Nordyne *TC Installation Instructions Manual page 3

Autostaging forSingleStage Thermostats ............. 26
Autostaging forTwo-Stage Thermostats ................. 27
HeatAnticipator ...................................................... 27
Dehumidification Options ....................................... 27
Blower S peed Configuration ................................... 27
Fixed Speed Blower A pplications ....................... 27
Variable Speed Blower A pplications ................... 27
START-UP
& ADJUSTMENTS ................................... 28
Pre-Start Checklist .................................................. 28
Start-Up Procedures ............................................... 28
Verifying & Adjusting Input Rate ............................. 28
Verifying & Adjusting Temperature Rise ................. 28
Verifying Burner Operation ..................................... 29
Verifying Operation of the Supply Air
Limit Switch ............................................................ 29
OPERATING SEQUENCE ......................................... 29
Heating Cycle ......................................................... 29
Cooling Cycle ......................................................... 30
Fan Mode ................................................................ 30
DESCRIPTION OF COMPONENTS .......................... 30
MAINTENANCE ......................................................... 30
Air Filters ................................................................ 31
Blower Compartment .............................................. 31
Cleaning of Burners ................................................ 31
Heat Exchanger & Burner Maintenance ................. 31
Lubrication .............................................................. 31
Vent System ........................................................... 31
TROUBLESHOOTING ............................................... 32
FIGURES & TABLES ................................................. 33
Figure 28 - Furnace Dimensions ........................ 33
Airflow Data ........................................................... 34
Table 8 - Heating / Cooling Airflows &
Temperature Rises - Fixed Speed ....... 34
Table 9 - Nominal CFM & Temperature Rises -
Variable Speed ..................................... 35
Table 10 - Nominal Cooling / Heat Pump CFM -
Variable Speed ..................................... 36
Gas Information ..................................................... 37
Table 11 - Gas Flow Rates ................................. 37
Table 12 - Gas Pipe Capacities .......................... 37
Table 13 - High Altitude Deration Chart for
Propane Gas ..................................... 38
Table 14 - Natural Gas Heating Values .............. 38
Table 15 - High Altitude Deration Chart for
Nat. Gas - High Heating Value ........... 39
Table 16 - High Altitude Deration Chart for
Nat. Gas - Low Heating Value ........... 39
Electrical Information ............................................. 40
Figure 29 - Two-Stage Fixed Speed Motor
Control Board .................................... 40
Figure 30 - Two-Stage Variable Speed
Motor Control Board .......................... 40
Figure 31 - Two-Stage Furnace Control Board,...40
Figure 32 - Wiring Diagram - Two Stage Fixed
Speed Upflow / Horiz. Furnaces .......41
Figure 33 - Wiring Diagram - Two Stage Fixed
Speed Downflow Furnaces ............... 42
Figure 34 - Wiring Diagram - Two Stage Variable
Speed Upflow / Horiz. Furnaces .......43
Figure 35 - Wiring Diagram - Two Stage Variable
Speed Downflow Furnaces ............... 44
Venting Information ................................................. 45
Table 17 - Vent Termination Clearances ............. 45
Figure 36 - Horizontal & Vertical Venting ............ 46
Figure 37 - Upflow Options ................................. 47
Figure 38 - Horizontal Options .......................... 48
Figure 39 - Downflow Options ............................ 49
Location of Furnace Components ......................... 50
Figure 40 - Furnace Components .................... 50
INSTALLATION / PERFORMANCE CHECKLIST ..... 52