USER`S MANUAL AND INSTALLATION INSTRUCTIONS 13 SEER
Contents
1. 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 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 shippedin the supply duct They attach to the unit openings with a flange and bead arrangement secured with two sheet metal screws Note For GRILLE FILTER RETURN AIR Figure 4 Return Air Box 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 supply 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 instal2. sap yuawanbiun zaAojdwy 199405 asn Ajddns 104 2 SALON 21 Figure 12 Wiring Diagram 15 INSTALLER PLEASE LEAVE THESE INSTALLATION INSTRUCTIONS WITH THE HOMEOWNER aw PERFORMANCE CERTIFIED m U s ni Small AC Liste 7089010 Specifications and illustrations subject to change without notice and without incurring obligations O Fallon MO NORDYNE 7089010 Printed in U S A 06 08
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4. 13 SEER Charging Charts Continued na kkka 999955 Press Temp Press Temp Press Temp Temp Press Temp Press Temp Press Temp Press Temp 131 281 12 ieee E 136 265 152 308 151 330 151 137 289 155 310 156 332 155 355 155 _ _ 139 292 158 313 159 334 160 357 160 379 160 J _ __ 141 ______ 517 162 338 164 389 164 381 164 404 164 143 341 167 2 168 984 168 406 168 429 166 1 __________ 172 387 172 408 172 431 172 458 173 ia _____________ 175 390 176 412 176 433 176 455 176 415 180 436 181 457 180 ____ 185 439 185 461 185 iss T _ 464 189 155 _ _ 194 157 a ia F 70 Press Temp Press Temp Temp Temp Temp Press Temp Temp Press Temp 279 108 7 133 263 150 149 329 148 135 287 152 308 154 31 1533531153 1111 137 291 155 312 157 333 158 386 157 376 157 __ f 139 ______ 515 160 337 161 388 162 380 161 403 ________ 40 164 61
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6. USER S MANUAL AND INSTALLATION INSTRUCTIONS 13 SEER 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 Most any 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 Air is cooled by a large evaporator coil Moisture is also removed from the air by this same coil 2 is 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 1 Set the ther
7. 165 382 166 405 165 428 166 143 _______________ 565 163 386 169 407 170 480 170 458 170 asf ___________ 173 389 173 411 174 432 174 455 174 aa 1393 17 414 178 435 178 457 178 f 1 f ___ 417 182 439 182 460 182 isi _ 186 463 186 152 155 _ _ __ 7108260 YOLOW yYOOdLNO MOTIAA aay ama MOTNJA A399 3LIHM owl MOTISA 991 7 Ns 103738 HOIH HO LIMS 7 CE KE lt MOTISA LVLSOWHSHL ovid MOTISA YOLOVLNOO 9 HANYHOSSNVYL YOLOW 4103348 10 295 9 801 40 5 5 asn 104 OSL xne sed
8. 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 to a 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 heat it Therefore 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 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 wor
9. wire on the appropriate motor speed tap for the required airflow point Check all factory wiring per the unit wiring diagram and inspect the factory wiring connec tions to be sure none loosened during shipping or installation 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 3 4 condensate fitting extends out of the side of the unit The drain trap shipped in the electrical compartment must be 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 from the trap to a suitable drain Any connecting tubing or hose must have the outlet below the trap level for proper drainage A WARNING Turn off electrical 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 11 77 17 17 77 L 17 SS High Voltage NS Low Voltage Figure 9 Power Entry ELECTRICAL CONNECTIONS 1 ELECTRICAL SERVICE High Voltage a Install a branch circuit disconnect of ad equate size
10. installation site to minimize damage due to handling 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 Thenrun unit for afew seconds Do this three or four times with five minutes between runs a Remove the bands from around the unit b Unfold the top and bottom cap flanges c Carefully remove the top cap and tube Supply Air Return Air Figure 3 Return and Supply Air Fittings 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 1 24 Electrical compartment access panel side 12 Clearance between overhang and top of oe ne 72 Clearance around condenser coil area to wall or shrubs excludes duct panel 12 Minimum clearance to combustible materials Combustible Base Wood or Class A B or C roof Covering material 0 Supply and Return Air 0 Duct Connection
11. 339 152 357 150 377 148 397 147 asof 24 157 342 156 360 154 379 152 399 150 152 f 1346 160 364 158 382 156 401 154 lt lt mse d I 1410167 E St 25 ___ ____ Temp 5 Temp Temp Temp Temp 5 Temp 55 Temp 5 Temp 3 ras er ies ore asf 111 143 265 142 281 146 301 142 321 140 __ ___ 145 268 144 286 145 303 147 323 145 343 143 1 1 1 1 147 __ ___ 290 148 308 149 325 149 345 147 365 145 __ _ 149 ___ ___ 512 152 330 152 347 151 367 149 388 148 151 f f _ 333 156 351 155 369 154 890 152 410 151 155 _ 37 159 355 159 373 158 392 156 412 155 1 166 398 164 416 163 159 mef S T 423 173 13 Charging Charts Continued ____ ___ __ 70 Lig Dis Lig Dis Lig Dis Lig Dis Lig Dis Lig Dis Liq Dis Liq Dis ie
12. NAL 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 e blower must set to high speed for electric heat operation 4 Wire Heat Cool Thermostat 2 Wire Cooling Thermostat Control Wire Legend Green Blower Relay Single Stage Electric Heat Yellow Coating 1st tage Brown Heating 1st Stage Orange Heating 2nd GQ Stage Red Transformer ROF 119 RO re YELLOW YELLOW GREEN GREEN BROWN BROWN ORANGE Two Stage Electric Heat YELLOW GREEN BROWN ORANGE 1 Optional Outdoor Thermostat Field Supplied Figure 10 Low Voltage Connections SYSTEM OPERATION 1 PRE START CHECK LIST The following check list should be observed prior to starting the unit Isthe unit level 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 15 the wiring
13. adjusted by removing the compres sor cover panel and attaching gauge lines which have a 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 mustbe done by qualified personnel familiar with safe and environmentally responsible refrigerant handling procedures 13 SEER Charging Charts Note All pressures are listed in psig and all temperatures in F Ss Shaded Boxes indicate flooded conditions Rated Design Values Suction Pressure will be lower than design value if indoor air flow entering dry bulb or entering wet bulb temperatures are lower than design Discharge temperatures greater than charted values indicate an undercharged system 2 monte TEMPERATURE a Temp 5 Temp Temp Temp Temp Temp 55 Temp 5 Temp 134 243 132 36 a 138 247 143 267 139 287 136 __ 40 253 141 269 144 289 140 309 138 _ 142 256 144 274 144 291 145 311 142 331 140 1 1 1 144 ave 147 296 147 313 147 333 144 353 142 _ 146 299 151 317 150 335 148 355 146 375 144 148 _ 321 153
14. correct according to the wiring diagram and electrical codes Areallthe wiring connections tight Check the condenser fan to make sure it turns freely L Is the overcurrent protection properly sized 1 the thermostat wired correctly Is it installed in a proper location 2 START UP PROCEDURE a Set the system switch to the OFF posi tion b Dial thermostat setting as high as it will go c Turn on power supply at the disconnect switch d Set the system switch to ON or COOL Set the temperature setting to below room temperature Verify that the indoor blower 10 outdoor fan and compressor are energized and the cooling function starts e 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 Dial the thermostat higher than room tem perature The unit should stop i lfusingacombination 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 refrigerant charge can be checked and
15. ctions 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 e 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 If practical place the air conditioner where it and the ducts will be shaded from the after noon 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 Ap 2 5 2 2 2 7 7 7 gt Figure 2 Minimum Unit Clearances 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
16. ed with a selector switch To shut down the air conditioner set the selector switch to the OFF position Con nect the red and yellow wires from the unit to the R and Y terminals respectively on the thermostat subbase Connect the green wire to the yellow wire at the unit See the instruction sheet packed with the thermostat for detailed methods of mounting b Connect the Heat Cool Thermostat The heat cool thermostat is equipped with a system HEAT COOL switch which provides a positive means of preventing simultane ous operation of the heating and cooling units The thermostat is also equipped with an ON AUTO fan switch which allows the home owner to operate the indoor blower when air circulation is desired Connect the red yellow green and brown low voltage wires to the R or RC Y G and W terminals respectively on the thermostat base The black wire is the 24 volt common required on some thermostats See ther mostat instruction sheet for more detailed information Refer to furnace installation instructions for required connections and proper heat anticipator setting when installing unit with an external furnace c 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 OPTIO
17. king 1 Make sure the fuses not blown or that your circuit breakers are on 2 Seethatyourthermostatis set at the desired temperature and that your system s switch is on Cool 3 For free air flow make sure your return register is not covered and that the filter is clean Check the outdoor condenser coil and make sure it is clean 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 for outdoor installation only and can be readily connectedinto 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 factor
18. l 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 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 needed for the box Floor joists generally are located on 16 centers leaving 14 3 8 between joists After measuring 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
19. mostat system switch to COOL 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 thermostat user s manual for complete instructions regarding thermostat programming The outdoor unit and indoor blower will both cycle on and off to maintain the indoor temperature at the desired cooling level 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 SYSTEM SWITCH Fan Switch TEMPERATURE SCALES Temperature Selector Figure 1 Typical Thermostat 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 furnace and indoor blower will cycle on and off to maintain the 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
20. nditioning and Ventilation Systems NFPA 90 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 COOLTHE HOME IF THE 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 CONNECTING THE RETURN AND SUPPLY AIR FLEXIBLE DUCTS a 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 c Theflexible ducts may be cutto the required length see instructions packed with duct Keep all ducts as short and straight as pos sible Avoid sharp bends d Ducts 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 shouldbe pulled overthe connection and clamped For homes with multiple
21. per NEC Locate the disconnect within sight of the unit b Extend leads through power wiring hole provided Connect L1 and L2 directly to the contactor See Figure 9 c 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 Mount on 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 a Connect Cooling Thermostat The cool ing thermostat available for use with this system is equipp
22. snags In mostinstallations it willbe necessary to cut a 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 6 REGISTER AUTOMATIC DAMPER IS CLOSED WHEN A C UNIT 15 OFF Figure 5 Supply Damper 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 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 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 located in the bottom of the main duc
23. 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 If Standard Motor 2 2 5 and 1 Disconnect all electrical power to the unit and remove the service panel 2 Place the desired blower speed lead on the terminal Use another wire tie field supplied to bundle the remaining motor leads Model Wire Color Motor Air Flow P5RD eS Tap Speed 0 3 In WC 2 1064 Low 770 Red Low 770 Med Low 1000 3 5 Ton T3 Medium 1140 Orange T4 Med High 1300 Red T5 1450 1340 Red T2 Med Low 1450 Orange T3 Medium 1500 T4 Med High 1650 5 Ton T3 Medium 1500 Factory Setting Figure 7 Standard Motor Lead Connection 8 Figure 8 Drain Trap If High Efficiency Motor 3 5 4 and 5 Ton 1 Disconnect all electrical power to the unit and remove the blower panel 2 Locate the orange and red wires terminated to the blower motor The orange wire controls cooling operation while the red wire controls heating operation 3 Verify the required speed from the airflow data found in figure 7 Place appropriate
24. t 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 TYPICAL APPLICATIONS Ref 12 x 20 Return Air 16 x 20 Air Filter 12 x 20 Grille ATA 22 27234 cH se A cid ___6 __ 12 Diameter Flex Supply 12 x 12 x 12 Y Fitting Figure 6 Typical Applications duct at the desired location After locating the duct center cut a 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 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 Co
25. y runtested 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 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 Claims 4 for damage apparent or concealed should be filed immediately with the carrier 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 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 instru
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