Table of Contents
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SPLIT SYSTEM AIR CONDITIONER
INSTALLATION INSTRUCTIONS
S4BF - 024, 036, 048, & 060 (2, 3, 4, & 5 TON) SERIES
IMPORTANT SAFETY INFORMATION ................ 2
AIR CONDITIONER INSTALLATION ................... 3
General Information ..................................................3
Before You Install this Unit ........................................3
Locating the Air Conditioner .....................................3
Packaging Removal ..................................................3
Ground Level ............................................................3
Roof Mount ...............................................................3
& Outdoor Unit ..........................................................4
ELECTRICAL WIRING .......................................... 4
Pre-Electrical Checklist ............................................4
Line Voltage ..............................................................4
Diagnostics Module ............................5
Compressor Protection ...........................................5
Resetting Alert Codes .............................................5
Grounding .................................................................5
Thermostat Connections ..........................................6
START UP & ADJUSTMENTS ............................. 6
Pre-Start Check List .................................................6
Start-Up Procedures .................................................6
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
installing 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.
DO NOT DESTROY. PLEASE READ CAREFULLY & KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.
16 SEER, SINGLE PHASE MODELS
Air Circulation - Indoor Blower ................................6
System Cooling .......................................................6
System Heating (optional) ......................................6
AIR CONDITIONER MAINTENANCE ................... 7
REFRIGERANT CHARGING ................................ 7
Charging the Unit in AC mode ..................................7
Charging Charts & Application Notes .......................8
Figure 4. Charging Chart for 2-5 Ton Models ..........8
WIRING DIAGRAMS & TABLES .......................... 9
Figure 5. 2 Ton Models without CoreSense
Figure 6. 2 Ton Models with CoreSense
Figure 7. 3 Ton Models without CoreSense
Figure 8. 3 Ton Models with CoreSense
Figure 9. 4 & 5 Ton Models without CoreSense
Figure 10. 4 & 5 Ton Models with CoreSense
CORESENSE TROUBLESHOOTING ................... 15
Table 3. CoreSense
INSTALLATION CHECKLIST ............................... 20
REPLACEMENT PARTS ....................................... 20
IMPORTANT
ATTENTION INSTALLERS:
TM
TM
.............10
TM
..............12
TM
Diagnostics ..........................15
........9
.........11
..13
TM
.....14
TM
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Table of Contents
Related Manuals for Nordyne S4BF-036 series
Summary of Contents for Nordyne S4BF-036 series
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Page 1: Table Of Contents
SPLIT SYSTEM AIR CONDITIONER 16 SEER, SINGLE PHASE MODELS INSTALLATION INSTRUCTIONS S4BF - 024, 036, 048, & 060 (2, 3, 4, & 5 TON) SERIES IMPORTANT SAFETY INFORMATION ....2 Air Circulation - Indoor Blower ........6 System Cooling ............6 AIR CONDITIONER INSTALLATION ....3 System Heating (optional) ........6 General Information ..........3 AIR CONDITIONER MAINTENANCE .... -
Page 2: Important Safety Information
IMPORTANT SAFETY INFORMATION WARNING: INSTALLER: Please read all instructions before servicing this equipment. Pay attention to all safety warnings and Unless noted otherwise in these instructions, any other special notes highlighted in the manual. Safety only factory authorized parts or accessory markings are used frequently throughout this manual to kits may be used with this product. -
Page 3: Air Conditioner Installation
AIR CONDITIONER INSTALLATION Packaging Removal NOTE: To prevent damage to the tubing connections, General Information carefully remove the carton and user’s manual from the The S4BF series air conditioner is designed only for equipment. Discard the shipping carton. outdoor rooftop or ground level installations. This unit has been tested for capacity and efficiency in accordance Ground Level with AHRI Standards and will provide many years of safe... -
Page 4: Connecting Refrigerant Tubing Between The Indoor & Outdoor Unit
Connecting Refrigerant Tubing Between • A filter dryer is provided with the unit and must be installed in the liquid line of the system. If the installation the Indoor & Outdoor Unit replaces a system with a filter dryer already present in the liquid line, the filter dryer must be replaced with CAUTION: the one supplied with the unit. -
Page 5: Coresense Tm Diagnostics Module
protection must be in compliance with information listed on the outdoor unit data label. Any other wiring methods must be acceptable to authority having jurisdiction. Power LED • The outdoor unit requires both power and control circuit electrical connections. Refer to the wiring diagram / Y2 (Thermostat 2nd Stage Demand) schematic for identification and location of outdoor Y (Thermostat Demand) -
Page 6: Thermostat Connections
Thermostat Connections START UP & ADJUSTMENTS • Thermostat connections should be made in accordance Pre-Start Check List with the instructions supplied with the thermostat and √ Verify the indoor unit is level and allows proper the indoor equipment. Typical AC and thermostat condensate drainage. -
Page 7: Air Conditioner Maintenance
AIR CONDITIONER MAINTENANCE • Refrigerant charging charts are applicable only to matched assemblies of NORDYNE equipment and listed airflows for the indoor coil. Refer to Figure 4, WARNING: (page 8) for correct system charging. • S4BF outdoor units with non-AHRI listed indoor coils To prevent electrical shock, personal injury, or are not recommended. -
Page 8: Charging Charts & Application Notes
Charging Charts & Application Notes charts to determine the ideal amount of sub-cooling for a given liquid pressure. Units charged to other values • This equipment’s cooling system contains will not perform at the rated unit efficiency (EER) or refrigerant under high pressure. Always use safe rated Coefficient of Performance (COP) in heating and environmentally sound methods when handling mode. -
Page 9: Wiring Diagrams & Tables
WIRING DIAGRAMS & TABLES Figure 5. W.D. for 2 Ton Models without CoreSense... - Page 10 YELLOW BLACK BLUE Figure 6. W.D. for 2 Ton Models with CoreSense...
- Page 11 BLACK BLUE Figure 7. W.D. for 3 Ton Models without CoreSense...
- Page 12 YELLOW BLACK BLUE Figure 8. W.D. for 3 Ton Models with CoreSense...
- Page 13 YELLOW BLUE Figure 9. W.D. for 4 & 5 Ton Models without CoreSense...
- Page 14 YELLOW BLACK BLUE Figure 10. W.D. for 4 & 5 Ton Models with CoreSense...
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Page 15: Coresense Troubleshooting
CORESENSE TROUBLESHOOTING STATUS LED STATUS LED DESCRIPTION STATUS LED TROUBLESHOOTING INFORMATION Solid Green Module has power and Supply voltage is present at module terminals “RUN” operating normally 1. Compressor protector is open • Check for high head pressure • Check compressor supply voltage Thermostat demand signal Y is Solid Red 2. - Page 16 CORESENSE TROUBLESHOOTING - CONTINUED STATUS LED STATUS LED DESCRIPTION STATUS LED TROUBLESHOOTING INFORMATION Welded Contactor Yellow “ALERT” 1. Compressor contactor has failed closed Flash Code 8 Compressor always runs 2. Thermostat demand signal not connected to module Yellow “ALERT” Low Supply Voltage 1.
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Page 20: Installation Checklist
INSTALLATION CHECKLIST ELECTRICAL SYSTEM INSTALLATION ADDRESS: Electrical connections tight? Line voltage polarity correct? CITY ________________________ STATE ________________ Rated Voltage: ___________________________________ VOLTS UNIT MODEL # ________________________________________ UNIT SERIAL # _______________________________________ L1-L2 Volts: _____________________________________ VOLTS Unit Installed Minimum clearances Figure 1, (page L1-L3 Volts: _____________________________________ VOLTS INSTALLER NAME: L2-L3 Volts: _____________________________________ VOLTS...