Table Of Contents - Nordyne TC Series User Manual

IMPORTANT SAFETY INFORMATION ...................... 3
REQUIREMENTS & CODES .....................................4
Combustion Air Quality............................................5
Heating Load ...........................................................5
Installation in a Garage ...........................................5
Operation of Furnace During Construction ..............6
Clearances to Combustible Materials......................6
COMBUSTION AIR & VENTING REQUIREMENTS 7
Direct Vent Systems ................................................8
Conventional Vent Systems - Confined Spaces ......8
Air From Inside ......................................................9
Outdoor Air from a Crawl Space or Vented Attic.. 9
Outdoor Air Using Vertical Ducts ..........................9
Outdoor Air Using Horizontal Ducts ......................9
Air Directly Through an Exterior Wall .................... 9
Alternate Method of Providing Air from Outside:.. 10
Conventional Vent Systems - Unconfined Spaces. 10
Category IV Venting .................................................. 10
Vent Pipe Material ................................................ 11
Vent Pipe Length & Diameter............................... 11
Vent Pipe Installation ........................................... 12
Outdoor Terminations - Horizontal Venting .......... 12
Outdoor Terminations - Vertical Venting ............... 13
Vent Freezing Protection ...................................... 13
Existing Installations ............................................ 14
Condensate Disposal ..............................................14
CIRCULATING AIR REQUIREMENTS ..................... 14
Plenums & Air Ducts ...............................................14
Return Air Connections ...........................................15
Upflow & Horizontal Furnaces ............................. 15
Downflow Furnaces.............................................. 15
Supply Air Connections ...........................................15
Acoustical Treatments............................................... 15
FURNACE INSTALLATION ......................................... 16
General Requirements ............................................16
Upflow Furnaces ......................................................16
Horizontal Furnaces .................................................16
Downflow Furnaces .................................................17
Installation on a concrete slab ............................. 17
Inducer & Venting Options .......................................17
Inducer Assembly Rotation .................................. 17
Pressure Switch Tubing............................................ 18
Accessories .............................................................18
Finish Flange ....................................................... 18
Rubber Grommets ............................................... 18
PVC Components ................................................ 19
Typical Orientation ......................................... 19
Alternate Orientation ..................................... 19
Condensate Drain Lines ...................................... 20
Bottom Panel Removal ............................................20
Alternate Bottom Panel Removal........................... 20
GAS SUPPLY & PIPING ........................................... 21
Leak Check ..............................................................21
High Altitude Application (Natural Gas Only) ..........23
Converting from Natural Gas to LP / Propane .........23
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TABLE OF CONTENTS

ELECTRICAL WIRING .............................................. 24
Line Voltage Wiring ................................................. 24
Grounding ............................................................... 25
Thermostat / Low Voltage Connections .................. 25
Single Stage AC & Single Stage Thermostat ....... 26
Single Stage AC & Two Stage Thermostat ........... 26
Two-Stage AC & Two-Stage Thermostat .............. 26
Autostaging for Single Stage Thermostats ............. 26
Autostaging for Two-Stage Thermostats ................. 27
Blower Speed Configuration ................................... 27
Fixed Speed Blower Applications ......................... 27
Variable Speed Blower Applications ..................... 27
Dehumidification Options ........................................ 27
START-UP & ADJUSTMENTS .................................. 28
Pre-Start Check List ................................................ 28
Start-up Procedures ................................................ 28
Verifying & Adjusting Input Rate ............................. 28
Verifying & Adjusting Temperature Rise ................. 28
Heat Anticipator ....................................................... 28
Verifying Burner Operation...................................... 29
Verifying Operation of the Supply Air Limit Switch. 29
OPERATING SEQUENCE ............................................. 30
Heating Cycle .......................................................... 30
Cooling Cycle .......................................................... 30
Fan Mode ............................................................. 30
MAINTENANCE .............................................................. 30
FIGURES & TABLES ................................................... 32
Figure 28. *TC & *TL Cabinet Dimensions ........... 32
Airflow Data ............................................................. 33
Table 6. *TC / *TL Heating / Cooling Airflows
Table 7. *TC / *TL Nominal Heating Airflows
Table 8. *TC / *TL Nominal Cooling / Heat
Gas Information ....................................................... 36
Table 9. Gas Flow Rates ....................................... 36
Table 10. Gas Pipe Capacities ............................. 36
Table 11. High Altitude Deration - Propane Gas .. 37
Table 12. Natural Gas Heating Values ................... 37
Table 13. High Altitude Deration - Natural Gas
Table 14. High Altitude Deration - Natural Gas
Electrical Information ............................................... 39
Figure 29. Two-Stage Fixed Speed Motor
Figure 31. Two-Stage Furnace Control Board ...... 39
Figure 30. Two-Stage Variable Speed Motor
Figure 32. Wiring Diagram for Two-Stage, Fixed
(CFM) & Temperature Rises (°F) ............ 33
(CFM) & Temperature Rises (° F) for
Variable Speed Furnaces ........................ 34
Pump Airflows (CFM) for Variable
Speed Furnaces ...................................... 35
with HIGH Heating Value ........................ 38
with LOW Heating Value ......................... 38
Control Board ....................................... 39
Control Board ....................................... 39
Speed Upflow Furnaces ...................... 40