be located on the top of the dehumidifier or can be relocated to the front of the fIGURE 5 – Control location dehumidifier if the control can not be seen/accessed in CONTROL the top orientation .

  • Page 6: Hard Wire Modification

    HARD WIRE MODIfICATION WARNING CAUTION ElECTRICAl SHOCK HAZARD: 115-volts may cause serious injury or death from Use of an undersized circuit electrical shock. Disconnect and tag electrical service before starting installation or breaker may cause property field-service. Leave electrical service disconnected until installation or field-service damage and/or the need for is complete.

  • Page 7: Wiring Instructions

    HARD WIRE MODIfICATION (CONTINUED) WIRING INSTRUCTIONS 1 . Disconnect electrical service at the main fuse or circuit breaker box . fIGURE 6 – Electrical Service box location 2 . Install any code required electrical disconnects to the line service . 3 .

  • Page 8: Location Considerations

    lOCATION CONSIDERATIONS • A llow sufficient clearance for filter removal and fIGURE 8 – filter Access Clearance to prevent airflow obstruction • E lectrical service access will require the removal ELECTRICAL SERVICE 6" MINIMUM CLEARANCE of the side panel shown . Allow sufficient space ACCESS THIS SIDE FOR PROPER AIR FLOW for service on this side of the unit . • I f locating the unit in an attic or crawl space, a Model 76 Control mounted in the living space is recommended .

  • Page 9: Drain Installation

    DRAIN INSTAllATION The drain outlet on the dehumidifier can be hard piped using 3/4” nominal drain tubing or the provided fittings and 1/2” clear PVC tubing can be used to drain the dehumidifier . Always maintain a constant downward slope from the dehumidifier to the drain and do not allow soft tubing to curl up which may result in air lock . lEVElING The feet can be adjusted to level the unit, and if required, to accommodate drain fittings and a fIGURE 9 –...

  • Page 10: Ducting To Hvac System - Basement And Attic Installations

    DUCTING TO HVAC SySTEM – bASEMENT AND ATTIC INSTAllATIONS The Preferred Installation is to duct the dehumidifier to pull air from and return dehumidified air to the HVAC return duct . This installation will ensure warm, dehumidified air is thoroughly mixed with the HVAC system air before being discharged into the living space . Alternatively, the dehumidifier can be ducted to discharge to the supply duct, but the external static pressure of the HVAC system must be below 0.4”w.c.

  • Page 11: Ducting To Hvac System - Closet Installations

    DUCTING TO HVAC SySTEM – ClOSET INSTAllATIONS The dehumidifier in these applications is typically installed under or next to the HVAC equipment . In both types of installation, the dehumidifier inlet is not ducted and pulls from the living space through a grille or louvers in the HVAC closet door . The Preferred Installation is to locate the dehumidifier under the HVAC equipment and supply dehumidified air through the alternate outlet on the top of the unit directly to the HVAC return .

  • Page 12: Ducting For Two Zone Installations

    DUCTING fOR TWO ZONE INSTAllATIONS In this installation the dehumidifier controls the humidity in two separate zones, a Primary and Secondary Zone . The dehumidifier will dehumidify the Primary Zone as the first priority, and will switch to the Secondary Zone after the dehumidification needs of the Primary Zone have been satisfied .

  • Page 13: Model 76 - External Control Or Crawl Space/Sealed Attic Control And Wiring

    NO/NC switch on the dehumidifier control (see figure 20) to correspond with the control being used . The Aprilaire Model 8620 Thermostat or Model 8910 Home Comfort Control are recommended alternate controls and both use normally open contacts .

  • Page 14: Wiring The Dehumidifier To The Hvac System And Zone Dampers

    WIRING THE DEHUMIDIfIER TO THE HVAC SySTEM AND ZONE DAMPERS NOTE: Use 18-22 AWG wire for wiring to HVAC system and zone fIGURE 22 – Wiring to HVAC System dampers . Pull off the wiring access cover near the dehumidifier control to access the wiring terminals .

  • Page 15: System Set Up And Checkout

    SySTEM SET-UP & CHECKOUT If dehumidifier installation does not include ventilation or zoning and Ventilation will not be wired to an external control, remote control or the HVAC system, proceed to Installer Test Mode section on page 17 . If not using the dehumidifier to bring in outdoor air, press MODE 1.
  • Page 16 SySTEM SET-UP & CHECKOUT (CONTINUED) Zone DEH W/AC If installing the dehumidifier in To allow dehumidification during a single zone application, select active air conditioning, select DISABLED and press MODE to go ENABLED and press MODE . to the EXTERNAL control screen selections .

  • Page 17: Installer Test Mode

    SySTEM SET-UP & CHECKOUT (CONTINUED) Installer Test Mode If everything is properly wired, the dehumidifier and all of the wired components will turn on and off during Installer Test Mode to demonstrate that all are properly operating . Installer Test Mode lasts for four (4) minutes . If the ON/OFF button is pressed during test mode, the dehumidifier will exit Installer Test Mode and return to the OFF screen .

  • Page 18: Start Up And Sequence Of Operation

    START UP AND SEQUENCE Of OPERATION SINGlE ZONE WHOlE HOUSE OR STAND AlONE USING CRAWl SPACE OR SEAlED ATTIC (REMOTE) CONTROl THE DEHUMIDIfIER CONTROl USING MODEl 76 1 . Press the ON/OFF button to turn the dehumidifier control ON . The 1 .

  • Page 19: Ventilation

    Model 76 has been installed in a Remote Control application, and is not recommended for two-zone installations . Required Components Optional Components Aprilaire Model 6506, Normally Closed Damper 8052 Outdoor Temperature Sensor 6” Insulated Duct for Fresh Air Intake Duct 24 VAC Transformer (10VA min .) for Ventilation Damper...

  • Page 20: Vent Auto & Vent-Timed

    VENTIlATION (CONTINUED) VENT-AUTO & VENT-TIMED The dehumidifier can ventilate in four modes. Vent-Timed: Ventilation occurs based only on time setting; no temperature restrictions . Vent-Auto-B: Ventilation prevented when outdoor temperature is below 0°F and above 100°F . Between 0°F – 20°F ventilation is only allowed during a HVAC heat call .

  • Page 21: Determine Ventilation Requirements

    VENTIlATION (CONTINUED) DETERMINE VENTIlATION REQUIREMENTS CAlCUlATING AIRflOW REQUIREMENT TAblE 1 – CfM Required 1 . The MINIMUM ventilation requirement is calculated using ASHRAE Number of bedrooms House Sq. ft. 62 .2-2010 . ASHRAE Airflow in CFM = [House Area in Sq . Ft . x 0 .01] + 1000 [(Number of Bedrooms +1) x 7 .5] NOTE: Use ‘Number of Bedrooms + 1’...

  • Page 22: Installer Settings

    VENTIlATION (CONTINUED) TAblE 3 – Cycle Time Setting (minutes) for Airflow Delivered vs. Airflow Required for 1 hour Cycle CfM Required CfM Delivered INSTAllER SETTINGS With the dehumidifier power Press the UP or DOWN to toggle switch on, press the ON/OFF between VENT TIMED, VENT button to turn the dehumidifier AUTO-B, VENT AUTO-C and...

  • Page 23: Sequence Of Operation

    VENTIlATION (CONTINUED) SEQUENCE Of OPERATION When wired as shown in figure 26, the ventilation damper will open whenever there is an HVAC heating (W), cooling (Y) or fan (Gs) call, allowing fresh air to be brought in when the HVAC blower is running (see VENTILATION WITH AN EXTERNAL CONTROL section below for exceptions). The ventilation damper will also open if the dehumidifier is operating. “VENTILATING” will show on the dehumidifier control when the dehumidifier is actively ventilating .

  • Page 24: Troubleshooting

    TROUblESHOOTING Technical Support is available Monday through Friday, 7:00 a .m . to 5:00 p .m . CST, at (800) 334-6011 . Use the guides on the following pages to identify and correct system faults . Contact Technical Support before replacing the unit or any components and for additional troubleshooting . ERROR CODES When an error occurs, the Error Code along with SERVICE REQUIRED will be displayed on the control screen .
  • Page 25 TROUblESHOOTING (CONTINUED) TAblE 4 – Error Codes (continued) Error Code failure Mode Action Reset Float Switch Open 1 . Empty the condensate pan . Self-Correcting 2 . Check the float switch connection at the control board . 3 . If not using a float switch, verify jumper is between float switch terminals on dehumidifier control board .
  • Page 26 TROUblESHOOTING (CONTINUED) TAblE 5 – Troubleshooting Guide Symptom Possible Reason Troubleshooting Procedure Dehumidifier does not No power to unit . • C heck that the dehumidifier is plugged in. turn on/run . • C heck that the power switch is turned ON. • C heck that the control is turned ON. • C heck that the circuit breaker has not tripped. Dehumidifier blower is Pressure drop across • C heck dehumidifier air filter and wash or replace.

  • Page 27: Service Parts

    SERVICE PARTS 90-1906 Part Description Part No. Part Description Part No. Filter, 10” x 12” x 1” EZK 5443 Fan, 70pt Deh 5453 Internal Control Board, Deh 5444 Wire Harness, Power, Deh 5454 User Interface Assembly, Deh 5445 Sensor, Low Temperature, Deh 5455 Wiring Access Door, AA Deh 5446 Sensor, High Temperature, Deh 5456...
  • Page 28 P.O. Box 1467 • Madison, WI 53701-1467 • Phone: 800/334-6011 • Fax: 608/257-4357 • www.aprilairepartners.com 10010429 11 .13 Printed in U .S .A . B2206144A © 2013 Aprilaire – A division of Research Products Corporation...

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