2
IMPORTANT SAFETY INFORMATION .......................5
REQUIREMENTS & CODES .......................................5
Minimum Installation Clearance ..............................5
Clearances to Combustible Materials .....................5
CIRCULATING AIR REQUIREMENTS ........................6
Plenums & Air Ducts ...............................................6
Return Air Connections ........................................6
Supply Air Connections........................................6
Acoustical Ducts ..................................................6
Unconditioned
Spaces.............................................7
Closed-Off
Spaces
..................................................7
Filtering Methods - Downfl ow Furnaces ..................7
Non-Ducted Return Air ........................................7
Without AC or HP Uncased Coil ......................7
With AC or HP Uncased Coil ...........................7
With Optional Coil Housing ..............................7
Ducted Return Air ................................................7
Without Optional Coil Housing .........................7
With Optional Coil Housing ..............................7
Filtering Methods - Upfl ow Furnaces .......................7
Non-Ducted Return Air ........................................7
Without Optional Upfl ow Stand ........................7
With Optional Upfl ow Stand .............................7
Ducted Return Air ................................................7
FURNACE INSTALLATION .........................................8
General
nformation
.................................................8
Before You Install this Furnace ................................8
Locating the Unit .....................................................8
Optional
Equipment
.................................................8
Return Air Grille ...................................................8
Automatic Furnace Damper .................................8
Duct Connectors for Downfl ow Systems ..............8
Locating & Cutting Floor Openings .........................9
Standard Duct Connector Installation ...................10
Narrow Duct Connector Installation ......................10
Round Duct Connector Installation .......................11
Alcove
Installations
...............................................11
Closet
Installations
................................................11
Downfl
ow
Furnaces
...............................................11
Upfl
ow
Furnaces
...................................................12
Over the Floor Return Air (Non-Ducted) ............12
Through the Floor Return Air (Ducted) ..............13
ELECTRICAL WIRING ...............................................13
Line
Voltage
Wiring
................................................13
Connecting Supply Service Wires .........................14
Grounding
..............................................................14
Thermostat / Low Voltage Connections .................14
Selecting Blower Speed ........................................14
Changing Blower Speed ........................................15
Blower
Installation
.................................................15
Installing Control Circuit Wiring .............................15
START-UP & ADJUSTMENTS ...................................16
Pre-Start
Checklist
................................................16
Start-Up
Procedures
..............................................16
FIGURES & TABLES .................................................17
Figure 20. Furnace Components ..........................17
Figure 21. Furnace Physical Dimensions ..............18
Figure 22. Upfl ow Stand Dimensions ....................18
Table 6. Unit Specifi cations ...................................19
Table 7. Electrical Specifi cations ...........................20
Figure 23. E3EB-010H Wiring Diagram .................21
Figure 24. E3EB-012H Wiring Diagram .................22
Figure 25. E3EB-015H & 017H W.D. .....................23
Figure 26. E3EB-020H, 023H, & 5 Ton W.D. .........24
INSTALLATION PERFORMANCE CHECKLIST .......28
TABLE OF CONTENTS
USER INFORMATION
IMPORTANT SAFETY INFORMATION .......................3
OPERATING INSTRUCTIONS .....................................3
Cooling
Operation
...................................................3
Heating
Operation
...................................................3
Operating the Blower Continuously .........................3
Turning the Heater OFF ..........................................4
INSTALLER INFORMATION
UNIT MAINTENANCE ..................................................4
Furnace
Filter
..........................................................4
Coil
Filter
.................................................................4
Blower
Compartment
..............................................4
TROUBLESHOOTING .................................................4