Aprilaire 1730A Installation Instructions Manual
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Aprilaire 1730A Installation Instructions Manual

Aprilaire 1730A Installation Instructions Manual

Compact dehumidifier
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See also: Troubleshooting Manual , Owner's Manual
1. 120 volts may cause serious injury from electric shock. Disconnect electrical power
before starting installation. Leave power disconnected until installation is complete.
2. Sharp edges may cause serious injury from cuts. Use care when cutting plenum
openings and handling ductwork.
3. Dropping may cause personal injury or equipment damage. Handle with care.
4. Do not remove the outlet screen. The screen is required to protect from moving parts
and electrical components.
SPECIFICATIONS
Dimensions: Width: 12.5" cabinet, 13" with doors
Height: 14.5" cabinet, 18.5" with leveling feet
fully extended
Length: 22" cabinet, 27" with collars
Weight: 65 lbs.
Capacity: 65 pints/day @ 150 cfm
AHAM DH-1-2003 80°F, 60% RH conditions
Efficiency: 1.8 Liters per kilowatt hour
AHAM DH-1-2003 80°F, 60% RH conditions
Power: 115VAC, 60 Hz, 7A Operating Current @ 80°F/ 60% RH
Unit equipped with 8 ft. grounded power cord
15 Amp circuit required
UNPACKING AND CONTENTS
Do not tip unit to remove from carton.
1. Open carton completely using cut line shown along bottom
perimeter of carton.
2. Remove all cardboard inner pack (top edges and duct collars).
3. See Figure 1 for opening view and contents.
a. Installation Manual
b. Owner's Manual
c. Model 76 Control
d. Outlet Collar with Back Flow Damper
e. 8 ft. Grounded Power Cord
f. Wiring Access Panel
g. Condensate Pan
Model 1730A Compact Dehumidifier
WARNING
FIGURE 1 – Carton Opening & Contents
90-1654
Installation Instructions
1. Do not use in pool applications.
2. If unit has been shipped or stored on
its side, wait 24 hours before running.
3. Do not use solvents or cleaners on
or near the display or circuit board.
Chemicals can damage components.
Airflow:
P ("w.c.)
0.0
0.2
0.4
Inlet Air Operating Conditions: 60°F to 95°F, 30% RH to 99% RH
Installation Conditions: 40°F to 140°F, 0% RH to 99% RH
Evaporator Frost Sensor: 25°F +/- 5°F, circuit opens (cut-out)
55°F +/- 5°F, reset temperature (cut-in)
Filter: MERV 8, washable
g
c
e
CAUTION
Airflow (cfm)
230
220
190
a
b
f
d

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Summary of Contents for Aprilaire 1730A

  • Page 1 Model 1730A Compact Dehumidifier Installation Instructions WARNING CAUTION 1. 120 volts may cause serious injury from electric shock. Disconnect electrical power 1. Do not use in pool applications. before starting installation. Leave power disconnected until installation is complete. 2. If unit has been shipped or stored on 2.

  • Page 2: Location Considerations

    LOCATION CONSIDERATIONS 1. Install Unit Indoors: Do not expose to elements. TOP VIEW 6" MINIMUM CLEARANCE FIGURE 2 – Filter 2. Drain Accessibility: If a drain is not located in the FOR PROPER AIR FLOW Access Clearance installation area, a condensate pump may be required. 3.

  • Page 3: Mechanical Installation

    MECHANICAL INSTALLATION SUPPLy COLLAR FIGURE 5 – Top Mount Supply Collar The dehumidifier can be installed as shipped, with the supply collar Supply collar on the outlet panel, or if space is restricted, the supply collar can be mounted to relocated to the top of the unit.
  • Page 4 FLOAT SWITCH terminals. in Condensate Pan Plug the terminal block back into the circuit board (see Figure 10). FIGURE 10 – Wiring Float Switch WIRING ACCESS to Dehumidifier Control Board MODEL 1730A DEHUMIDIFIER TO FLOAT SWITCH FLOAT SWITCH 2" REMOTE 2"...

  • Page 5: Ductwork Installation

    DUCTWORK INSTALLATION The dehumidifier is supplied with two 8” round collars. An integral backflow damper is installed in the outlet collar. In a ducted installation, the dehumidifier pulls air from the living space or HVAC return duct and supplies the dehumidified air to the HVAC supply duct. DUCTED INSTALLATION • M ove supply collar to the desired location, if necessary. (See Supply Collar in MECHANICAL INSTALLATION section.) • U se the least amount of ductwork possible. To ensure best performance, do not exceed a total of 50 feet of duct installed in accordance with...

  • Page 6: Stand Alone Installations

    STAND ALONE INSTALLATIONS In a free standing installation, the dehumidifier pulls air from the installed space and returns the dehumidified air back to that space. See Figure 15. • P lace unit in area with drain access and within 8’ of an outlet. • U nit can also be ducted to pull and return to a single living space. See Figure 16. FIGURE 15 – Stand Alone, Non-Ducted FIGURE 16 –...
  • Page 7 FIGURE 17 MODEL 76 CONTROL FLOAT DEHUMIDISTAT C SWITCH DEHUMIDISTAT R THERMOSTAT HVAC EQUIPMENT 90-1646 INSTALLATIONS WITHOUT A FLOAT SWITCH (BASEMENT, ETC.) Required Components 7. Unplug the REMOTE terminal block from the circuit board. Connect the DH wires from the Model 76 to the REMOTE 18-24 gauge, 3-wire stranded cable terminals as shown in Figure 18.
  • Page 8 STAND ALONE INSTALLATIONS When the dehumidifier is not wired to the HVAC system, air is pulled through the unit, dehumidified, and circulated solely by the dehumidifier blower. No additional components are required for this configuration. The 24 VAC wires to power the control off the dehumidifier transformer are located inside the wiring access panel.

  • Page 9: System Checkout

    SySTEM CHECKOUT POWER UP 1. Check all wiring and restore power to the HVAC equipment. FIGURE 20 Model 76 Control 2. Plug in the dehumidifier and turn on/off switch ON. • C heck LED indicators located below the wiring access panel (see below). Humidity Setting Verify the green POWER LED is on.

  • Page 10: Sequence Of Operation

    OFFSET An offset can be applied to the humidity reading to avoid discrepancies with other humidity measuring devices in the home. Allow 48 hours for the control to acclimate before applying an offset. The control FIGURE 21 – Offset Screen must be ON to enter the Offset screen.

  • Page 11: Error Codes

    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 that follow to help find and correct system faults. Contact Technical Support before replacing the control or for additional troubleshooting. ERROR CODES When the control detects an internal error, it will stop controlling, deactivate the dehumidifier output, and the display will show the Error Code.
  • Page 12 The dehumidifier normally produces producing hot air. heated, dry air. Better mixing with the on page 5. HVAC system air is needed. • W ire dehumidifier to the HVAC system. P.O. Box 1467 • Madison, WI 53701-1467 • Phone: 800/334-6011 • Fax: 608/257-4357 • www.aprilairepartners.com 10009848 3.12 Printed in U.S.A. B2205736A © 2012 Aprilaire – A division of Research Products Corporation...

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