Instructions / Assembly

2
TABLE OF CONTENTS
IMPORTANT SAFETY INFORMATION .....................3
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 Linesets ......................................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...............................................................12
Electronic Air Cleaner (EAC) ................................... 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 speed 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 (Variable & Fixed Speed) ...15
Selecting Basic Heating Airflow ...........................15
Selecting Basic Cooling / Heat Pump Airflow .......15
Dehumidification Options ........................................15
UNIT MAINTENANCE ................................................16
TROUBLESHOOTING ...............................................16
FIGURES & TABLES .................................................17
Figure 11. B6 Series Physical Dimensions ..........17
Figure 12. Air Handler Components ..................... 18
Table 5. B6BM Airflow Data .................................. 19
Airflow Data .............................................................19
Table 6. B6EM (FSHE) Airflow Data ..................... 20
Table 7. B6EM (FSHE) Minimum Heating Airflow
Settings (CFM) .....................................................21
Table 8. B6VM Recommended Cooling Airflow
Settings ................................................................21
Table 9. B6VM (VSHE) Airflow Data ....................22
Electrical Diagrams & Data .....................................23
Figure 13. Single Stage Control Board ................23
Figure 14. Two - Stage Control Board ..................23
Figure 15. Fixed Speed Motor Control Board ....... 24
Figure 16. Variable Speed Motor 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 MCA & MOP Data ................29
Table 12. Control Board Operation .......................29
INSTALLATION / PERFORMANCE CHECK LIST ....32