Nordyne 045C-23ASA Installation Instructions Manual page 3

Verifying and Adjusting Temperature Rise .............19
Verifying Burner Operation ....................................19
Verify Operation of the Supply Air
Limit Switch ...........................................................20
OPERATING SEQUENCE .........................................20
Heating Cycle ........................................................20
Cooling Cycle ........................................................20
Fan Mode ..............................................................20
MAINTENANCE .........................................................20
Air Filters ...............................................................20
Blower Compartment ............................................21
Cleaning of Burners ..............................................21
Cleaning of Flue Passages ...................................21
Heat Exchanger and Burner Maintenance ............22
Lubrication ............................................................22
Vent System ..........................................................22
TROUBLESHOOTING ...............................................22
DESCRIPTION OF COMPONENTS ..........................23
FIGURES AND TABLES ............................................23
Table 1 - Minimum Clearances to Combustible
Materials ............................................23
Furnace Dimensions .............................................24
Figure 15 - Upfl ow/Horizontal Furnaces ...........24
Figure 16 - Downfl ow Furnaces........................25
Airfl ow Data ...........................................................26
Table 2 - Upfl ow/Horizontal Gas Furnaces .......26
Table 3 - Downfl ow Gas Furnaces ....................28
Electrical Information.............................................29
Table 4 - Wire length and Voltage Specs ..........29
Table 5 - Control Board Fault Codes ................29
Figure 17 - Wiring Diagram ..............................30
Gas Information .....................................................31
Table 6 - Gas Flow Rates.................................31
Table 7 - Gas Pipe Capacities .........................31
Table 8 - High Altitude Deration Chart for
Propane Gas .....................................32
Table 9 - Natural Gas Heating Values ..............32
Table 10 - High Altitude Deration Chart for
Nat. Gas -High Heating Values ........33
Table 11 - High Altitude Deration Chart for
Nat. Gas -Low Heating Values.........33
Location of Furnace Components .........................35
Figure 18 - Upfl ow/Horizontal Gas Furnace
Components ..................................35
Figure 19 - Downfl ow Gas Furnace
Components ..................................35
INSTALLATION/PERFORMANCE CHECKLIST .......36
3