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Humidifiers
Owner’s Manual
For Models 350, 360, 400, 400M, 500,
500M, 600, 600M, 700 & 700M
Includes Safety & Operating Instructions
and Warranty Information
READ AND SAVE THESE INSTRUCTIONS
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TABLE OF CONTENTS INTRODUCTION ® Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 Thank you for your recent Aprilaire humidifier purchase. We appreciate Principle of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 your business and are pleased to add your name to our growing list of customers. You have invested in the highest quality equipment available. Operating Instructions – Models
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Do not use the saddle valve to regulate the water flow. It is designed PRINCIPLE OF OPERATION to be completely open or closed. With your purchase of this humidification system, you have invested in a humidifier ® The minerals and solid residue not trapped by the replaceable Water Panel that operates on the evaporative principle – nature’s own way of adding moisture evaporator are flushed down the drain in the Models 350, 360, 500, 500M, – providing optimum relative humidity (RH) throughout the h
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The control has lights which indicate humidifier operation, when the Water BLOWER ACTIVATION Panel needs to be replaced and when service is required. See “Operating Set the Blower Activation Switch to “ON” to allow the Humidifier Control Instructions” for more information. to activate the furnace fan for additional humidification. Refer to TABLE 3 – There are many humidifiers on the market. They all add moisture… with Operation Guide. This may be required if the humidifier is mounted on a varyin
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Relative Humidity (%) WATER PANEL CHANGE INDICATOR MANUAL MODE The control keeps track of humidifier operation time. The yellow “Change Water Panel” light flashes after a preset amount of running time has FIGURE B – Manual Mode elapsed. This running time is preset by the installer based on the humidifier model and water hardness. Refer to the Annual Maintenance section for instructions on changing the Water Panel or call your heating and air conditioning dealer for service. After the Water Panel
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TABLE 3 – Operation Guide OPERATING INSTRUCTIONS – MODELS 350, 360, 400M, 500M, 600M & 700M Condition Solution Condensation on windows. Reduce the setting on the control dial by FIGURE C – Manual Humidifier Control 1 increment. Lack of humidity. Increase the setting on the control dial by 1 increment. If the Humidifier Control is already at the maximum setting of “7” , set the Blower Activation Switch to “ON” . The humidifier should be plumbed to hot water when using the Blower Activation featur
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ADDITIONAL INFORMATION FOR ALL MODELS ANNUAL MAINTENANCE Be sure to keep fireplace dampers closed when not in use. They provide an For best performance, we recommend that you replace the Water excellent escape route for heat, as well as humidity. Panel evaporator in your Aprilaire humidifier at least annually with the exception of Models 400 and 400M which should be changed at On occasion, indoor moisture producing activities such as clothes drying, least twice per heating season. cooking, showe
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ANNUAL SUMMER SHUTDOWN PERIODIC PREVENTATIVE MAINTENANCE For Models 400, 400M, 500, 500M, 600 and 600M close the bypass NOTE: Periodic inspection and preventative maintenance of your total damper, which is a part of the humidifier, with the small damper handle. heating system is important for efficient and safe operation. Your heating contractor can service your humidifier when he services the HVAC system. Humidifier Control: All models have a distribution tray above the Water Panel, which shoul
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REQUIRED MAINTENANCE INSTRUCTIONS REQUIRED MAINTENANCE INSTRUCTIONS (APRILAIRE HUMIDIFIER MODELS 350 & 360) (APRILAIRE HUMIDIFIER MODELS 400 & 400M) WARNING CAUTION 120 volts may cause serious injury from electrical shock. Disconnect Sudden operation may cause personal injury or property damage. power and shut off water supply before servicing. Turn Humidifier Control to “OFF” or lowest setting before servicing. 5 1. Front Cover 6 4 2. Feed Tube 4 8 3. Integral Bypass Damper 2 7 4. Water Panel E
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REQUIRED MAINTENANCE INSTRUCTIONS REQUIRED MAINTENANCE INSTRUCTIONS (APRILAIRE HUMIDIFIER MODELS 500, 500M, 600 & 600M) (APRILAIRE HUMIDIFIER MODELS 700 & 700M) CAUTION WARNING Sudden operation may cause personal injury or property damage. ELECTRICAL SHOCK HAZARD. Can cause injury or death. Disconnect Turn Humidifier Control to “OFF” or lowest setting before servicing. all electrical power supplies before servicing. Turn Humidifier Control to “OFF” or lowest setting before servicing. 4 5 3 5 8 1
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LIMITED WARRANTY ® Your Research Products Corporation Aprilaire humidifier unit is expressly warranted for five (5) years from date of installation to be free from defects in materials or workmanship 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 warranty shall be to supply, without charge, a replacement for any part of the humidifier which is found
