Aprilaire 800 Laser Level User Manual
Contents
1. The Digital Humidifier Control will accurately control the humidity in your home to a maximum of 45 The humidity Values in Table 3 are targets based on outdoor temperature and the Digital Humidifier Control setting The actual humidity may vary due to conditions in the home cooking showering etc TABLE 3 Relative Humidity Guide Outdoor Temperature F 10 F O F 10 F 20 F 30 F 10 15 20 25 a 15 20 25 30 amp 20 25 30 35 5 E 25 30 35 40 amp 30 40 5 amp 35 40 45 45 40 45 45 45 TABLE 4 Operation Guide Condition Solution Condensation on windows Reduce the setting on the control dial by 1 increment Lack of humidity Increase the setting on the control dial by 1 increment Humidifier does not turn on Turn dial to Test Reset Make certain HVAC blower is operating If unit still does not operate consult a heating contractor Turn control dial to Off If unit continues to produce steam turn off the humidifier and consult a heating contractor Humidifier won t shut off Test mode System operation is checked by setting the knob to Test Reset Make certain HVAC blower is operating Humidifier will operate for one minute Red Call Dealer for Service Note the error code on the display E1 lig2. Flashes green along with Drain light indicating fill and drain valves are pulsing to dislodge mineral deposits Solid red if canister needs water but water is not detected See Troubleshooting Guide KER kaa Indicates call for humidity Steam Solid green during call for humidity Solid yellow if humidifier cannot reach nominal output within first 48 hours of operation due to insufficient water Light conductivity Humidifier will continue to cycle valves in an attempt to reach capacity for an additional 48 hours Approximately 1 10 teaspoon of table salt can be added to fill cup to increase conductivity of water TABLE 1 Display Panel continued Icon Drain Light Service Function Drain valve indicator Solid green to indicate start of drain cycle Drain cycle occurs 1 To maintain nominal steam output during normal operation 2 During end of season shut down End of season shut down occurs after 72 hours of inactivity 3 If humidifier has operated for 168 hours without a drain cycle 4 When humidifier is turned off Flashes green along with fill light indicating drain and fill valves are pulsing to dislodge mineral deposits Flashes green when humidifier is turned off indicating canister is draining When flashing stops main power disconnect can be turned off and front panel can be opened Indicates canister needs to be replaced or humidifier requ
3. for representation of fill and drain system and canister Steam is delivered into the airstream through a dispersion tube mounted in the HVAC system ductwork Openings in the dispersion tube are fitted with tubelets which extend into the center of the tube The design of the dispersion tube and tubelets distribute steam over a wide area in the duct and direct any condensed moisture back into the steam hose 4 FIGURE 1 Fill and Drain System and Canister Steam Outlet Fill Cup Overflow 7 High Water F L th Level Sensor Electrodes Flow Control Orifice SJ Canister g Inlet ae Fill Valve Drain Valve _ Drain Cup Supply Water Drain 90 1522 SEQUENCE OF OPERATION When the Automatic Digital Humidifier Control ADHC detects humidity below the set point and provided the humidifier is turned on and the HVAC system blower is operating the internal controller in the humidifier energizes the electrodes and measures the current flowing through the water between them The controller adjusts water level in the canister via a fill valve and a drain valve to maintain a constant current The operating water level in the canister depends on the mineral content of the water which determines conductivity The ADHC has the ability to turn on the HVAC system blower if the homeowner or install
4. humidifier which is found to be defective within such five 5 year period and which is returned not later than thirty 30 days after said five 5 year period by you to either your original supplier or to Research Products Corporation Madison Wisconsin 53701 together with the model number and installation date of the humidifier THIS WARRANTY SHALL NOT OBLIGATE RESEARCH PRODUCTS CORPORATION FOR ANY LABOR COSTS AND SHALL NOT APPLY TO DEFECTS IN WORKMANSHIP OR MATERIALS FURNISHED BY YOUR INSTALLER AS CONTRASTED TO DEFECTS IN THE HUMIDIFIER ITSELF IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE SHALL BE LIMITED IN DURATION TO THE AFORESAID FIVE YEAR PERIOD RESEARCH PRODUCTS CORPORATION S LIABILITY FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES OTHER THAN DAMAGES FOR PERSONAL INJURIES RESULTING FROM ANY BREACH OF THE AFORESAID IMPLIED WARRANTIES OR THE ABOVE LIMITED WARRANTY IS EXPRESSLY EXCLUDED THIS LIMITED WARRANTY IS VOID IF DEFECT S RESULT FROM FAILURE TO HAVE THIS UNIT INSTALLED BY A QUALIFIED HEATING AND AIR CONDITIONING CONTRACTOR IF THE LIMITED WARRANTY IS VOID DUE TO FAILURE TO USE A QUALIFIED CONTRACTOR ALL DISCLAIMERS OF IMPLIED WARRANTIES SHALL BE EFFECTIVE UPON INSTALLATION Some states do not allow limitations on how long an implied warranty lasts or the exclusion or limitation of incidental or consequential damages so the above exclusion or limitatio
5. times during the humidification season e Check system operation and inspect all plumbing connections and piping for signs of cracks or leaks e Inspect drain line to make sure it is not blocked and has constant downward slope Clean or replace if necessary e Inspect steam hose to make sure it has no low spots and has constant upward slope from humidifier to dispersion tube in duct If dispersion tube is mounted below humidifier inspect drip tee drain 14 TO REPLACE THE CANISTER Replace the canister annually and when prompted by the Service light Use Only Genuine Aprilaire Model 80 Canister 1 Press On Off switch to turn humidifier off 2 Allow humidifier to drain When the green drain LED stops flashing disconnect main electrical power to humidifier Remove front panel 4 Pull three wires off posts on top of canister Two large electrode conductors and one water level probe conductor 5 Loosen hose clamp at top of canister 6 Slide hose off top of canister 7 Slide canister up and out of drain assembly Discard canister 8 Remove o ring from drain assembly using small screw driver 9 Inspect drain assembly and remove any debris See drain valve cleaning procedure 10 Insert new o ring into slot in drain assembly O ring is provided with Model 80 canister Dampen o ring with water before inserting canister Do not use oil grease or any lubricant besides water 11 Make sure strainer is in
6. ds to be set initially to match your home s condition Please follow these steps when adjusting your control refer to Figure 2 1 Turn the dial setting knob to 5 which is within the normal range During the next 24 48 hours it may be necessary to adjust the dial for more or less humidity depending on your personal comfort and home s requirements Refer to TABLE 4 Operation Guide 2 During the coldest portion of the first heating season minor adjustments may be necessary This is dependent upon your home s construction Refer to TABLE 4 Operation Guide The humidity in your home will now be accurately controlled to meet your needs and should not need further adjustment during future heating seasons Make note of the dial setting in the event you temporarily move the knob to OFF when performing annual maintenance of your Aprilaire humidifier MANUAL MODE FIGURE 3 Manual Mode O Call Dealer for Service O Humidifier On A pi i 90 1236B When installed in the Manual Mode see Figure 3 internal switch in MAN position and M in the display it is important to anticipate a drop in outdoor temperature and reduce the setting accordingly to avoid excessive condensation For example with an outdoor temperature of 20 F the correct setting will be 35 If the temperature is expected to fall to O F that evening then merely reduce the setting to 25 several hours prior to the
7. eds to be replaced When the humidifier is operating the Steam light on the front illuminates green If the internal controller attempts to make steam but the water does not contain enough minerals to be conductive the water level in the tank will reach the high level point and the Steam light will illuminate yellow Any time power is disconnected or humidifier is turned off the internal timer for start up and drain cycles is reset If the humidifier has operated 168 hours without a drain cycle the drain valve will open and drain the canister Normal operation will continue If the humidifier is operating and a power failure occurs once power is restored the On Off light will flash green for one minute then the humidifier will turn on END OF SEASON PERIOD OF INACTIVITY SHUT DOWN If the humidifier does not receive a call to operate in 72 hours the controller drains the canister The humidifier will resume normal operation when a call for humidity is made DISPLAY PANEL TABLE 1 Display Panel Icon Function Main switch Press to turn humidifier on and off On off Resets timer for start up water conditioning Solid green when humidifier is turned on Light Flashes green for one minute once power is restored if humidifier was operating when power was shut off 4 C Fill valve indicator Fill Solid green during normal operation when canister water is being replenished Light
8. er chooses to utilize that feature See ADHC installation manual OPERATING MODES When the humidifier is powered and turned on the On Off light is illuminated green Any time the fill valve is activated the Fill light illuminates green Any time the drain valve is activated the Drain light illuminates green During initial start up with a new canister the humidifier may run through a series of fill drain cycles until the conductivity of the water is in a range that allows normal operation During this time the Steam light illuminates green If the humidifier cannot produce steam at the rated level after trying for 48 hours the Steam light illuminates yellow The humidifier continues to attempt to produce steam at the rated level for another 48 hours in this mode If the humidifier cannot produce steam at the rated level in a total of 96 hours the Service light will flash red The conductivity of naturally soft water hard water and softened water changes as the water heats up but the controller adjusts the water level to maintain a nominal current between the electrodes Over the life of the canister minerals that build up on the electrodes will reduce their effective surface area and affect the resistance between them The operating water level will increase with use until it reaches the high water level probe At that point the Service light will flash red indicating that the canister ne
9. ht flashes Figure 2 E2 E3 or E4 and call your heating and air conditioning dealer CHECK THE HUMIDIFIER OPERATION DIGITAL HUMIDIFIER CONTROL Set the knob to Test Reset make sure that the water saddle valve is open and that the humidifier is on The HVAC fan must be running for the humidifier to function The humidifier will only operate for 1 minute in test mode Reduce the Humidifier Control setting to the recommended inside humidity depending on the outside temperature DO NOT LEAVE IN TEST MODE AS HUMIDIFIER WILL NOT OPERATE ADDITIONAL INFORMATION Be sure to keep fireplace dampers closed when not in use They provide an excellent escape route for heat as well as humidity On occasion indoor moisture producing activities such as clothes drying cooking showers etc may raise the humidity level higher than it should be even though the Aprilaire humidifier is not operating Telltale indications are condensation or frost on cold surfaces such as windows doors walls etc If such condensation persists for several hours your home should be ventilated to dissipate the potentially damaging excess moisture EFFECT OF WATER CHARACTERISTICS Your humidifier is designed to operate using softened or unsoftened cold tap water Do not use hot water MAINTENANCE Turn humidifier off and allow humidifier to drain Disconnect power before servicing Inspect Humidifier at approximately 500 hour intervals or several
10. ires other type of service Light Flashes red when canister can no longer supply demand and needs to be replaced because electrodes have been corroded or coated with mineral deposits Humidifier may continue to generate steam but at a reduced capacity Flashes red if humidifier with new canister cannot generate steam due to insufficient water conductivity after 96 hours of drain fill activity Approximately 1 10 teaspoon of table salt can be added to fill cup to increase conductivity of water Solid red if controller detects over current between electrodes Causes may include electrodes coated with mineral deposits blocked drain or defect in drain valve circuit See Troubleshooting Guide OPERATING INSTRUCTIONS DIGITAL HUMIDIFIER CONTROL The Digital Humidifier Control offers two modes of operation Automatic or Manual An explanation of both modes follows See Figure 2 on page 10 for Automatic Mode See Figure 3 on page 11 for Manual Mode When in the Automatic Mode this system offers the following benefits e You will receive the optimum amount of humidity so that your home and its furnishings are protected from the damaging effects of excess condensation or low humidity during the heating season The Control automatically adjusts your home s humidity based on the outdoor temperature increasing the time maximum comfort is maintained e Simple operation with few adjustments In the Automatic Mode the Control eli
11. minates the need to manually adjust the control when outdoor temperature changes It also eliminates the need to turn the dial setting to OFF during the summer season DIGITAL HUMIDIFIER CONTROL INDICATOR LIGHTS Call Dealer for Service The red light indicates that the humidifier is not operating normally and that service is required Humidifier On The green light indicates that the humidifier is operating normally BLOWER ACTIVATION Set the Blower Activation Switch to ON to allow the Humidifier Control to activate the furnace fan for additional humidification Refer to TABLE 4 Operation Guide This may be required if the humidifier is mounted on a heat pump or a furnace with short run cycles When the Blower Activation switch is ON the Humidifier Control will turn on the HVAC blower when humidity is required In the OFF position the humidifier will only operate if humidity is required and the HVAC system is operating When the Blower Activation switch is ON the Humidifier Control may periodically turn the HVAC blower on to sample the humidity of the air AUTOMATIC MODE FIGURE 2 Automatic Mode Automatic Humidifier Control Indoor Humidity He Call Dealer for Service O Humidifier On BLOWER ACTIVATION rilaire J 90 1235B Your Aprilaire Humidifier Control is installed in the cold air return duct During the first heating season your Humidifier Control nee
12. ns may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state 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 model number of product purchased and date of installation to Research Products Corporation P O BOX 1467 Madison WI 53701 Your Warranty Registration information will not be sold or shared outside of this company Thank you RESEARCH PRODUCTS CORPORATION PO BOX 1467 e MADISON WI 53701 1467 10008948 6 10 B2205104A 2010 Research Products Corporation 16
13. receive from the equipment you just purchased and help you understand the routine maintenance that will be required Be sure to register your humidifier warranty online at www aprilaire com warranty Genuine Aprilaire Replacement Model 80 Steam Canisters are available from your installing contractor or from most other heating and air conditioning contractors in your area Use the dealer locator on our web site www aprilaire com or look in the Yellow Pages under Humidifying Apparatus or Heating amp Air Conditioning Contractors PRINCIPLES OF OPERATION The Aprilaire Model 800 Canister Steam Humidifier delivers humidity in the form of steam to the conditioned space via the HVAC system duct or optional Aprilaire Model 850 Fan Pack The humidifier generates steam by energizing two electrodes that extend into a canister of water Current flowing between the electrodes causes the water to boil creating steam Water is introduced to the humidifier through a fill valve to a fill cup located in the top of the cabinet The fill cup serves as an overflow reservoir and provides an air gap between the humidifier and water source The steam canister is filled from the bottom The canister is seated in a drain cup assembly which includes a drain valve The drain and fill valves work together to maintain water level in the canister to deliver the rated steam capacity based on the electrical conductivity of the water and to temper drain water See Figure 1
14. rilair e Steam Humidifier MN Model 800 Residential Steam Humidifier Owner s Manual Includes Safety amp Operating Instructions and Warranty Information READ AND SAVE THESE INSTRUCTIONS TABLE OF CONTENTS Salety CautlOnS qeiccx waves tandiatwad iia euiwadanwiaetliva van 2 VU GL GE ON Ses ss ts eters arena tess Atp cero dea nd EA RE a aks doen E eee 4 Principles oi Operation scerisressentrerip terikit EE teraand wane 4 Sequence of Operation 0 cece ences 5 Operating Mades x ioc e5 iad oid viele Ghalv du are tials 6 Display Fanal es ae ir rar ar nea meer OR one eee 7 Operating Instructions Digital Humidifier Control 9 e Digital Humidifier Control Indicator Lights 9 e Blower Activation s an 000 0020 cece cence eee 9 e Automatic Mode n nannaa anaana naea aara 10 e Manual Mode nnna anaana aaeeea 11 Check the Humidifier Operation nannaa naaa 13 Additional Information 0 00 000202 e eee eee 14 Effect of Water Characteristics 0 00 c cece eee eee 14 Maintenant searre ta renea done ded eed bead mee EEEE es 14 Limited Warranty secese rores Sed eote nia Ei bo kE EEOAE bed 16 4 CAUTION ATTENTION INSTALLER Read this manual before installing This product must be installed by qualified HVAC and electrical contractors and in compliance with local state federal and governing codes Improper installation can ca
15. rsonal injury or death as a result of electrical shock or fire Do not remove access panels until electrical power is disconnected Follow the shutdown procedure in this manual before performing service or maintenance procedures on any part of the system ELECTRICAL SHOCK HAZARD If the humidifier starts up responding to a call for humidity during maintenance severe bodily injury or death from electrical shock could occur Follow the procedures in this manual before performing service or maintenance procedures on this humidifier EXCESSIVE SUPPLY WATER PRESSURE Supply water pressure greater than 120 psi may cause the humidifier to overflow SHARP EDGES Sharp edges may cause serious injury from cuts Use care when cutting plenum openings and handling ductwork EXCESS HUMIDITY Do not set humidity higher than recommended Condensation may cause damage INTRODUCTION Thank you for your recent Aprilaire humidifier purchase We appreciate your business and are pleased to add your name to our growing list of customers You have invested in the highest quality equipment available Aprilaire manufactures whole house indoor air quality products and is a recognized leader in the heating and air conditioning industry Your humidifier will require periodic maintenance to assure continued consistent performance See page 14 Now please take a few minutes and read this booklet This will familiarize you with the benefits you will
16. serted into bottom of new canister 12 Insert canister into drain assembly Position canister with label facing outward 13 Slip steam hose over top of canister and tighten hose clamp 14 Reattach three wires to posts on top of canister Larger electrode conductors are interchangeable 15 Replace front panel 16 Inspect drain line to make sure it is not blocked and has constant downward slope Clean or replace if necessary 17 Inspect steam hose to make sure it has no low spots and has constant upward slope from humidifier to dispersion tube in duct If dispersion tube is mounted below humidifier inspect drip tee drain 18 Restore electrical power to humidifier 19 Turn humidifier on and verify green On Off light is illuminated 20 See Start up procedure TO SERVICE FILL VALVE If water flow from fill valve is restricted disconnect inlet fitting and remove in line strainer using small screw from inlet port Clean or replace strainer 15 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 steam canister 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
17. temperature change See Table 2 for the recommended settings These settings which are based on years of research represent a compromise between humidity levels that would be most desirable for comfort and humidity levels that are suitable for protection of your home and to avoid condensation on your windows For example a wintertime indoor humidity of 50 may be considered ideal for comfort but unfortunately it probably would result in condensation which can cause damage to your home Observing the recommended humidity levels on your Humidifier Control is an important safeguard Condensation of water on the inside surface of windows in the form of fogging or frost is usually an indication of too much humidity This same condensation can occur in other areas in your home possibly resulting in damage TABLE 2 Outdoor Temperature Indoor Relative Humidity Outside Temperature Recommended RH 40 F 45 30 F 40 20 F 35 10 F 30 O F 25 10 F 20 20 F 15 11 TEST RESET The Test Reset feature allows the humidifier operation to be checked even if there is no call for humidity See Check the Humidifier Operation on page 13 ADDITIONAL INFORMATION AUTOMATIC MODE Your humidifier is a precision system that will accurately maintain the humidity in your home For every 2 F change in outdoor temperature the Digital Humidifier Control will automatically adjust the indoor humidity by 1
18. use property damage severe personal injury or death as a result of electric shock burns or fire Read all cautions and instructions Read this manual before performing service or maintenance procedures on any part of the system Failure to follow all cautions and instructions could produce the hazardous situations described resulting in property damage personal injury or death Failure to follow the instructions in this manual can cause moisture to accumulate which can cause damage to structure and furnishings CAUTION HOT SURFACES AND HOT WATER This steam humidification system has extremely hot surfaces Water in steam canister steam pipes and dispersion tube can be as hot as 212 F 100 C Discharged steam is not visible Contact with hot surfaces discharged hot water or air into which steam has been discharged can cause severe personal injury To avoid severe burns follow procedures in this manual when performing service or maintenance procedures on any part of the system DISCONNECT ELECTRICAL POWER Disconnect electrical power before installing supply wiring or performing service or maintenance procedures on any part of the humidification system Failure to disconnect electrical power could result in fire electrical shock and other hazardous conditions These hazardous conditions could cause property damage personal injury or death Contact with energized circuits can cause property damage severe pe
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