Nordyne TC Upflow/Horizontal Installation Instructions Manual page 3

Autostaging for Single Stage Thermostats .............24
Autostaging for Two-Stage Thermostats .................25
Dehumidifi cation Options ........................................25
Line Voltage Wiring .................................................25
Low Voltage Wiring .................................................25
Grounding ...............................................................25
Twinning ..................................................................26
START-UP & ADJUSTMENTS ...................................27
Pre-Start Checklist..................................................27
Start-Up Procedures ...............................................27
Verifying and Adjusting Input Rate .........................27
Verifying and Adjusting Temperature Rise ..............28
Verifying Burner Operation .....................................28
Verifying Operation of the Supply Air
Limit Switch ............................................................28
OPERATING SEQUENCE .........................................28
Heating Cycle .........................................................28
Cooling Cycle .........................................................29
Fan Mode ................................................................29
TROUBLESHOOTING ...............................................29
DESCRIPTION OF COMPONENTS ..........................30
MAINTENANCE .........................................................30
Air Filters ................................................................30
Blower Compartment ..............................................30
Cleaning of Burners ................................................31
Heat Exchanger and Burner Maintenance .............31
Lubrication ..............................................................31
Vent System ...........................................................31
FRENCH TRANSLATIONS ........................................32
FIGURES AND TABLES ............................................34
Figure 28 - Furnace Dimensions ........................34
Airfl ow Data ...........................................................35
Table 8 - Heating/Cooling Airfl ows and
Temperature Rises - Fixed Speed .......35
Table 9 - Nominal CFM and Temperature Rises -
Variable Speed .....................................36
Table 10 - Nominal Cooling/Heat Pump CFM -
Variable Speed .....................................37
Gas Information .....................................................38
Table 11 - Gas Flow Rates .................................38
Table 12 - Gas Pipe Capacities ..........................38
Table 13 - High Altitude Deration Chart for
Propane Gas .....................................39
Table 14 - Natural Gas Heating Values ..............39
Table 15 - High Altitude Deration Chart for
Nat. Gas - High Heating Value ...........40
Table 16 - High Altitude Deration Chart for
Nat. Gas - Low Heating Value ...........40
Electrical Information .............................................41
Figure 29 - Two-Stage Fixed Speed Motor
Control Board ....................................41
Figure 30 - Two-Stage Variable Speed
Motor Control Board ..........................41
Figure 31 - Two-Stage Furnace Control Board ....41
Figure 32 - Wiring Diagram - Two Stage Fixed
Speed Upfl ow/Horiz. Furnaces .........42
Figure 33 - Wiring Diagram - Two Stage Fixed
Speed Downfl ow Furnaces ...............43
Figure 34 - Wiring Diagram - Two Stage Variable
Speed Upfl ow/Horiz. Furnaces .........44
Figure 35 - Wiring Diagram - Two Stage Variable
Speed Downfl ow Furnaces ...............45
Venting Information .................................................46
Table 17 - Vent Termination Clearances .............46
Figure 36 - Horizontal and Vertical Venting ........47
Figure 37 - Upfl ow Options .................................48
Figure 38 - Horizontal Options ..........................49
Figure 39 - Downfl ow Options ............................50
Location of Furnace Components .........................51
Figure 40 - Upfl ow/Horizontal Gas Furnace
Components ....................................51
Figure 41 - Downfl ow Gas Furnace
Components ....................................51
INSTALLATION/PERFORMANCE CHECKLIST .......52
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