Aprilaire 110 manual

READ AND SA VE THESE INSTRUCTIONS Owner ’ s Manual For Models 110, 112, 220, 224, 350, 360, 440, 445, 448, 558, 560, 568, 760 & 768 Includes Safety & Operating Instructions and W arranty Information Humidifiers[...]

T ABLE OF CONTENTS WARNING 120 volts may cause injury from electrical shock. Disconnect power and shut off water supply before servicing. CAUTION Sudden operation may cause personal injury or property damage. Turn humidistat or Humidifier Control to “OFF” or lowest setting before servicing Introduction . . . . . . . . . . . . . . . . . . . . . [...]

- 1 - Thank you for your recent Aprilaire ® Humidifier purchase. We sincerely 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, a[...]

- 2 - With your purchase of a humidification system, you have invested in a humidifier that operates on the evaporative principle – nature’s own way of adding moisture – and will provide the proper relative humidity all during the heating season. It is very possible that you have questions concerning your humidifier – questions on what it c[...]

- 3 - Capacity is high because an average home (10,000 cu. ft.) requires the addition of approximately 9 gallons of water per day to maintain 35% relative humidity when the outside temperature is 20°. The smallest Aprilaire Humidifier under most operating conditions, has this humidifying capacity. Trouble-free performance and minimum maintenance a[...]

TABLE 1 – Operation Guide - 4 - 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 initiall[...]

- 5 - 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 1 / 2 %. If you would like to determine the RH in your home, follow these steps: 1. Determine [...]

TABLE 3 – Outdoor-Indoor Relative Humidity - 6 - 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. F[...]

- 7 - V . EFFECT OF W A TER CHARACTERISTICS Your humidifier will operate effectively using either hot, cold, hard or mechanically softened water. Whether to use available tap water, even though it may be quite hard, or chemically softened water, is a common concern to homeowners when installing a humidifier. III. OPERA TING INSTRUCTIONS- 110, 112, [...]

- 8 - VI. ANNUAL MAINTENANCE VII. ANNUAL SUMMER SHUTDOWN For best performance, we recommend that you replace the water panel evaporator in your Aprilaire Humidifier annually. See individual model instructions for additional maintenance. To purchase a Water Panel: • Call the installer of your Aprilaire Humidifier. This information is often found o[...]

- 9 - NOTE: Periodic inspection and preventive maintenance of your total heating system is important for efficient and safe operation. Your heating contractor should include humidifier service at the same time. All models, except No’s. 448 and 445, are equipped with an in-line water strainer and orifice as shown below. These parts should be inspe[...]

- 10 - 1. Note Humidistat setting and turn dial to the “off” position. 2. Disconnect electrical power and turn off water supply. 3. Disconnect: a) 120 volt electrical service. b) Copper water supply line (1) & feed tube (2). c) Drain line. d) 24 volt leads. 4. Turn two swing locks (3), one at either side of lower housing off humidifier flan[...]

- 11 - 1. Note Humidistat setting and turn dial to the “off” position. 2. Turn off water supply and turn down humidistat. 3. Remove three “Z” clips (1) that hold top half of unit to furnace plenum. 4. Slide off four closure clips (2 & 3) that hold two halves of unit together. 5. Loosen compression fitting (4) on copper feed tube (6) and[...]

- 12 - 1. Note Humidistat setting and turn dial to the “off” position. 2. Disconnect electrical power and turn off water supply. 3. Remove screws of the inlet grille (1). The grille can now be removed from the metal housing (8). 4. Lift the complete plastic framed evaporative section out of the humidifier housing. 5. To remove the distribution [...]

- 13 - 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 humid[...]

- 14 - 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. 2. Disconnect electrical power and turn off water supply. 3.[...]

- 15 - A. TO CLEAN RESERVOIR 1. Hold bottom of reservoir (IT IS FILLED WITH WATER) and loosen retainer knob. Carefully lower reservoir, disengaging from metal frame. 2. Empty water, remove partition and reservoir liner. 3. Clean or replace reservoir liner. Reinstall partition in liner. To replace reservoir, hook back of reservoir over lip of dark m[...]

- 16 - MODELS 558-560-568 1. Note humidistat or Humidifier Control setting and turn dial to the “OFF” position. 2. Turn off water supply. 3. At the side of the unit opposite the airflow duct pull front cover (1) off holding with both hands and set aside. 4. Carefully pull the plastic feed tube (2) out of the nozzle (3) at the top of the Water P[...]

- 17 - 1. Note humidistat or Humidifier Control setting and turn dial to the “OFF” position. 2. Disconnect electrical power and turn off water supply. 3. Unlatch humidifier cover assembly (1) from base assembly (2) at the bottom of the cover, lift, and set aside. 4. Pull out the evaporative assembly (3) by grasping at the top and tipping out. 5[...]

Your Research Products Corporation Aprilaire ® Humidifier unit is expressly warranted for one (1) year from date of installation to be free from defects except, however, for the disposable Water Panel which will have to be replaced from time to time depending upon the amount of use. Research Products Corporation’s exclusive obligation under this[...]