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1. 12euuoosiq SALON uonoes duung uu ls sS yids IWV 1SVIG 22 UNIT SIZE TON 1 TON 2 TON Volts Cycles Phase 1 208 230 60 1 Electrical Total Amps 157 Data Delay Fuse Max 2 30 Min Circuit Ampacity 19 4 Area 25 42 Rows FPI 1 20 Tube Dia 3 8 O D Type PSC Fan Motor Amps 1 00 Component HP Data Dia Fan Blade Blades SCFM RLA Compressor Data LRA 0 24 ft 3 4 3 4 7 8 7 8 Refrigerant suction line Length O Liquid Line All Lengths 3 8 O D 25 39 ft 3 4 7 8 3 7 8 1 1 8 4 40 75 ft 7 8 3 7 8 3 1 1 8 4 1 1 8 4 R 22 Refrigerant charge in ounces Outdoor unit Indoor Unit 15 Line Set ghee Net 166 171 Ship 175 180 1 Operating Voltage Range 198v min 253v max 2 HACR type circuit breakers may be used 3 Requires 7 8 to 3 4 reducer from line to unit 4 Requires 1 1 8 to 7 8 reducer from line to unit 144 155 248 268 Table 18 Electrical Specifications amp Physical Data 23 INSTALLATION PERFORMANCE CHECK LIST INSTALLATION ADDRESS ELECTRICAL SYSTEM YES Line voltage polarity correct YES z Electrical connections tight CITY UNIT MODEL Rated Voltage
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4. UNIT SERIAL L1 L2 Volts Unit Installed Minimum clearances per Figure 1 page 5 INSTALLER NAME L1 L3 Volts L2 L3 Volts CITY STATE Avg Volts Has the owner s information been VES NO Max deviation of voltage reviewed with the customer from avg volts ES NO Has the Literature Package been left Y with the unit Blower Motor HP Sheave Setting REFRIGERATION SYSTEM Has the thermostat been calibrated Was unit given 24 hr warm up period Is the thermostat level YES for crankcase heaters Is the heat anticipator setting correct If Applicable 96 Volt imbalance Stage 1 Liquid Pressure high side Stage 1 Suction Pressure low side We Encourage Professionalism X LDI Fan E34 CERTIFIED E C US www ahridirectory org Cian ESO Listed Unitary Small HP AHRI Standard 210 240 Certification applies only when the complete system is listed with AHRI YOUR ENVIRONMENT OUR EXPERTISE v MEMBER COMPANY USA DESIGNERS ASSEMBLED 331 gt NCE Through Technician Certification by ntertek ATTENTION INSTALLERS It is your responsibility to know this product better than your customer This includes being able to install the product according to strict safety guidelines and instructing the customer on how to operate and maintain the equipment for the life of the product Safety should always be the deciding factor when ins
5. Press Temp Press Temp Press Temp Press Temp Press 158 161 171 161 183 159 174 164 187 163 199 190 166 Table 7 Cooling Mode Charging Table for 3 Ton Units REFRIGERANT CHARGING TABLES COOLING MODE E Shaded boxes indicate flooded conditions Rated design values The suction pressure will vary from design value if indoor air flow entering dry bulb or entering wet bulb temperatures are lower than design 1 All pressures are listed in psig and all temperatures in F 2 Discharge temperatures greater than charted values indicate an undercharged system 3 In Cooling Mode suction pressure will be lower than design value if indoor air flow entering dry bulb or entering wet bulb temperatures are lower than design 4 In Heating Mode charge should be weighed in It is strongly recommended to verify charge in Cooling Mode at ambient above 70 F OUTDOOR TEMPERATURE F Temp Press Temp Press Temp Press Temp Press Temp Press Temp Press Temp Press 163 165 167 164 179 163 171 167 183 166 195 186 169 Table 8 Cooling Mode Charging Table for 3 5 Ton Units OUTDOOR TEMPERATURE F Temp Press Temp Press Temp Press Temp Press Temp Press Temp Press Temp Pr
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8. PLACE FOR FUTURE REFERENCE USER INFORMATION IMPORTANT SAFETY INFORMATION Safety markings are used frequently throughout this manual to designate a degree or level of seriousness and should not be ignored WARNING indicates a potentially hazardous situation that if not avoided could result in personal injury or death CAUTION indicates a potentially hazardous situation that if not avoided may result in minor or moderate injury or property damage ABOUT THE HEAT PUMP Your heat pump is a unique all weather comfort control appliance that will heat and cool your home year round and provide energy saving comfort It s an unknown fact that heat is always in the air even when the outside temperature is below freezing The heat pump uses this basic law of physics to provide energy saving heat during the winter months For example If the outdoor temperature is 47 F 8 C your heat pump can deliver approximately 3 5 units of heat energy per each unit of electrical energy used as compared to a maximum of only 1 unit of heat energy produced with conventional heating systems In colder temperatures the heat pump performs like an air conditioner run in reverse Available heat energy outside the home is absorbed by the refrigerant and exhausted inside the home This efficient process means you only pay for moving the heat from the outdoors to the indoor area You do not pay to generate the heat as is the case with more traditional f
9. all applicable codes and ordinances Overcurrent protection must be provided at the branch circuit distribution panel and sized as shown on the unit rating label and according to applicable local codes See the unit rating plate for minimum circuit ampacity and maximum overcurrent protection limits Provide power supply forthe unitin accordance with the unit wiring diagram and the unit rating plate Connect the line voltage leads to the terminals on the contactor inside the control compartment Use only copper wire for the line voltage power supply to this unit as listed in Table 1 page 6 Use proper code agency listed conduit and a conduit connector for connecting the supply wires to the unit Use of rain tight conduit is recommended 208 230 Volt units are shipped from the factory wired for 230 volt operation For 208V operation remove the lead from the transformer terminal marked 240V and connect it to the terminal marked 208V Optional equipment requiring connection to the power or control circuits must be wired in strict accordance of the NEC ANSI NFPA 70 applicable local codes and the instructions provided with the equipment Grounding A WARNING The unit cabinet must have an uninterrupted or unbroken electrical ground to minimize personal injury if an electrical fault should occur Do not use gas piping as an electrical ground This unit must be electrically grounded in accordance with local codes or in the ab
10. for loose connections Line Voltage A wiring diagram is located on the inside cover of the electrical box of the outdoor unit The installer should become familiar with the wiring diagram before making any electrical connections to the outdoor unit An electrical disconnect must be located within sight of and readily accessible to the unit This switch shall be capable of electrically de energizing the outdoor unit Line voltage to the unit should be supplied from a dedicated branch circuit containing the correct fuse or circuit breaker for the unit Incoming field wiring and minimum size of electrical conductors and circuit Thermostat G RW2C EO Y Green G Red i R White W Air Handler Heat Pump OD Section Thermostat G RW2C EO Y 00000090 Air Handler Heat Pump OD Section Typical Heat Pump with Outdoor Thermostat and Air Handler Figure 3 Typical Thermostat Connections protection must be in compliance with information listed onthe outdoor unit data label Any other wiring methods must be acceptable to authority having jurisdiction The outdoor unit requires both power and control circuit electrical connections Refer to the wiring diagram schematic for identification and location of outdoor unit field wiring interfaces Figure 12 page 22 Make all electrical connections in accordance with
11. or the System mode is reset the fan and compressor in the outdoor unit may not start immediately A protective timer circuit holds the compressor and the outdoor fan off for approximately 5 minutes following a previous operation or the interruption of the main electrical power Emergency Heat Some thermostats may include a system mode called EM HT or AUX HT etc This is a back up heating mode that should only be used if a problem is suspected With the mode set to EM HT etc the compressor and outdoor fan willbe locked off and supplemental heat electric resistance heating will be used as a source of heat Sustained use of electric resistance heat in place of the heat pump will result in an increase in electric utility costs Defrost Operation During cold weather heating operation the outdoor unit will develop a coating of snow and ice on the heat transfer coil This is normal and the unit will defrost itself This unit monitors ambient and coil temperatures to regulate the defrost function accordingly USER INFORMATION At the beginning of the defrost cycle both the outdoor condenser fan and compressor will turn off After approximately 30 seconds the compressor will turn on and begin to heat the outdoor coil causing the ice and snow to melt NOTE While the ice and snow is melting some steam may rise from the outdoor unit as the warm coil causes the melting frost to evaporate When defrost is completed the outdoor fan mot
12. site Verify coil fins are straight If necessary comb fins to remove flattened or bent fins Claims for damage apparent or concealed should be filed immediately with the carrier Pleaseconsult your dealer for maintenance information and availability of maintenance contracts Please read all instructions before installing the unit Locating the Heat Pump Survey the job site to determine the best location for mounting the outdoor unit See Figure 4 page 10 for unit dimensions Overhead obstructions Figure 2 poorly ventilated areas and areas subject to accumulation of debris should be avoided Sufficient clearance for unobstructed airflow through the outdoor coil must be maintained in order to achieve rated performance See Figure 2 for minimum clearances to obstructions Consideration should be given to availability of electric power service access noise and shade Packaging Removal NOTE To prevent damage to the tubing connections carefully remove the carton and user s manual from the equipment Discard the shipping carton Ground Level Ground level installations must be located according to local building codes or ordinances and these requirements Clearances must be in accordance with those shown in Figure 2 e Asuitable mounting pad must be provided and separate from the building foundation The pad must be level and strong enough to support the weight of the unit The slab height must be a min
13. the system have been installed in accordance with these instructions and sound installation practices to insure reliable system operation and longevity The maximum recommended interconnecting refrigerantline lengths is 75 ft and the vertical elevation difference between the indoor and outdoor sections should not exceed 20 ft COPPER WIRE SIZE AWG 1 Voltage Drop Supply Wire Length Feet Supply Circuit 200 150 Ampacity s o 5 Wire Size based on N E C for 60 type copper conductors Table 1 Copper Wire Size improper and dangerous operation All electrical connections must be in compliance with all applicable local codes and ordinances and with the current revision of the National Electric Code ANSI NFPA 70 For Canadian installations the electrical connections and grounding shall comply with the current Canadian Electrical Code CSA C22 1 and or local codes Pre Electrical Checklist Verify that the voltage frequency and phase of the supply source match the specifications on the unit rating plate See Table 18 page 24 Verify that the service provided by the utility is sufficient to handle the additional load imposed by this equipment Refer to the unit wiring label for proper voltage wiring Verify factory wiring is in accordance with the unit wiring diagram or Figure 12 page 22 Inspect
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15. Blower Assembly Fan Grille Cabinet Panels Filter Driers Expansion Valves FIGURES amp TABLES 2 21 Bl Bl Bele 30 3 4 30 3 4 5 Ton 43 Figure 4 Unit Dimensions REFFRIGERANT CHARGING CHARTS Liquid Pressure psig Liquid Temperature F Figure 5 Charging Chart for 1 5 Ton Units 10 2 m 5 D x g 5 S d nt when below curve 110 115 120 125 Liquid Temperature F Figure 6 Charging Chart for 2 Ton Units Remove refrigerant when above curve Liquid Pressure psig Liquid Temperature F Figure 7 Charging Chart for 2 5 Ton Units 11 Remove refrigerant when above curve 2 m x 5 D 0 x 10 5 g a Liquid Temperature F Figure 8 Charging Chart for 3 Ton Units Liquid Pressure psig Liquid Tem
16. Heat Pump The ability to properly perform maintenance on this equipment requires certain mechanical skills and tools If you do not possess these skills contact your dealer for maintenance Consult your local dealer aboutthe availability of maintenance contracts Routine maintenance should include the following Inspect and clean or replace air filters at the beginning of each heating and cooling season or more frequently if required Inspect the condensate drain and outdoor coil at the beginning of each cooling season Remove any debris Clean the outdoor coil and louvers as necessary using amild detergent and water Rinse thoroughly with water Inspect the electrical connections for tightness at the beginning of each heating and cooling season Service as necessary A CAUTION The unit should never be operated without a filter in the return air system Replace disposable filters with the same type and size Do not attempt to add additional oil to motors unequipped with oil tubes The compressor is hermetically sealed atthe factory and does notrequire lubrication REPLACEMENT PARTS Replacement parts are available through your distributor Please have the complete model and serial number of the unit when ordering replacement parts ELECTRICAL Capacitors Temperature Limit Switches Compressors Thermostats Contactors Time Delay Relays Pressure Switches Transformers Relays MOTORS Blower Motor Fan Motor COMPONENTS
17. SPLIT SYSTEM HEAT PUMP R 22 13 SEER USER S MANUAL INSTALLATION INSTRUCTIONS USER INFORMATION REFRIGERANT CHARGING Charging R 22 Units in AC Mode with Outdoor Temperatures Above 55 F HEAT PUMP MAINTENANCE REPLACEMENT PARTS FIGURES amp TABLES IMPORTANT SAFETY INFORMATION ABOUT THE HEAT PUMP OPERATING INSTRUCTIONS Cooling Operation Heating Operation Emergency Heat Defrost Operation Operating the Heat Pump for Automatic Cooling amp Heating Operating the Indoor Blower Continuously Turning the Heat Pump Off HEAT PUMP MAINTENANCE TROUBLESHOOTING INSTALLER INFORMATION IMPORTANT SAFETY INFORMATION HEAT PUMP INSTALLATION General Information Before You Install this Unit Locating the Heat Pump Packaging Removal Ground Level Connecting Refrigerant Tubing between the Indoor amp Outdoor Unit Figure 4 Unit Dimensions Refrigerant Charging Charts Figure 5 Charging Chart for 1 5 Ton Units Figure 6 Charging Chart for 2 Ton Units Figure 7 Charging Chart for 2 5 Ton Units Figure 8 Charging Chart for 3 Ton Units Figure 9 Charging Chart for 3 5 Ton Units Figure 10 Charging Chart for 4 Ton Units Figure 11 Charging Chart for 5 Ton Units Refrigerant Charging Tables Cooling Mode Table 4 Charging Table for 1 5 Ton Units Table 5 Charging Table for 2 Ton Units Table 6 Charging Table for 2 5 Ton Units Table 7 Charging Table for 3 Ton Units Table 8 Charging Table for 3 5 Ton Units Table 9 Ch
18. TDOOR TEMPERATURE F Temp Press Temp Press Temp Press Temp Press Temp Press Temp Press Temp Press 153 155 171 156 184 155 175 159 186 159 198 158 190 162 Table 5 Cooling Mode Charging Table for 2 Ton Units 14 REFRIGERANT CHARGING TABLES COOLING MODE Shaded boxes indicate flooded conditions L Rated design values The suction pressure will vary from design value if indoor air flow entering dry bulb or entering wet bulb temperatures are lower than design 1 All pressures are listed in psig and all temperatures in F 2 Discharge temperatures greater than charted values indicate an undercharged system 3 In Cooling Mode suction pressure will be lower than design value if indoor air flow entering dry bulb or entering wet bulb temperatures are lower than design 4 In Heating Mode charge should be weighed in It is strongly recommended to verify charge in Cooling Mode at ambient above 70 F OUTDOOR TEMPERATURE F Temp Press Temp Press Temp Press Temp Press Temp Press Temp Press Temp Press 152 155 165 154 177 152 168 157 180 156 192 183 159 Table 6 Cooling Mode Charging Table for 2 5 Ton Units OUTDOOR TEMPERATURE F Temp Press Temp Press Temp
19. Verify the outdoor coil and top of the unit are free from obstructions and debris and all equipment access control panels are in place Verify air filters are cleaned and properly installed Verify duct work is sealed to prevent air leakage Verify line voltage power leads are securely connected and the unit is properly grounded Verify low voltage wires are securely connected to the correct leads on the low voltage terminal strip Verify power supply branch circuit overcurrent protection is sized properly Verify the thermostat is wired correctly Thermostat Wire Gauge So Ome E Start Up Procedures The thermostat s function mode should be set to OFF and the fan mode should be set to AUTO Close all electrical disconnects to energize the system Air Circulation Indoor Blower 1 Set the thermostat system mode on OFF and the fan mode to ON 2 Verify the blower runs continuously Check the air delivery at the supply registers and adjust register openings for balanced air distribution If insufficient air is detected examine ductwork for leaks or obstructions 3 Set the thermostat fan mode to AUTO and verify the blower stops running System Cooling 1 Set the thermostat s system mode to COOL and the fan mode to AUTO Gradually lower the thermostat temperature setpoint below room temperature and verify the outdoor unit and indoor blower energize 2 Verify blower wheel is spinning in direct
20. acturers installation instructions Optional equipment such as liquid line solenoid valves low ambient etc should be installed in strict accordance with the manufacturer s installation instructions ELECTRICAL WIRING A WARNING To avoid risk of electrical shock personal injury or death disconnect all electrical power to the unit before performing any maintenance or service The unit may have more than one electrical supply After outdoor and indoor unit placement has been determined route refrigerant tubing between the equipmentin accordance with sound installation practices When connecting refrigerant linesets together it is recommended that dry nitrogen be flowing through the joints during brazing to prevent internal oxidation and scaling Refrigerant tubing should be routed in a manner that minimizes the length of tubing and the number of bends in the tubing If precise forming of refrigerant lines is Label all wires prior to disconnection when required a copper tubing bender is recommended servicing the unit Wiring errors can cause Avoid sharp bends and contact of the refrigerant lines with metal surfaces Refrigerant tubing should be supported in a manner thatthe tubing will not vibrate or abrade during system operation Tubing should be kept clean of foreign debris during installation Every effort should be made by the installer to ensure thatthe field installed refrigerant containing components of
21. ardless of the temperature selector setting HEAT PUMP MAINTENANCE N CAUTION Shut off all electrical power to the unit before performing any maintenance Failureto comply may result in personal injury or death Proper maintenance is most important to achieve the best performance from the appliance and should be performed byaqualified service technician atleast once a year Read the maintenance items below and follow the instructions for years of safe trouble free operation Regular Cleaning N WARNING Do not place combustible material on or against the unit cabinet Do not place combustible materials including gasoline and any other flammable vapors and liquids in the vicinity of the unit Clean or replace the indoor air filter at the start of each heating and cooling season and when an accumulation of dust and dirt is visible on the air filter Remove any leaves and grass clippings from around the coil of the outdoor unit being careful notto damage the aluminum fins Check and remove any obstructions such as twigs sticks etc TROUBLESHOOTING If the unit fails to operate check the following Thethermostatis properly set See Cooling Operation for air conditioning or Heating Operation for furnace The unit disconnect fuses are in good condition and the electrical power to the unit is turned on WARRANTY INFORMATION A warranty certificate with full details is included with the Heat Pump Car
22. arging Table for 4 Ton Units Table 10 Charging Table for 5 Ton Units Refrigerant Charging Tables Heating Mode Table 11 Charging Table for 1 5 Ton Units Table 12 Charging Table for 2 Ton Units ELECTRICAL WIRING Table 13 Charging Table for 2 5 Ton Units Pre Electrical Checklist Table 14 Charging Table for 3 Ton Units Line Voltage Table 15 Charging Table for 3 5 Ton Units Grounding Table 16 Charging Table for 4 Ton Units Thermostat Connections Table 17 Charging Table for 5 Ton Units STARTUP amp ADJUSTMENTS Electrical Information Figure 12 Wiring Diagram Pre Start Checklist Table 18 Electrical Specs amp Physical Data Start up Procedures System Cooling System Heating IMPORTANT Please readthis information thoroughly and become familiar with the capabilities and use of your appliance before attempting to operate or maintain this unit Keep this literature 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 the problem call your servicing contractor The Installation Instructions are primarily intended to assist qualified individuals experienced in the proper installation of this appliance Some local codes require licensed installation service personnel for this type of equipment Please read all instructions carefully before starting the installation DO NOT DESTROY PLEASE READ CAREFULLY AND KEEP IN A SAFE
23. efully review these responsibilities with your dealer or service company The manufacturer will not be responsible for any costs found necessary to correct problems due to improper setup improper installation adjustments improper operating procedure on the part of the user etc Some specific examples of service calls which are not included in the limited warranty are Correcting wiring problems in the electrical circuit supplying the Heat Pump Resetting circuit breakers or other switches Adjusting or calibrating of thermostat INSTALLER INFORMATION IMPORTANT SAFETY INFORMATION INSTALLER Please read all instructions before servicing this equipment Pay attention to all safety warnings and any other special notes highlighted in the manual Safety markings are used frequently throughout this manual to designate a degree or level of seriousness and should not be ignored WARNING indicates a potentially hazardous situation that if not avoided could result in personal injury or death CAUTION indicates a potentially hazardous situation that if not avoided may result in minor or moderate A CAUTION This unit uses R 22 refrigerant DO NOT use any other refrigerant in this unit Use of another refrigerant will damage the unit A WARNING injury or property damage WARNING Shut off all electrical power to the unit before performing any maintenance or service on the system Failureto comply may result in pers
24. ess 149 152 154 152 170 150 158 155 172 155 188 154 176 158 Table 9 Cooling Mode Charging Table for 4 Ton Units 16 REFRIGERANT CHARGING TABLES COOLING MODE Shaded boxes indicate flooded conditions L Rated design values The suction pressure will vary from design value if indoor air flow entering dry bulb or entering wet bulb temperatures are lower than design 1 All pressures are listed in psig and all temperatures in F 2 Discharge temperatures greater than charted values indicate an undercharged system 3 In Cooling Mode suction pressure will be lower than design value if indoor air flow entering dry bulb or entering wet bulb temperatures are lower than design 4 In Heating Mode charge should be weighed in It is strongly recommended to verify charge in Cooling Mode at ambient above 70 F OUTDOOR TEMPERATURE F Temp Press Temp Press Temp Press Temp Press Temp Press Temp Press Temp Press 164 167 196 170 167 165 165 180 162 169 168 182 185 Table 10 Cooling Mode Charging Table for 5 Ton Units 17 ost 9 c9 Mk zs 28 ett ezt se E YSL 612 19 sun UO 10 21 22 Lec 28 vic 68
25. for outdoor rooftop or ground level installations The unit has been tested for capacity and efficiency in accordance with AHRI Standards and will provide many years of safe and dependable comfort providing it is properly installed and maintained Abuse improper use and or improper maintenance can shorten the life of the appliance and create unsafe hazards To achieve optimum performance and minimize equipment failure it is recommended that periodic maintenance be performed on this unit The ability to properly perform maintenance on this equipment requires certain mechanical skills and tools Before You Install this Unit The cooling load of the area to be conditioned must be calculated anda system of the proper capacity selected It is recommended that the area to be conditioned be completely insulated and vapor sealed Y Check the electrical supply and verify the power supply is adequate for unit operation The system must be wired and provided with circuit protection in accordance with local building codes If there is any question concerning the power supply contact the local power company V The indoor section air handler furnace etc should be installed before routing the refrigerant tubing Refer to the indoor unit s installation instructions for installation details Y Allunits are securely packed atthe time of shipment and upon arrival should be carefully inspected for damage prior to installing the equipment at the job
26. imum of 2 5 cm above grade and with adequate drainage See Figure 2 Roof Mount The method of mounting should be designed so that it does not overload roof structures or transmit noise to theinteriorofthe structure The roof mustbe structurally capable of handling the weight of the unit Full perimeter support is required under the unit Support must be made of weather resistant materials and installed prior to unit installation The support must be built to raise the unit 6 above the roof 6 from Building or Structure 24 for Service Access DO NOT OBSTRUCT TOP OF UNIT 12 or 18 See Note NOTE Units require full perimeter clearances Installer must maintain 18 between two units or 12 between single unit and structure F 2 Mounting Pad d Figure 2 Clearance Requirements Connecting Refrigerant Tubing Between the Indoor amp Outdoor Unit A CAUTION This system uses R 22 refrigerant which may contain POE oil When servicing coverorseal openings to minimize the exposure of the re frigerant system to air to prevent accumulation of moisture and other contaminants See page 9 for additional info To maintain the unit s warranty it is required that a filter drier be installed when the system is open to the atmosphere This includes but is not limited to replacing the evaporator and or condenser of a system The filter drier must be installed in strict accordance with the manuf
27. ion indicated by arrow Feel the air being circulated by the indoor blower and verify that it is cooler than ambient temperature Listen for any unusual noises If unusual sounds occur determine the source of the noise and correct as necessary 3 Verify HI and LO refrigerant pressures 4 Allow the system to operate for several minutes andthen set the temperature selector above room temperature Verify the fan and compressor cycle off with the thermostat NOTE The blower should also stop unless fan mode is set to the ON position System Heating optional 1 Set the thermostat s system mode to HEAT and the temperature mode above room temperature 2 Verify the optional heating equipment furnace or electric heat and indoor blower energize Feel the air being circulated by the indoor blower and verify that itis warmer than ambient temperature Listen for any unusual noises If unusual sounds occur determine the source of the noise and correct as necessary Refrigerant Charging A WARNING This split system heat pump left the factory with a nitrogen holding charge DO NOT operate any unit while it contains a Nitrogen holding charge Doing so may damage the units compressor Follow these charging instructions for maximum unit performance and efficiency Some local codes require licensed installation service personnel to service this type of equipment Refrigerant charging must be done by qualified personnel familiar with safe a
28. nd environmentally responsible refrigerant handling procedures 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 To properly charge these units 1 Read all Installation Instructions first 2 Complete any brazing operations e g Split system line sets 3 Leakcheckand evacuate the whole system using proper methods 4 Purge the nitrogen holding charge 5 Evacuate the unit to 350 500 microns 6 Allow the unit to remain under vacuum for at least 30 min 7 Weigh In the proper amount of new or reclaimed R 22 refrigerant Refer to Table 3 below or the units rating label to determine the correct amount of charge Refrigerant charging charts are applicable only to matched assemblies of this equipment and listed airflows for the indoor coil Refer to Figures 5 11 pages 10 13 and Tables 4 10 pages 14 17 for correct system charging Outdoor units with indoor coils not listed are not recommended Deviations from rated airflows or non listed combinations may require modification to the expansion device and refrigerant charging procedures for proper and efficient system operation The refrigerant charge can be checked and adjusted through the service ports provided external to the outdoor unit Use only gage line sets which have a Schrader depression device present to actuate the
29. ommendations contained in these instructions Consult local building codes and the National Electrical Code ANSI Cl for special installation requirements All electrical wiring must be completed in accordance with local state and national codes and regulations and with the National Electric Code ANSI NFPA 70 or in Canada the Canadian Electric Code Part 1 CSA C 22 1 This equipment contains liquid and gaseous refrigerant under high pressure DO NOT USE ANY PORTION OF THE CHARGE FOR PURGING OR LEAK TESTING Installation or servicing should only be performed by qualified trained personnel thoroughly familiar with this type equipment Fully annealed refrigerant grade copper tubing should be used when installing the system Refrigerant suction line tubing should be fully insulated Installation of equipment may require brazing operations Installer must comply with safety codes and wear appropriate safety equipment safety glasses work gloves fire extinguisher etc when performing brazing operations This unit is designed for outdoor installations only and should be located as descibed on page 5 Follow all precautions in the literature on tags and on labels provided with the equipment Read and thoroughly understand the instructions provided with the equipment prior to performing the installation and operational checkout of the equipment HEAT PUMP INSTALLATION General Information This split system heat pump is designed only
30. onal injury or death A WARNING Unless noted otherwise in these instructions only factory authorized parts or accessory kits may beused withthis product Improper service installation adjustment or maintenance may cause explosion fire electrical shock or other hazardous conditions which may result in personal injury or property damage A WARNING This splitsystem heat pump leftthe factory with a nitrogen holding charge Follow all charging instructions for maximum unit performance and efficiency Some local codes require licensed installation service personnel to service this type of equipment Refrigerant charging must bedone by qualified personnel familiar with safe and environmentally responsible refrigerant handling procedures 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 The information listed below must be followed during the installation service and operation of this unit Unqualified individuals should not attempt to interpret these instructions or install this equipment Failure to follow safety recommendations could result in possible damage to the equipment serious personal injury or death The installer must comply with all local codes and regulations which govern the installation of this type of equipment Local codes and regulations take precedence over any rec
31. or will start and the compressor will turn off again In approximately 30 seconds the compressor will start up again and continue normal operation Operating the Heat Pump for Automatic Cooling and Heating 1 Set the thermostat system switch to AUTO and the thermostat fan switch to AUTO See Figure 1 NOTE Thermostat styles vary Some models will not include the AUTO mode and others will have the AUTO in place of the HEAT and COOL Others may include all three Refer to the instructions supplied with your thermostat for specific instructions 2 Set the thermostat temperature to the desired temperature level The outdoor unit and the indoor blower will then cycle on and off in either the heating or cooling mode of operation as required to automatically maintain the indoor temperature within the desired limits Operating the Indoor Blower Continuously The continuous indoor blower operation istypically usedto circulate the indoor air to equalize a temperature unbalance due to a sun load cooking or fireplace operation Set the thermostat fan mode to ON Figure 1 The indoor blower starts immediately and will run continually until the fan mode is reset to AUTO The continuous indoor blower operation can be obtained with the thermostat system mode set in any position including OFF Turning the Heat Pump Off Change the thermostat s system mode to OFF and the fan mode to AUTO See Figure 1 NOTE The system will not operate reg
32. perature F Figure 9 Charging Chart for 3 5 Ton Units 12 Remove refrigerant when above curve 2 o o x 3 x 3 S J Liquid Temperature F Figure 10 Charging Chart for 4 Ton Units Liquid Temperature psig 105 Liquid Temperature F Figure 11 Charging Chart for 5 Ton Units 13 REFRIGERANT CHARGING TABLES COOLING MODE Shaded boxes indicate flooded conditions Rated design values The suction pressure will vary from design value if indoor air flow entering dry bulb or entering wet bulb temperatures are lower than design 1 All pressures are listed in psig and all temperatures in F 2 Discharge temperatures greater than charted values indicate an undercharged system 3 In Cooling Mode suction pressure will be lower than design value if indoor air flow entering dry bulb or entering wet bulb temperatures are lower than design 4 In Heating Mode charge should be weighed in It is strongly recommended to verify charge in Cooling Mode at ambient above 70 F OUTDOOR TEMPERATURE F Temp Press Temp Press Temp Press Temp Press Temp Press Temp Press Temp Press 150 153 162 152 175 150 166 155 177 154 189 181 157 Table 4 Cooling Mode Charging Table for 1 5 Ton Units OU
33. pinbry oe 4 SHUNLIWHAdINALYOOGLNO ueis s ue ejeoipui peueuo uey 1942916 ebseuosiq Z 4 ul pue isd pas seinsseJd y L qinq m ging fap Buuejue 100pino ji enjeA enssejd uonong senje uDisep pejeu Suonipuoo eyeoipur pepeus T AGOW SNILV3H S318VL 9NISOHVHO LNVH39I8U33H 20 SHUN 10 epojy z eiqer LL 19 eel 04 09 GEL 69 6S 151 252 ss em ez ser cer 00 29 744 22 8cL 90c 99 9 62 99 602 891 5 duu 1 ssaJd sseJg ssaig 55 ssaJd ssaig ssaig 55 uosig ong uosiq ong uosig pimbr1 ons yosiq ong uosig pinbr1 ons uosig pinbr1 ons uosiq pinbiq Ov 0 3 aun1vHadWal YOOGLNO 5 ue peueuo uey 1 eDueuosiq 2 4 u seunyesoduu9 pue Bisd pas
34. sence of local codes with the National Electrical Code ANSI NFPA 70 or the CSA C22 1 Electrical Code Use the grounding lug provided in the control box for grounding the unit Thermostat Connections Thermostatconnections should be made in accordance with the instructions supplied with the thermostat and the indoor equipment The outdoor unit is designed to operate from a 24 VAC Class Il control circuit The control circuit wiring must comply with the current provisions of the NEC ANSI NFPA 70 and with applicable local codes having jurisdiction The low voltage wires must be properly connected to the units low voltage terminal block Figure 3 N Recommended wire gauge and wire lengths for typical thermostat connections are listed in Table 2 The thermostat should be mounted about 5 feet above the floor on an inside wall DO NOT install the thermostat on an outside wall or any other location where its operation may be adversely affected by radiant heat from fireplaces sunlight or lighting fixtures and convective heat from warm air registers or electrical appliances Refer to the thermostat manufacturer s instruction sheet for detailed mounting and installation information Recommended T Stat Wire Unit to T Stat Length in FT Heating Heating Cooling Table 2 Thermostat Wire Gauge START UP amp ADJUSTMENTS Pre Start Check List X Verify the indoor unit is level and allows proper condensate drainage
35. talling this product and using common sense plays an important role as well Pay attention to all safety warnings and any other special notes highlighted in the manual Improper installation of the furnace or failure to follow safety warnings could result in serious injury death or property damage These instructions are primarily intended to assist qualified individuals experienced in the proper installation of this appliance Some local codes require licensed installation service personnel for this type of equipment Please read all instructions carefully before starting the installation Return these instructions to the customer s package for future reference HEAT CONTROLLER INC bi Specifications amp illustrations subject to change without notice or incurring obligations ll Jackson MI Printed in U S A 09 12 7094790 NEW
36. urnace designs During summer the heat pump reverses the flow of the heat absorbing refrigerantto become an energy efficient central air conditioner Excess heat energy inside the home is absorbed by the refrigerant and exhausted outside the home System Mode Temperature Selector Figure 1 Digital Thermostat OPERATING INSTRUCTIONS Please refer to the thermostat manufacturer s User manual for detailed programming instructions Cooling Operation 1 Set the thermostat s system mode to COOL or AUTO and change the fan mode to AUTO See Figure 1 2 Setthe temperature selector to the desired temperature level The outdoor fan compressor and blower motor will all cycle on and off to maintain the indoor temperature at the desired cooling level NOTE If the temperature level is re adjusted or the system mode is reset the fan and compressor in the outdoor unit may not start immediately A protective timer circuit holds the compressor and the outdoor fan off for approximately 5 minutes following a previous operation or the interruption of the main electrical power Heating Operation 1 Set the thermostat s system mode to HEAT or AUTO and change the fan mode to AUTO See Figure 1 2 Setthetemperature selectorto the desired temperature level The compressor outdoor fan and blower motor will cycle on and off to maintain the indoor temperature at the desired heating level NOTE If the temperature level is re adjusted
37. valve Charging R 22 system in AC mode at outdoor temperatures above 55 F for optimized sub cooling of 10 F 12 F 1 With the system operating at steady state measure the liquid refrigerant pressure in psig at the outdoor unit service valve 2 Measure the liquid refrigerant temperature in Fahrenheit at the service valve 3 Determine the required liquid refrigerant pressure Refer to Tables 11 17 pages 18 21 for correct system charging f the pressure measured in Step 1 is greater than the required liquid refrigerant pressure determined in Step 3 then there is too much charge in the system Remove refrigerant and repeat Steps 1 through 3 until the system is correctly charged f the pressure measured in Step 1 is less than the required liquid refrigerant pressure determined in Step 3 there is too little charge in the system Add refrigerant and repeat Steps 1 through 3 until the System is correctly charged Restrictor Bore Size inches Outdoor System Charge R2 oz Unit Size Ton Indoor Table 3 13 SEER Split System Heat Pump Orifice HEAT PUMP MAINTENANCE A WARNING To prevent electrical shock personal injury or death disconnect all electrical power to the unit before performing any maintenance or service The unit may have more than one electrical supply Proper maintenance is important to achieve optimum performance from the

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