Aprilaire 110 Owner's Manual
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Aprilaire 110 Owner's Manual

Aprilaire console humidifier owner's manual 110, 112, 220, 224, 350, 360, 440, 445, 448, 558, 560, 568, 760, 768
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Humidifiers
Owner's Manual
For Models 110, 112, 220, 224, 350, 360, 440,
445, 448, 558, 560, 568, 760 & 768
Includes Safety & Operating Instructions
and Warranty Information
READ AND SAVE THESE INSTRUCTIONS

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Summary of Contents for Aprilaire 110

  • Page 1 Humidifiers Owner’s Manual For Models 110, 112, 220, 224, 350, 360, 440, 445, 448, 558, 560, 568, 760 & 768 Includes Safety & Operating Instructions and Warranty Information READ AND SAVE THESE INSTRUCTIONS...

  • Page 2: Table Of Contents

    Models 110 & 112 ........

  • Page 3: Introduction

    INTRODUCTION Thank you for your recent Aprilaire appreciate your business and are pleased to add your name to our growing list of customers. With this purchase, you have invested in the highest quality equipment currently available. Research Products Corporation is the largest manufacturer of whole house humidifiers, air cleaners and energy recovery ventilators and is a recognized leader in the heating and air conditioning industry today.

  • Page 4: Principle Of Operation

    Maintenance. The operating principle of your Aprilaire provides all of these advantages. Here, briefly, is the method: The Aprilaire Humidifier (except the Models 350 and 360) is installed to operate in conjunction with the furnace blower motor. When the humidistat or Humidifier Control calls for humidity and the blower motor is operating, water flows to the distribution tray located at the top of the unit.
  • Page 5 Aprilaire Humidifier under most operating conditions, has this humidifying capacity. Trouble-free performance and minimum maintenance are assured by the design features of the Aprilaire Humidifier. All unit housing parts that come in contact with water are non-metal and will never rust or corrode.

  • Page 6: Humidifier Control

    II. OPERATING INSTRUCTIONS- 448, 558, 568, 768 There are two possible modes of operation of your Aprilaire Humidifier Control - Automatic and Manual. An explanation of both follows: Automatic Mode: (Manual Mode-see pg 6) Your Humidifier Control is installed in the cold air return. During the first heating season, your Humidifier Control needs to be set initially to match your home’s condition.
  • Page 7 Your Aprilaire Automatic Humidifier, is a high precision system that will accurately maintain the relative humidity in your home. For every 1° change in outdoor temperature, the control will automatically adjust the indoor relative humidity (RH) by RH in your home, follow these steps: 1.

  • Page 8: Manual Humidistat

    Manual Mode: (Automatic Mode – see pg 4) Your Aprilaire Humidifier is controlled by a Humidifier Control installed either in the living area or in the cold air return. It is important to anticipate a drop in outdoor temperature and reduce the setting accordingly to avoid excessive condensation.

  • Page 9: Effect Of Water Characteristics

    To check the humidifier operation, set the Humidifier Control above the click point, make sure that the water saddle valve is open and that there is electricity to the unit. With all models except the 350 and 360 Aprilaire Humidifiers, the furnace blower motor must be operating for the Aprilaire Humidifier to function.

  • Page 10: Annual Maintenance

    In the drain-equipped models, most of these solids are effectively controlled by flushing them down the drain. In the Models 448 and 445 Aprilaire Humidifiers, these solids will build up on the evaporator surface, in the reservoir and pump section. This is why proper maintenance is important and necessary.

  • Page 11: Periodic Preventative Maintenance

    HUMIDIFIER CONTROL: Humidifiers controlled by the Humidifier Control require no control adjustment. Shut off the water supply to the humidifier by closing the saddle valve. MANUAL HUMIDISTAT: For humidifiers controlled by a manual humidistat, simply turn the humidistat to the “Off” position. Shut off the water supply to the humidifier by closing the saddle valve.

  • Page 12: Maintenance Instructions

    Water Panel evaporator and replace with a new Water Panel evaporator (Stock No. 10 for Model 110 and Stock No. 12 for Model 112), with colored spot up. 9. Remove the plastic drain hose from the bottom of the unit and flex it to loosen the internal calcium deposits.

  • Page 13: Models 220 & 224

    MAINTENANCE INSTRUCTIONS for APRILAIRE HUMIDIFIER MODELS 220-224 CAUTION! Sudden operation may cause personal injury or property damage. Turn humidistat to “off” or lowest setting before servicing. 1. Note Humidistat setting and turn dial to the “off” position. 2. Turn off water supply and turn down humidistat.

  • Page 14: Models 350 & 360

    MAINTENANCE INSTRUCTIONS for APRILAIRE HUMIDIFIER MODELS 350-360 WARNING! 120 volts may cause serious injury from electrical shock. Disconnect power and shut off water supply before servicing. 1. Note Humidistat setting and turn dial to the “off” position. 2. Disconnect electrical power and turn off water supply.

  • Page 15: Model 440

    MAINTENANCE INSTRUCTIONS for APRILAIRE HUMIDIFIER MODEL 440 CAUTION! Sudden operation may cause personal injury or property damage. Turn humidistat to “off” or lowest setting before servicing. 1. Note humidistat setting and turn dial to the “Off” position. 2. Remove two aluminum knobs (1), swing up and remove top cover (2) from humidifier.

  • Page 16: Models 445 & 448

    MAINTENANCE INSTRUCTIONS for APRILAIRE HUMIDIFIER MODELS 445-448 WARNING! 120 volts may cause serious injury from electrical shock. Disconnect power and shut off water supply before servicing. 1. Note humidistat or Humidifier Control setting and turn dial to the “Off” position.

  • Page 17: Reservoir Pump Sections

    MAINTENANCE INSTRUCTIONS for MODELS 445-448 RESERVOIR PUMP SECTIONS WARNING! 120 volts may cause serious injury from electrical shock. Disconnect power and shut off water supply before servicing. IMPORTANT: Clean and refill reservoir, hose, pump and float every 30 days during heating season. A.

  • Page 18: Model 558

    MAINTENANCE INSTRUCTIONS for APRILAIRE HUMIDIFIER MODELS 558-560-568 CAUTION! Sudden operation may cause personal injury or property damage. Turn humidistat or control to “off” or lowest setting before servicing. 1. Note humidistat or Humidifier Control setting and turn dial to the “OFF” position.

  • Page 19: Models 760 & 768

    MAINTENANCE INSTRUCTIONS for APRILAIRE HUMIDIFIER MODELS 760-768 WARNING! 120 volts may cause serious injury from electrical shock. Disconnect power and shut off water supply before servicing. 1. Front Cover 2. Base 3. Evaporative Assembly 4. Distribution Tray 5. ”V” Notches 6.

  • Page 20: Limited Warranty

    TABLE OF CONTENTS WARRANTY REGISTRATION Visit us on-line at www.aprilaire.com to register your Aprilaire product. If you do not have on-line access, please mail a postcard with your name, address, phone number, product purchased and date of purchase to: Research Products Corporation, P.O.

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