Home

USER`S MANUAL AND INSTALLATION INSTRUCTIONS 15 SEER 2

1. snid ep xne sed 1u lAuo2 N A 091 zey suiejs s uo a qejins JON SANAJINPUOI sep 1ueuienbiun z oldu 3 2 juo s1ojonpuoo 1eddoo asn suonoeuuoo Ajddns 104 Z Juene Jednog Burorues Pauuoas q L SILON 9 BUIS Jjeuonipuo pa eysed Figure 12 Wiring Diagram 12 P5RF Charging Charts P5RF X24K Charging Chart Cooling 600 580 560 540 520 500 480 460 440 420 400 380 360 340 320 300 280 260 240 220 200 Liquid Pressure psig 75 80 85 90 95 100 105 110 115 120 125 130 135 Liquid Temperature F P5RF X36K Charging Chart Cooling r L j I ll j sq y a ee B a 5 a 0 o n 3 3 5 100 105 110 115 120 125 130 135 Liquid Temperature F P5RF Charging Charts continued Liquid Pressure psig 14 P5RF X48K Charging Chart Cooling E AAA OA ET TY EN PTI 2e T I T T T EE E 540 520 500 480 460 440 420 400 380 360 340 320 300 280 260 240 220 200 90 95 100 105 110 115 120 125 130 135 Liquid Temperature F 15 INSTALLER PLEASE LEAVE THESE INSTALLATION INSTRUCTIONS WITH THE HOMEOWNER Ar wn O PERFORMANCE CERTIFIED ARI Standard 210 240 Unitary
2. USER S MANUAL AND INSTALLATION INSTRUCTIONS 15 SEER 2 Stage R 410A Single Package Air Conditioner Single Package Air Conditioner IMPORTANT Read this owner information to become familiar with the capabilities and use of your appliance Keep this with literature on other appliances where you have easy access to it in the future If a problem occurs check the instructions and follow recommendations given If these suggestions don t eliminate your problem call your installing contractor or distributor in your area INTRODUCTION Mostany air conditioner will keep you cool Our air conditioner was designed to do it efficiently Efficiency means less cost to you while keeping you comfortable WHY YOUR AIR CONDITIONER WORKS SO WELL SO QUIETLY 1 Airis cooled by a large evaporator coil Moisture is also removed from the air by this same coil 2 Airis then delivered through the main duct via registers into your home 3 Return air is drawn through the return register 4 This air enters the unit passes through the evaporator coil is cooled and dehumidi fied Then the cycle begins again SECTION 1 OWNER INFORMATION OPERATING INSTRUCTIONS To Operate Your Air Conditioner for Cooling
3. Ucet 72 Clearance around condenser coil area to wall or shrubs excludes duct panel side 12 Minimum clearance to combustible materials Combustible Base Wood or Class A B or C roof Covering material 0 Supply and Return Air Ducts 0 Duct Connection 0 DUCT REQUIREMENTS The supply duct system including the number and type of registers will have much more ef fect on the performance of an air conditioning system then any other factor The duct must be sufficiently large to conduct an adequate amount of air to each register GRILLE FILTER RETURN AIR Figure 4 Return Air Box 4 INSTALLTHE RETURN AND SUPPLY AIR FITTINGS ON THE UNIT The supply and return fittings are included with select models If supplied the duct fittings are shippedinthe supply duct They attach tothe unit openings with a flange and bead arrangement secured with two sheet metal screws Note For ease of access install fitting before positioning unit in final location SUPPLY DUCT Position the supply duct collar if supplied so the edge of the unit opening fits between the flange andthe bead Overlap the collar ends keeping the small screw holes underneath Align the holes in the crimped area and install one screw Note It may be necessary to loosen the four screws that hold the transition duct in order to install the su
4. conditioning system than any other factor The duct must be sufficiently large to conduct an adequate amount of air to each register Air ducts should be installed in accordance with the standards of the National Fire Protection Association Standard for Installation of Air Conditioning and Ventilation Systems NFPA 90A Standard for Installation of Residence Type Warm Air Heating and Air Conditioning Systems NFPA 90B these instructions and all applicable codes THE AIR CONDITIONING OUTPUT OF THE SYSTEM WILL NOT COOL THE HOME IFTHE AIR IS LOST TO THE OUTSIDE THROUGH LEAKS INTHE DUCT SYSTEM ALSO DUCTS WHICH ARE COLLAPSED OR RESTRICTED BY FOREIGN OBJECTS WILL PREVENT ADEQUATE AIR FLOW Note For highly resistive duct systems it may be necessary to add an additional return air duct and or supply to achieve maximum performance and prevent coil icing and refrigerant flood back 7 CONNECTING THE RETURN AND SUPPLY AIR FLEXIBLE DUCTS a The supply duct for all units is 12 in diam eter The return duct is 14 diameter for all air conditioning units b The flexible ducts can be connected to the corresponding fittings with the clamps pro vided with the ducts Note All connections should be leak tight or a loss in cooling capacity will result Theflexible ducts may be cuttothe required length see instructions packed with duct Keep all ducts as short and straight as pos sible Avoid sharp bends d D
5. do notturn the unit on and expect a dramatic drop in temperature at least not right away If your home is hot and humid the temperature will drop slowly 4 Check your filters every ten days in summer to see if they are dirty To keep them clean use a mild solution of detergent and water on washable types Replace non washable filters 5 Keep your outdoor condenser coil clean You can hose it down when it gets dirty If your air conditioner isn t working 1 Make sure the fuses are not blown or that your circuit breakers are on 2 Seethatyourthermostatis set atthe desired temperature and that your system s switch is on Cool 3 3 For free air flow make sure your return register is not covered and that the filter is clean 4 Checkthe outdoor condenser coil and make sure it is clean and not clogged with grass or leaves If your air conditioner still isn t working call your nearest distributor SECTION 2 INSTALLER INFORMATION GENERAL Read the following instructions completely before performing the installation These instructions are for the use of qualified personnel specially trained and experienced in the installation of this type of equipment and related system components Some states require installation and service personnel to be licensed Unqualified individuals should not attempt to interpret these instructions or install this equipment The single packaged air conditioners are de signed f
6. the unit wiring diagram and inspect the factory wiring connec tions to be sure none loosened during shipping or installation N CAUTION To avoid personal injury or property damage make certain that the motor leads cannot come into contact with any uninsulated metal components of the unit CONDENSATE DRAIN A 3 4 condensate fitting extends out of the side oftheunit The draintrap shippedinthe electrical compartment mustbe installed to prevent water from collecting inside the unit Thread the elbow provided with the unit into the drain connection until hand tight Install the trap into the fitting and seal the joint Make sure it is level Route the condensate fromthe trap to a suitable drain Any connecting tubing or hose must have the outlet below the trap level for proper drainage N WARNING Turn offelectrical power before servic ing controls Severe electrical shock may result unless power is turned off Unit must be installed in compliance with the National Electrical Code NEC and local codes Jy 177 IB UN E TUH 11 1177 EL 111 s 7 ff High Voltage Low Voltage Figure 9 Power Entry ELECTRICAL CONNECTIONS 1 ELECTRICAL SERVICE High Voltage a Install a branch circuit disconnect of ad equate size per NEC Locate the disconnect within sight of the unit b Extend leads through power wiring hole provided Connect L
7. 1 and L2 directly to the contactor See Figure 9 Ground the air conditioning unit using the green grounding screw provided in the control panel Low Voltage a Route 24v control wires through the sealing grommet near the power entrance b Connect the control wires to the leads in the low voltage area See Figure 10 2 OVERCURRENT PROTECTION In general the best fuse or breaker for any air conditioner is the smallest size that will permit the equipment to run under normal use and service without nuisance trips Such a device sized properly gives maximum equipment protection The principal reason for specifying a time delay type is to prevent nuisance trips when the unit starts In the event that a fuse does blow or a breaker trips always determine the reason Do not arbi trarily put in a larger fuse or breaker and do not in any case exceed the maximum size listed on the data label of the unit 3 LOCATING THE THERMOSTAT Locate the thermostat away from drafts and slamming doors and place it where there is afree flow of air Mounton an inside wall approximately five feet from the floor Do not locate near a lamp kitchen range direct sunlight or in line with air flow from supply registers These units are two stages Cooling and Heat ing units They require a 2 stage Cooling Heating thermostat The heat cool thermostat is equipped with a system HEAT COOL switch which provides a positive means of preventi
8. MS 34NSSIYA H9IH WOO Adve H3 HOJSNVHI A3H9 MOTIA NSSH9 H3MO ld MO HOLON 4HOOALNO 5 HOIH ov18 9395 ZA sBumes Moje 10 suononnsul uonelielsu 995 9 50 20 jqeyns siol9npuo2 esn jueure2ejda 104 y 9149 eJ A OSL snid suonejjejsui xne sed 1u lAuo2 Puno4 A 0S paeoxe yey sula s s uo aJqeyns JON 31AIND ue sep Juswenbiun z oldui3 2 juo 1eddoo esn suonoeuuoo jddns 104 z u n mn l 9418 Juene aj L je Pauuoas q L S310N Jjeuonipuo2 Aly Figure 11 Wiring Diagram 11 WD 710926A o eo s co H9IH ONIUIM 01313 dN3931 yovga MOTISA 1 HOSSIHAWOO HOLIMS HOLIMS 3unssaud 3unss3ud HDIH MOTI3A MOTI3A MOTNJA WOO Adve HulHOJSNVH L MOTISAINS3HO 5 H9IH Movida 13345 ZA JoMO Q 10 295 S 0 901 10 5 s1ojonpuoo esn sam 104 y 8 A OGL
9. Small AC 05 Liste 8 g 709036A Replaces 7090360 Specifications and illustrations subject to change without notice and without incurring obligations NORDYNE Printed in U S A 06 09 O Fallon MO COMPLETE COMFORT GENUINE VALUE 709036A
10. Thermostat The 15 SEER Air Conditioner uses a special two speed compressor to achieve a high level of efficiency in a compact frame A two stage cooling 24VAC thermostat can be used with these units For the highest efficiency the use of a two stage cooling thermostat is recommended Refer to Figure 11 or 12 fora unit wiring diagram Cooling Mode 1 Onacall for cooling the thermostat closes applying 24VAC to the G and Y1 terminals on the control This closes the compressor contactor andthe compressor operates on 1st stage 2 f the thermostat is not satisfied in the required time based on the operation of the two stage cooling thermostat Y2 will System Fan Temperature Mode Mode Selector Figure 1 Typical Thermostat energize and the compressor will run at second stage Refer to the thermostat installation instructions for the cooling profile 3 When the thermostat is satisfied G and Y terminals on the control board are de energized opening the compressor contactor To Operate Your Unit for Heating If optional heat accessory is installed 1 Set the thermostat system switch to HEAT or AUTO and the thermostat fan switch to AUTO See Figure 1 2 Set the thermostat temperature to the desired temperature level using the temperature selector Please refer to the separate user s manual for complete thermostat programming instructions The indoor blower will cycle on and off to maintain the
11. eeded for the box Floor joists generally are located on 16 centers leaving 14 3 8 between joists After measuring 6 REGISTER AUTOMATIC DAMPER IS CLOSED WHEN A C UNIT IS OFF Figure 5 Supply Damper the return air box approximately 12 1 4 x 14 1 4 cut the hole through the floor so that the box will fit between the floor joists Care should be taken when cutting through carpeting to avoid snags In most installations it willbe necessary to cuta similar hole in the fiberboard directly under the hole in the floor However if the floor is more than ten inches deep it will only be necessary to cut a hole for the collar on the return air box or for the insulated duct Set the box into the opening and fasten with screws or nails Put the filter and return air grille in place 6 LOCATING AND INSTALLING THE SUPPLY DAMPER S AN CAUTION When a home is not equipped with a make ready kit means must be pro vided to prevent simultaneous opera tion of the heating and cooling units A heat cool thermostat is available for this purpose When installing this air conditioning system in conjunction with a furnace a damper must be installed in the furnace base assembly to prevent cold air being discharged around the heat exchanger Damage to the heat exchanger and asphyxiation may occur if a damper is not installed Check with the furnace manufacturer for damper requirements Failure to install the
12. ere it andthe ducts will be shaded from the afternoon sun when the heat load is greatest Try to select a site for the unit that is as close as possible to the proposed return grille loca tion Keep in mind that the length of the supply and return ducts should be kept to a minimum with no sharp radius bends 2 UNPACK THE UNIT It is recommended that the unit be unpacked at the installation site to minimize damage due to handling AN CAUTION Do not tip the unit on its side Oil may enter the compressor cylinders and cause starting trouble If unit has been set on its side restore to upright posi tion and do not run for several hours Then run unit for afew seconds Do this three or four times with five minutes between runs Supply Air Return Air Figure 3 Return and Supply Air Fittings a Remove the bands from around the unit b Unfold the top and bottom cap flanges c Carefully remove the top cap and tube 3 CLEARANCES Minimum clearances as specified in Figure 2 MUST be maintained from adjacent struc tures to provide room for proper servicing and air circulation Do NOT install unit in a confined or recessed area that will allow discharge air from the unit to re circulate into the condenser air inlet through the coil Service Access Clearance Blower access panel side 24 Electrical compartment access panel side 12 Clearance between overhang and top of
13. indoor temperature at the desired heating level To Shut Off Your Air Conditioner Set the thermostat system switch to OFF and the thermostat fan switch to AUTO See Figure 1 The system will not operate regardless of the thermostat temperature setting To Operate the Indoor Blower Continuously Set the thermostat fan switch to ON See Figure 1 The indoor blower will start immediately and will run continually until the fan switch is reset to AUTO The continuous indoor blower operation can be obtained with the thermostat system switch set in any position including OFF The continuous indoor blower operation is typically used to circulate the indoor air to equalize a temperature unbalance due toa sun load cooking or fireplace operation BEFORE YOU CALL A SERVICEMAN Let your serviceman check your system at the start of each air conditioning season He will make sure it s working right clean or change filters and make any needed adjustments In addition follow these simple rules 1 Never run your system without filter If you do the cooling coils will get dirty and may become clogged 2 Setyourthermostat at the comfort level you wish and then leave it alone Let it control the operation of the air conditioning system If you get chilly turn it up a degree at a time until comfort is restored 3 It takes longer for an air conditioner to cool your dwelling than it does for your furnace to heatit Therefore
14. laims for damage apparent or concealed should be filed immediately with the carrier AN CAUTION This unit uses refrigerant R 410A Do NOT under any circumstances use any other refrigerants besides R 410A in this unit Use of another refrigerant will damage this unit AN WARNING Single Packaged Air Conditioners are shipped fully charged with R 410A refrigerant and ready for installation When a system is installed according to these instructions no refrigerant charging is required If repairs make it necessary for evacuation and charging it should only be done by qualified trained personnel thoroughly familiar with this equipment Some local codes require licensed installation service personnel to service this type of equipment Under no circumstances should the owner attempt to install and or service this equipment Failure to comply with this warning could result in property damage personal injury or death INSTALLATION 1 SELECT THE BEST LOCATION FOR THE AIR CONDITIONING UNIT IMPORTANT DO NOT PLACE UNIT UNDER THE HOME Select a solid level position preferably on a concrete slab slightly above the grade level and parallel to the home The hot condenser air must be discharged up and away from the home and if possible in a direction with the prevailing wind Do not place the unit in a confined space Figure 2 Minimum Unit Clearances If practical place the air conditioner wh
15. ng simultaneous operation of the heating and cooling units The thermostat is also equipped with on ON AUTO fan switch which allows the home owner to operate the indoor blower when air circulation is desired Connect the low voltage wires to the respective terminals on the thermostat base See thermostat instruction sheet for more detailed information See Figure 10 Refer to furnace installation instructions for required connections and proper heat anticipa tor setting when installing unit with an external furnace If two stage heating is desired an optional outdoor thermostat may be installed Connect the thermostat to the orange low voltage wire and the W terminal on the indoor thermostat base See Figure 10 See the thermostat instructions for details on setting the outdoor thermostat 4 ELECTRIC HEAT PACKAGE OPTIONAL The air conditioner is shipped without an auxil iary electric heat kit installed If electric heat is desired an accessory Heater Kit must be field installed See Specifications Sheet for available kits and their applications e Select the correct size heat package for the installation e Followinstallation instructions provided with each heater kit e Installation is most easily accomplished before making duct or electrical connec tions blower must be set to high speed for electric heat operation SYSTEM OPERATION 1 PRE START CHECK LIST The following check listshould be obser
16. or outdoor installation only and can be readily connected into the high static duct system of a home The only connections needed for installation are the supply and return ducts the line voltage and thermostat wiring A complete air conditioning system typically consists of Single Package Air Conditioner Home Fittings Kit Unit Fittings Kit Thermostat The single package air conditioner is completely assembled factory wired and factory run tested The units are ready for easy and immediate installation PRE INSTALLATION CHECK Before any installation is attempted the cool ing load of the area to be conditioned must be calculated and a system of the proper capacity selected It is recommended that the area to be conditioned be completely insulated and vapor sealed The installer should comply with all local codes and regulations which govern the installation of this type of equipment Local codes and regulations take precedence over any recom mendations contained in these instructions Consult local building codes and the National Electrical Code ANSI Cl for special installation requirements 4 The electrical supply should be checked to de termine if adequate power is available If there is any question concerning the power supply contact the local power company Inspecting Equipment All units are securely packed atthe time of shipment and upon arrival should be carefully inspected for damage C
17. pply fitting Re tighten when instal lation is complete Tap collar as necessary to ensure engagement with unit opening and install second screw Tighten first screw Rotate collar clockwise so joint is near three o clock position RETURN DUCT Align the 14 return duct slots with the holes in the collar and install two screws Position the collar over the opening and align the four notches in the collar with the four dimples in the panel Using self drilling screws 10 16x 5 attach the collar to the rear panel 5 LOCATING AND INSTALLING THE RE TURN AIR ASSEMBLY To avoid complications locate and install the return air assembly first The return air box with grille and filter Figure 4 should not be located in heavy traffic areas like hallways or center of rooms A good spot is in a corner or under a table if a minimum two inch clearance is available If desired the return opening can be located inside a closet with louvered doors that have an open area equal to or greater than the 12 x 20 grille furnished The return air grille can be placed in the wall of a closet and the air ducted into the filter box through a boxed in area at the closet floor level Make sure the filter is readily accessible After determining the location of the return air opening start the installation from under the home by cutting a small hole in the fiber under board to determine how the floor joist location will affect cutting the opening n
18. r are energized and the cooling function starts Verify that the discharge air grilles are adjusted and the system is balanced Verify that there are no air leaks in the duct work g Verify that the condensate drain is properly installed and that it functions correctly h Dialthe thermostat higher than room tem perature The unit should stop i lIfusingacombination heating cooling ther mostat set to the HEAT position Proceed to check for correct furnace operation j Verify that the furnace controls and burners or heating elements operate correctly k Instruct the owner on unit operation filter servicing and proper thermostat opera tion Refrigerant Charging Packaged Air Condition ers are fully charged with R410 A refrigerant at the factory The system refrigerantcharge can be checked and adjusted by removingthe compres sor cover panel and attaching gauge lines which have a schrader depression device present to activate the valve Draw a vacuum on gauge lines to remove air before attaching them to the service ports on the unit Refrigerant charging must be done by qualified personnel familiar with safe and environmentally responsible refrigerant handling procedures WD 7109110 o eo ONIYIM 07314 QN3931 yv MOTI3A HOLIOVAVO gt qatu HOLIMS 3unssatud HOLI
19. required furnace damper may invalidate code agency listing and limited warranty on the furnace When locating the supply damper s carefully check floor joists and frame members that could interfere with the installation of the damper or flexible duct Ideally the damper should be TYPICAL APPLICATIONS TIA Wi 4 N N N Ref 12 x 20 Return Air 16 x 20 Air Filter 12 x 20 Grille ___6 12 Diameter Flex SupplyDuct_ 12 x 12 x 12 Y Fitting Figure 6 Typical Applications located in the bottom of the main duct forward of center of the home at least three feet from the nearest register The round supply opening in the slanted side of the damper should face the side of the home where the air conditioner is located To locate the center of the heat duct first cut a small hole in the fiberboard below the duct at the desired location After locating the duct center cuta hole approximately 3 4 larger than the damper opening in the fiberboard Cut a 9 1 8 x 13 1 8 hole in the duct and bend over all tabs flat on the inside of the heat duct After inserting the damper into the duct bend over all tabs flat on the inside of the heat duct Seal the opening between the fiberboard and damper or flexible duct DUCTING SYSTEM DUCT REQUIREMENTS The supply duct system including the number and type of registers will have much more ef fect on the performance of an air
20. ucts may be spliced with sheet metal sleeves and clamps See Ducting Instal lation Accessories page 6 e Once the inner duct is connected to the proper fitting the insulation and plastic sleeve should be pulled overthe connection and clamped f For homes with multiple supply ducts or for special applications a Y fitting is available to divide the supply air so it can be ducted to different areas of the home for more ef ficient cooling Note The Y fitting should be insulated for maximum performance Blower Speed For optimum system performance and comfort it may be necessary to change the factory set speed See figure 7 for factory settings To change the blower speed High Efficiency Motor 1 Disconnect all electrical power to the unit and remove the blower panel AAA Speed Speed 0 3 In WC T2 900 Er Denotes Factory Set Low Speed Cooling Denotes Factory Set High Speed Cooling Denotes Factory Set Electric Heating Speed Figure 7 X24K X48K Figure 8 Drain Trap N Locate the orange red and black wires ter minated to the blower motor The orange wire controls cooling operation red wire controls heating operation black controls high speed cooling Verify the required speed from the airflow data found in figure 7 Place appropriate wire on the appropriate motor speed tap for the required airflow point e Check all factory wiring per
21. ved prior to starting the unit Istheunitlevel It should be level or slightly slanted toward the drain for proper conden sate drainage Is the unit installed with the proper clear ances See Figure 2 Isthe wiring correct according to the wiring diagram and electrical codes 9 4 Wire Heat Cool Thermostat 2 Wire Cooling Thermostat Control Wire Legend Green Blower Relay Single Stage Electric Heat Red Transformer 24V Yellow Cooling 1st Stage Brown Heating 1st YOu Stage Orange Heating 2nd GQ Stage RG 4 I nep 4 YELLOW YO 4 GREEN GREEN wQ4 4 BROWN BROWN ORANGE ROY JR pep 4 YELLOW Two Stage Electric Heat nod een 4 4 YELLOW 4 GREEN 4 BROWN ORANGE j Optional Outdoor Thermostat Field Supplied Figure 10 Low Voltage Connections Are all the wiring connections tight Check the condenser fan to make sure it turns freely Is the overcurrent protection properly sized Is the thermostat wired correctly Is it installed in a proper location START UP PROCEDURE Set the system switch to the OFF posi tion Dial thermostat setting as high as it will go Turn on power supply at the disconnect Switch Set the system switch to ON or COOL Set the temperature setting to below room temperature Verify that the indoor blower outdoor fan and compresso

USER`S MANUAL AND INSTALLATION INSTRUCTIONS 15 SEER 2

Contents

Download Pdf Manuals

Related Search

Related Contents