Nordyne JS4BD-KA Series User's Information And Installation Instructions Manual

Nordyne JS4BD-KA Series User's Information And Installation Instructions Manual

Outdoor 13 seer r-410a high efficiency split system

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Outdoor Air Conditioner
User's Information and Installation Instructions
13 SEER R-410A High Effi ciency Split System
These units have been designed and tested for
capacity & effi ciency in accordance with A.H.R.I.
Standards. Split System Air Conditioning units
are designed for use with a wide variety of fossil
fuel furnaces, electric furnaces, air handlers, and
evaporator coil combinations.
These instructions are primarily intended to assist
qualifi ed individuals experienced in the proper
installation of heating and/or air conditioning
appliances. Some local codes require licensed
installation/service personnel for this type of
equipment. Read all instructions carefully before
starting the installation.
USER'S INFORMATION
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 servicing contractor .
OPERATING INSTRUCTIONS
To Operate Your Air Conditioner for
Cooling —
1. Set the thermostat 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 by pressing the
WARMER or COOLER button. Please refer
to the separate detailed 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 Furnace for
Heating —
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 by pressing the
WARMER or COOLER button. Please refer
to the separate detailed 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)
SYSTEM
FAN
MODE
SWITCH
Figure 1. Typical Thermostat
TEMPERATURE
SENSOR

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Summary of Contents for Nordyne JS4BD-KA Series

  • Page 1 Outdoor Air Conditioner User’s Information and Installation Instructions 13 SEER R-410A High Effi ciency Split System These units have been designed and tested for To Operate Your Furnace for capacity & effi ciency in accordance with A.H.R.I. Heating — Standards. Split System Air Conditioning units are designed for use with a wide variety of fossil 1.
  • Page 3: General Information

    Before Calling a Service Technician, Be The indoor blower will start immediately, and Certain: will run continually until the fan switch is reset to AUTO. a. The unit thermostat is properly set — see “To Operate Your Air Conditioner for The continuous indoor blower operation can be Cooling”...
  • Page 4: Safety Considerations

    the job site. Ensure coil fi ns are straight and, if NOTICE: necessary, comb fi ns to remove fl attened and Certain models have external panels fabricated bent fi ns. from a premium grade of stainless steel designed Preferred Location of the Outdoor Unit at the to inhibit corrosion.
  • Page 5: Connecting Refrigerant Tubing Between The Indoor And Outdoor Unit

    6. CONNECTING REFRIGERANT 7. MAKING ELECTRICAL TUBING BETWEEN THE CONNECTIONS INDOOR AND OUTDOOR UNIT WARNING: CAUTION: Turn off all electrical power at the main This system utilizes R-410A refrigerant circuit box before wiring electrical with POE oil. When servicing, cover power to the outdoor unit.
  • Page 6: Startup And Checkout

    Maximum Fuse/Circuit Breaker Size — Circuit Air Filters — Ensure air fi lters are clean and in protection for the outdoor unit must be compat- place prior to operating the equipment. ible with the maximum fuse/circuit breaker size Thermostat — Set the room thermostat function listed on the outdoor unit data label.
  • Page 7 Low-Pressure Switch —(Select Models) A low- ALERT LED (Yellow): communicates an pressure switch is factory-installed and located abnormal system condition through a unique in the suction line internal to the outdoor unit. fl ash code. The ALERT LED will fl ash a number The switch is designed to protect the compressor of times consecutively, pause and then repeat from a loss of charge.
  • Page 8 circulated by the indoor blower and verify that energizes after a short period of time. Feel the it is cooler than ambient temperature. Listen air being circulated by the indoor blower and for any unusual noises. If present, locate and verify that it is warmer than ambient temperature.
  • Page 9 Status LED Description Status LED Troubleshooting Information Status LED Green “POWER” Module has power Supply voltage is present at module terminals 1. Compressor protector is open Red “TRIP” Thermostat demand signal 2. Outdoor unit power disconnect is open Y is present, but the 3.
  • Page 10: Adjustment Of Refrigerant Charge

    Miswired Module Indication Recommended Troubleshooting Action Green LED is not on, Determine if both R and C module terminals are module does not power up connected. Verify voltage is present at module’s R and C terminals. Review 24VAC Power Wiring (page 4) for R and C wiring.
  • Page 11 Refrigerant Charging Charts For Cooling Mode of Operation S4BD-018KA/KB Remove refrigerant when above the curve Add refrigerant when below the curve Liquid Temperature (F) S4BD-024KA/KB Remove refrigerant refrigerant 100 105 110 115 120 125 130 135 Liquid Temperature (°F) *Note: All pressures are listed in psig. and all temperatures in deg. F.
  • Page 12 Refrigerant Charging Charts For Cooling Mode of Operation (Continued) S4BD-030KA/KB Remove refrigerant refrigerant 100 105 110 115 120 125 130 135 Liquid Temperature (°F) S4BD-036KA/KB Remove refrigerant refrigerant 100 105 110 115 120 125 130 135 Liquid Temperature (°F) *Note: All pressures are listed in psig. and all temperatures in deg. F.
  • Page 13 Refrigerant Charging Charts For Cooling Mode of Operation (Continued) S4BD-042KA/KB Remove refrigerant when above the curve Add refrigerant when below the curve Liquid Temperature (F) S4BD-048KA/KB Remove refrigerant when above the curve Add refrigerant when below the curve Liquid Temperature (F) *Note: All pressures are listed in psig.
  • Page 14 Refrigerant Charging Charts For Cooling Mode of Operation (Continued) S4BD-060KA/KB Remove refrigerant when above the curve Add refrigerant when below the curve Liquid Temperature (F) *Note: All pressures are listed in psig. and all temperatures in deg. F.
  • Page 16 INSTALLER: PLEASE LEAVE THESE INSTALLATION INSTRUCTIONS WITH THE HOMEOWNER ¢708659[¤ 708659A (Replaces 7086590) Specifi cations and illustrations subject to change without notice and without incurring obligations. Printed in U.S.A. (12/08) 708659A...

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