Table Of Contents; Important Safety Information - Nordyne B6EM Series Installation Instructions Manual

TABLE OF CONTENTS

Important Safety Information ....................................2
Requirements & Codes ..............................................3
General Information ...................................................4
Before You Install this Unit .........................................4
Locating the Air Handler ............................................4
Minimum Clearances .................................................4
Operation of Air Handler During Construction ...........4
Installation in a Garage .............................................5
Plenums & Air Ducts .................................................5
Unconditioned Spaces ...........................................5
Air Filters ................................................................5
Acoustical Duct Work .............................................5
Air Handler Installation ..............................................6
Packaging Removal ...................................................6
Mounting Applications ...............................................6
Upflow Installations ...................................................6
Downflow Installations ...............................................6
Horizontal Installations ..............................................7
Horizontal Left Installations ....................................7
Horizontal Right Installations .................................7
Refrigerant Line Connections ....................................8
Orifice removal & Installation .................................8
Connecting the Linsets ..........................................9
Condensate Drainage ............................................10
Electrical Connections .............................................11
Pre-Electrical Checklist ...........................................11
Line Voltage .............................................................11
Grounding................................................................11
Thermostat Connections .........................................11
Control Board ..........................................................12
Twinning ...............................................................12
Heater Kits...............................................................13
Electronic Air Cleaner..............................................13
Humidifier ................................................................13
Optional Humidistat .................................................13
Startup & Adjustments ............................................13
Before You Start the Unit .........................................13
Refrigerant Charging ...............................................14
Air Circulation ..........................................................14
Running the Blower Continuously ........................ 14
Selecting Continuous Low Spd Fan Operation .... 14
Turning the Blower Off..........................................14
System Cooling ....................................................14
System Heating ....................................................14
Selecting minimum Electric Heat Airflow ..............14
Blower Configurations .............................................14
Determining Nominal System Capacity ...............14
3-Speed Units ......................................................14
High Efficiency Units (Var. & Fixed Speed) ..........15
Selecting Basic Heating Airflow ...........................15
Selecting Basic Cooling / Heat Pump Airflow ....... 15
Dehumidification Options ........................................15
2
Unit Maintenance ......................................................16
Troubleshooting ........................................................16
Figures & Tables .......................................................17
Figure 11. B6BM Physical Dimensions ................17
Figure 12. Air Handler Components .....................18
Airflow Data .............................................................19
Table 5. B6BM Air Handlers .................................19
Table 6. B6EM Air Handlers .................................20
Table 7. B6EM Air Handlers (Heat Only Airflow) ..21
Table 8. B6VM Air Handlers (Cool Only Airflow) ..21
Table 9. B6VM Airflow Settings ............................22
Electrical Diagrams & Data .....................................23
Figure 13. Single Stage Control Board ................23
Figure 14. Two-Stage Control Board ....................23
Figure 15. Two-Stage Fix. Sp. Control Board........24
Figure 16. Two-Stage Var. Sp. Control Board .......24
Figure 17. B6BM Wiring Diagram .........................25
Figure 18. B6EM Wiring Diagram .........................26
Figure 19. B6VM Wiring Diagram .........................27
Table 10. B6BM MCA & MOP Data ......................28
Table 11. B6(E,V)M & B6BV MCA & MOP Data ..29
Table 12. Control Board Operation .......................30
Installation / Performance Checklist .......................32

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
injury or property damage.
WARNING:
ELECTRICAL SHOCK, FIRE OR EXPLOSION
HAZARD
Failure to follow safety warnings exactly could
result in serious injury or property damage.
Improper servicing could result in dangerous
operation, serious injury, death or property
damage.
• Before servicing, disconnect all electrical power
to air handler.
• When servicing controls, label all wires prior
to disconnecting. Reconnect wires correctly.
• Verify proper operation after servicing.