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Summary of Contents for 50ZH024

Page 1: ...UP CHECKLIST 17 NOTE TO INSTALLER Before the installation READ THESE INSTRUCTIONS CAREFULLY AND COMPLETELY Also make sure the User s Manual is left with the unit after installation SAFETY CONSIDERATIO...

Page 2: ...T FOR NEC REQUIREMENTS UNIT TOP 48 00 1219 2 SIDE OPPOSITE DUCTS 30 00 762 0 LEGEND NED National Electrical Code NOTES 1 Clearances must be maintained to prevent recirculation of air from outdoor fan...

Page 3: ...Electrical Code NOTES 1 Clearances must be maintained to prevent recircu ation of air from outdoor fan discharge with the exception of the condenser coi_ 38 00 in 914 0 mini A removable fence or barr...

Page 4: ...0 00 762 0 EXCEPT FOR NEC REQUIREMENTS UNIT TOP 48 00 I 219 2 SIDE OPPOSITE DUCTS 30 00 782 0 LEGEND NEC National Electrical Code NOTES 1 Clearances must be maintained to prevent recirculation of air...

Page 5: ...Adequate ventilation and condenser air must be provided The condenser fan pulls air through the condenser coil and discharges it through the fan on the top cover Be sure that the fan discharge does no...

Page 6: ...sociation SMACNA and Air Conditioning Contractors Association ACCA minimum installation standards for residential heating and air conditioning systems Secure all ducts to building structure Flash weat...

Page 7: ...AIR FILTER1 Throwaway in mm 1 17 2 17 7 9 6 7 18OO 825 1 8 2O 5O8 2 15 3 1 10x8 254x203 800 550 1000 3 Low 1 4 2000 1100 1 4 20 5O8 3 15 3 1 10x8 254x203 1000 550 1000 3 Med 1 4 048 060 373 418 169 1...

Page 8: ...nada Canadian Electrical Code CSA C22 1 and local electrical codes NIT COMPONENT DAMAGE HAZARD Failure to follow this caution may result in damage to the unit being installed 1 Make all electrical con...

Page 9: ...gerant system 2 Relieve and recover all refrigerant from system before touching or disturbing anything inside terminal box if refrigerant leak is suspected around compressor terminals 3 Never attempt...

Page 10: ...MPONENT ARRANGEMENT INDOOR FAR BLOWER HOUSING BRC GBR YEL_ BL_ f _ ELd BLURB BRR _ IORG CAP BUN i OFW CAPI FR CAP _PL ICE _av POWER RFRY _ m_ FAN SEORENCE TDR I 0 I T RO G G ERERBIEED DE ENERGIZED T R...

Page 11: ...frigerant refer to Table 1 LOW CHARGE COOLING Use Cooling Charging Charts Fig 16 21 Vary refrigerant until the conditions of the appropriate chart are met Note that charging charts are different from...

Page 12: ...nits C00162 C00163 7581 tt0 207m 30 30 1 60 70 SUCTION LiNE TEMPERATURE 40 50 8O 4 10 t6 21 27 32 SUCTION LINE TEMPERATURE i 9O C00164 Fig 18 Cooling Charging Chart 50ZH036 Units 7581 tt0 2071 30 30 4...

Page 13: ...units are equipped with a time delay relay On these units the indoor fan remains on for 30 seconds after G or Y is deenergized COOLING With the thermostat subbase in the cooling position the thermosta...

Page 14: ...ng each cooling season or whenever the filters become clogged with dust and lint Replace filters with the same dimensional size and type as originally provided when necessary Step 2 Unit Top Removal C...

Page 15: ...n matter from the pan Flush the pan and drain tube with clear water Do not splash water on the insulation motor wiring or air filter s If the drain tube is restricted clear it with a plumbers snake or...

Page 16: ...25 890 850 810 790 735 680 1834 1820 1791 1762 1703 1640 1040 1018 1000 950 890 835 060 2230 2102 2025 1960 1901 1855 1073 1038 1001 958 896 840 High 2230 2202 2160 2122 2052 1926 Air delivery values...

Page 17: ...oblem exists be sure that all supply and return air grilles are open and free from obstructions and that the air filter is clean When necessary refer to Indoor Airflow and Airflow Ac iustments section...

Page 18: ...ter Low refrigerant charge Metering device or low side restricted Insufficient coil airflow Temperature too low in conditioned area Outdoor ambient below 55 F 13 C Filter drier restricted Compressor r...

Page 19: ...n wheel propeller for location in housing and setscrew tightness IlL START UP Supply Voltage L1 L2 L2 L3 L3 L1 Compressor Amps LI C L2 S L3 R Indoor Fan Amps Outdoor Fan Amps TEMPERATURE Cooling Mode...

Page 20: ...W Morris St Indianapolis IN 46231 Printed in U S A Edition Date 02 10 Manufacturer reserves the right to change at any time specification8 and design8 without notice and without obligations Catalog N...

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