This product must be installed in compliance ... - Bel …

1 FURNACEBLOWER MOTORMODEL 50 CURRENT SENSING RELAY(IF REQUIRED)24 VAC FURNACE ACCESSORYTERMINALS OR TRANSFORMER(10VA MINIMUM)SHUT-OFF(SADDLE VALVE)WATER SUPPLYYELLOW 24 VSOLENOIDVALVE WIRESIMPORTANTUSE 120 VAC POWER SOURCE OTHER THAN FURNACE MOTOR CIRCUIT. HOWEVER, THE TRANSFORMER CAN BE POWERED OFF THE HOT 120 VAC LINE BEFORE IT ENTERS THE FURNACE. DO NOT WIRE TRANSFORMER INTO FURNACE BLOWER MODEL 50 CURRENT SENSING RELAY IS USED: WIRE MODEL 50 CURRENT SENSING RELAY INTO 24 VAC HUMIDIFIER CONTROL CIRCUIT ONLY! DO NOT INSTALL IN TRANSFORMER PRIMARY DRAIN LINE HERECOMMONHILOWATER SUPPLYCOMMON24 VAC FURNACE ACCESSORY TERMINALOUTDOOR TEMPERATURESENSOR OR MANUALMODE RESISTORCONTINUOUSLY POWERED24 VAC TRANSFORMERPROVIDED WITH HUMIDIFIERSHUT-OFF(SADDLE VALVE)YELLOW 24 VSOLENOIDVALVE WIRESIMPORTANTDO NOT WIRE TRANSFORMERINTO FURNACE BLOWER , EASTOR WEST SIDEOF HOMERCABODTCfW/GHCONNECT DRAIN LINE HEREABOVE EXPECTEDSNOW LINENOTE: IF 120V, INSTALL 24V ACTIVATED WITH HEAT MAY BE LABELED: HUM , ACC OR EAC CONSULT FURNACE MANUFACTURER FOR VOLTAGE AND OPERATION PARAMETERS OF ACCESSORY : SEE CONTROL INSTRUCTIONS FOR OTHER WIRING COMPLETE SAFETY INSTRUCTIONS AND INSTALLATION TEMPLATE BEFORE STARTINGThis product must be installed by a qualified heating and air conditioning contractor.

2 Failure to do so could result in serious injury from electrical product must be installed in compliance with all local, state and federal INSTALLER:LARGE BYPASS HUMIDIFIER MODEL 600M AND 600 AThe Model 600M and 600A Aprilaire can beinstalled on either the supply or return plenum of aforced air handling system and is easily reversiblefor installation with right hand or left hand bypassduct connections. The humidifier dimensions andserviceability must be considered when selectingthe best location for the humidifier. Here are 2examples of many types of PRODUCTS CORPORATION BOX 1467 MADISON, WI 53701-1467 CALL 800/334-6011 FAX 608/257-4357 RETURNSUPPLYRETURNSUPPLYH orizontalUpflow90-120490-120790-1079 WARNING1. ELECTRICAL SHOCK electrical power to thefurnace before starting to do so could result inserious injury from electrical SHARP EDGES may cause serious injury fromcuts.

3 Use care when making plenumopenings and handling RISK OF over 125 F can causesevere burns and scald off the hot water supply beforedisconnecting or tapping into anyhot water supply DIMENSIONSW idth (including solenoid valve):153 8 Height (including drain spud):153 4 Depth:101 4 BYPASS DUCT OPENING6 diameterPLENUM OPENING10 W x 123 4 HWATER FEED RATE3 gphELECTRICAL DATA24 VAC-60 Hz, AMPCAUTION1. Do not install humidifier where freezing temperaturescould occur. The water line could freeze and crackcausing water damage to the Do not install humidifier or bypass connection on thefurnace Do not install humidifier or bypass connection on aplenum face where the blanked off ends of the coolingcoil will restrict air movement through the Do not set humidity level above recommended or torecommended level if condensation exists on insidewindows of any unheated space, as condensationdamage may result.

4 Excess humidity can causemoisture accumulation which can allow the possibilityfor mold growth in the Do not connect Model 600M or 600 Atransformer to blower motor wiring. Premature component failure may When installing Humidifier Control ondownflow furnace, ensure blower continues torun after a heat call is satisfied to eliminatehigh temperatures from damaging the Do not install humidifier where water pressureexceeds 125 psi, since damage to thehumidifier may result. Follow codes in effectconcerning pressure Do not install humidifier on systems withgreater than in. wg pressure differentialbetween supply and return OF PROPERTY AND EQUIPMENT WIRING DIAGRAMS (SEE STEP 7 ON BACK AND HUMIDIFIER CONTROL SAFETY AND INSTALLATION INSTRUCTIONS FOR DETAILED WIRING INSTRUCTIONS)Model 600 MMANUAL CONTROLM odel 600 AAUTOMAT IC DIGITAL HUMIDIFIER CONTROLNOTEWhen installing Aprilaire humidifier on a heat pump system, use hot water.

5 Theheated water supplements the reducedsupply air temperature as added heatfor COMPLETE SAFETY INSTRUCTIONS AND INSTALLATION TEMPLATE BEFORE STARTINGTEMPLATE MUST BE LEVEL TOP READ REVERSE SIDE FIRST!READ REVERSE SIDE FIRST!IMPORTANT!Be sure owner s manual containinginstructions for operation and warranty information is given toowner in order to avoid unnecessary calls. Warranty is void unlesshumidifier is installed by qualified heating and air conditioningcontractor due to possible misapplication of :BEFORE LEAVINGTHE JOB SITE, MAKE SURE:1. Saddle valve is fully All plumbing connectionsare Humidifier Bypass damper is inproper 1 Figure 2 Figure 310007231 B2204271B ITEMSITEMS NOT FURNISHEDB uilt-in bypass damper24 VAC TransformerManual Humidifier Control (Model 600M only)Automatic Digital Humidifier Control (Model 600A only)Humidifier Control Installation InstructionsSaddle valveHumidifier Installation TemplateMounting screws (sheet metal screws)Water supply line (1 4 copper)Drain line (1 2 hose) Low voltage wireBypass ductworkModel 50 Current Sensing Relay (if required)1.

6 Front Cover2. Base3. Feed Tube4. Water Distribution Tray5. Water Panel Control Insert7. Integral Damper8. Damper Handle9. Drain Spud10. Hole Plug11. ValvePARTS top & bottom tabsto remove cover (1). Pull feed tube (3) out ofdistribution tray (4). RemoveWater Panel Evaporatorassembly. See Figure is suppliedwith bypass ductconnection on left. For rightside bypass, swap locationof drain spud (9) and cap(10). Twist to remove spudand template onsupply or return sure template is clearance for drainline and for servicing. Tracetemplate outline. Cut 10 wide x 12-3/4 high injury from humidifier base (2) inopening and secure with 6 screwsin openings location for 6 collar on opposite plenum to minimizelength and number of elbows inbypass duct. Install 6 bypassduct components. Attach duct tohumidifier collar using 2 screws in openings Water Panel Evaporatorassembly into base.

7 Make surebottom of scale control insert (6) is in drain spud. Snap top ofevaporator assembly into feed tube into distributiontray. See Figure 2. Rotatenameplate (11) if necessary, so it is right side up. Place point bypassdamper handle (8) to WINTER (open) for heating season and SUMMER for cooling installation and wiring. Disconnectelectrical power to furnacebefore wiring order for humidifier tooperate, furnace must beon and RH must be belowset-point of control. Wiring diagrams illustraterecommended method ofdetecting furnaceoperation. MANUAL HUMIDIFIERCONTROL, MODEL 600M:Manual Control can bemounted in return duct oron wall in living and cover must beremoved to mount wiring diagram for 24 Vcontrol connections. For return duct mounting,position template at least 6 upstream of bypass ductconnection or injury from sharpedges when sure foamgasket is in place andsecure control to duct using2 screws in holes provided.

8 For wall-mount, selectlocation that will not beaffected by drafts or heatsources. Remove anddiscard foam gasket andsecure control to wall overwire access opening usingscrews & anchors DIGITALHUMIDIFIER CONTROL, MODEL 600A: Select location for control on return duct at least 6 upstream of bypass ductconnection or template on ductand mark location of RHsensor opening. Drill 3/4 hole for sensor. Knob andcover must be removed tomount control. Place controlon duct with RH sensorextending into duct sure gasket is in placearound sensor cage. Securehumidistat to duct using 2screws in openings provided. Control must be powered by acontinuous 24 V source. Seewiring diagrams on templateand control instructions for 24 V control will function withcold, hot, softened orunsoftened water. Hot water(140 F max) will providemaximum evaporative valve provided may beused to tap into water installation instructions onsaddle valve package.

9 Saddlevalve is designed to be fullyopened or closed. Do not useto regulate 1/4 copper tubing fromsaddle valve to solenoid TO Figure 1/2 hose from drainspud to floor drain. Make suredrain has constant downwardslope and is not kinked. Do notover-tighten hose clamp ontodrain spud. Do not use solventadhesive on drain humidifier saddle valve and turncontrol to highest setting. Turnon furnace. Allow humidifier torun until water flows fromdrain. Make sure all electricalconnections are secure and allplumbing connections arewater-tight. Set control toproper setting.