Nordyne JS5BD Series User's Manual & Installation Instructions
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Nordyne JS5BD Series User's Manual & Installation Instructions

Split system air conditioner
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JS5BD SERIES
USER'S MANUAL / INSTALLATION INSTRUCTIONS
SPLIT SYSTEM AIR CONDITIONER - R-22
Please read this 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.
IMPORTANT
DO NOT DESTROY. PLEASE READ CAREFULLY AND
KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.
13 SEER

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  • Page 1 JS5BD SERIES 13 SEER USER’S MANUAL / INSTALLATION INSTRUCTIONS SPLIT SYSTEM AIR CONDITIONER - R-22 IMPORTANT Please read this 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.

  • Page 2: Table Of Contents

    USER INFORMATION WARRANTY INFORMATION Important Safety Information ........3 Operating Instructions ..........3 A warranty certificate with full details is included with the Cooling Operation .............3 air conditioner. Carefully review these responsibilities with Heating Operation .............3 your dealer or service company. The manufacturer will not Operating the Air Conditioner for Automatic be responsible for any costs found necessary to correct Cooling and Heating ..........3...

  • Page 3: Important Safety Information

    USER INFORMATION IMPORTANT SAFETY INFORMATION The continuous indoor blower operation can be obtained with the thermostat system mode set in any position, Safety markings are used frequently throughout this including OFF. manual to designate a degree or level of seriousness and should not be ignored.

  • Page 4: Important Safety Information

    INSTALLER INFORMATION IMPORTANT SAFETY INFORMATION CAUTION: INSTALLER: Please read all instructions before servicing this equipment. Pay attention to all safety warnings and This unit uses refrigerant R-22. DO NOT use any other special notes highlighted in the manual. Safety any other refrigerant in this unit. Use of another markings are used frequently throughout this manual to refrigerant will damage the unit.

  • Page 5: Air Conditioner Installation

    • Survey the job site to determine the best location for General Information mounting the outdoor unit. See Figure 5 (page 12) for The JS5BD series air conditioner is designed only for unit dimensions. outdoor rooftop or ground level installations. This unit has •...

  • Page 6: Connecting Refrigerant Tubing Between The Indoor & Outdoor Unit

    Connecting Refrigerant Tubing Between the Indoor • To maintain the unit's warranty, it is required that a & Outdoor Unit filter drier be installed when the system is open to the atmosphere. This includes, but is not limited to, CAUTION: replacing the evaporator and/or condenser of a system.

  • Page 7: Grounding

    Thermostat Connections on the outdoor unit data label. Any other wiring methods must be acceptable to authority having jurisdiction. • Thermostat connections should be made in accordance • The outdoor unit requires both power and control circuit with the instructions supplied with the thermostat and electrical connections.

  • Page 8: System Cooling

    • Refrigerant charging charts are applicable only to and verify that it is cooler than ambient temperature. matched assemblies of NORDYNE equipment and Listen for any unusual noises. If unusual sounds listed airflows for the indoor coil. Refer to Figures 5 - occur, determine the source of the noise and correct 11 (Pages 10 - 13) for correct system charging.

  • Page 9: Air Conditioner Maintenance

    The ability to properly REPLACEMENT PARTS perform maintenance on this equipment requires certain Replacement parts are available through all Nordyne distributors. mechanical skills and tools. If you do not possess these Please have the complete model and serial number of the unit skills, contact your dealer for maintenance.

  • Page 10: Figures & Tables

    FIGURES & TABLES DO NOT OBSTRUCT TOP OF UNIT Allow adequate clearance for airflow Model Number JS5BD- Height -H- Width -W- Depth -D- 018KA 23" 22 3/4" 22 3/4" 024KB 23" 22 3/4" 22 3/4" 030KB 27" 22 3/4" 22 3/4" 036KB 27"...
  • Page 11 JS5BD-024KB SERIES CHARGING CHART Remove refrigerant when above curve Add refrigerant when below curve Liquid Temperature (F) Figure 6. Charging Chart for 2 Ton Units (with Microchannel Coil) JS5BD-030KB SERIES CHARGING CHART Remove refrigerant when above curve Add refrigerant when below curve Liquid Temperature (F) Figure 7.
  • Page 12 JS5BD-036KB SERIES CHARGING CHART Remove refrigerant when above curve Add refrigerant when below curve Liquid Temperature (F) Figure 8. Charging Chart for 3 Ton Units (with Microchannel Coil) JS5BD-042KA SERIES CHARGING CHART Remove refrigerant when above curve Add refrigerant when below curve Liquid Temperature (F) Figure 9.
  • Page 13 JS5BD-048KA SERIES CHARGING CHART Remove refrigerant when above curve Add refrigerant when below curve Liquid Temperature (F) Figure 10. Charging Chart for 4 Ton Units JS5BD-060KA SERIES CHARGING CHART Remove refrigerant when above curve Add refrigerant when below curve Liquid Temperature (F) Figure 11.

  • Page 14: Refrigerant Charging Tables

    FIGURES & TABLES REFRIGERANT CHARGING TABLES 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.
  • Page 15 REFRIGERANT CHARGING TABLES 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.
  • Page 16 REFRIGERANT CHARGING TABLES 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.

  • Page 17: Electrical Information

    OUTDOOR TEMPERATURE (° F) Suct. Press. Liq. Dis. Liq. Dis. Liq. Dis. Liq. Dis. Liq. Dis. Liq. Dis. Liq. Dis. Liq. Dis. Press. Temp. Press. Temp. Press. Temp. Press. Temp. Press. Temp. Press. Temp. Press. Temp. Press. Temp. Table 10. Charging Table for JS5BD-060KA Series (5 Ton Units) ELECTRICAL INFORMATION Model Number JS5BD- 018KA...

  • Page 18: Single Phase

    WIRING DIAGRAM Split System Air Conditioner (Outdoor Section) Single Phase NOTES: Optional Hard Start Kit 1. Couper le courant avant de faire letretien. 1. Disconnect all power before servicing. 2. Employez uniquement des conducteurs 2. For supply connections use copper conductors only. to “H”...
  • Page 20 Specifications & illustrations subject to change without notice or incurring obligations. 709244A (Replaces 7092440) O’ Fallon, MO | Printed in U.S.A. (04/11)

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