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Nordyne Residential Gas Furnaces manual

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Table of contents for the manual

  • Page 1

    User's Information Manual Residential Gas Furnaces FOR Y OUR SAFETY — Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. — WHAT TO DO IF YOU SMELL GAS: • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Imm[...]

  • Page 2

    2[...]

  • Page 3

    3 1 Ignitor 2 Flame Sensor (Not Shown) 3 Gas Valve 4 Flame Roll-out Switch(s) 5 Pressure Switch 6 Control Board 7 Blower Door Switch(s) 8 Exhaust Adapter 9 Low Voltage Transformer 10 Burner Assembly 11 Supply Air Limit Switch 12 Blower Assembly 13 Induced Draft Blower 14 Vent Transition 1 Ignitor 2 Flame Sensor 3 Gas Valve 4 Flame Roll-out Switch(s[...]

  • Page 4

    4 90+ AFUE 1 Ignitor (Not Shown) 2 Flame Sensor (Not Shown) 3 Gas Valve 4 Flame Roll-out Switch(s) 5 Pressure Switch 6 Vent Pressure Switch (93+ Only) 7 Control Board 8 Blower Door Switch 9 Vent Safety Switch 10 Low Voltage Transformer 11 Supply AIr Limit Switch 12 Circulating Air Blower Assembly 13 Induced Draft Blower 14 Condensate Drain Tube 15 [...]

  • Page 5

    5 90+ AFUE T wo - Sta ge Models Figure 3. Furnace Parts Identified Upflow/Horizontal Furnace Models 20 5 7 3 8 18 9 17 12 16 14 10 17 5 3 12 10 14 9 8 11 20 19 7 16 18 1 Ignitor (Not Shown) 2 Flame Sensor (Not Shown) 3 Primary Gas Valve 4 Secondary Gas Valve 5 Flame Roll-out Switch(s) 6 Pressure Switch 7 Vent Pressure Switch 8 Control Board 9 Blowe[...]

  • Page 6

    6 1 Ignitor 2 Flame Sensor 3 Gas Valve 4 Flame Roll-out Switch(s) 5 Pressure Switch 6 Control Board 7 Blower Door Switch 8 Vent Assembly 9 Low Voltage Transformer 10 Burner Assembly 11 Supply Air Limit Switch 12 Blower Assembly 13 Induced Draft Blower Upflow/Horizontal Furnace 80+ AFUE T wo - Stage Models 2 5 7 6 3 9 4 1 10 11 13 12 8 Figure 4. Fur[...]

  • Page 7

    7 GENERAL INFORMATION This furnace has been designed and built to provide many years of safe and dependable home comfort, providing it is properly installed and maintained. With regular maintenance, this furnace will operate satisfactorily year after year. Abuse, improper use, and/or improper mainte- nance can shorten the life of the furnace and cr[...]

  • Page 8

    8 To maximize heat exchanger life, the combustion air must be free of chemicals which form corrosive acidic compounds in the combustion gases. Some examples of these chemicals are chlorine, fluorine, and sulphur. Some common sources of these chemicals are detergents, bleaches, aerosol sprays, cleaning solvents, and a wide variety of commercial and [...]

  • Page 9

    9 5. Maintenance Proper maintenance is most important to achieve the best performance from this furnace and should be performed by a qualified service technician. Follow the maintenance schedule (see Table 1) and the following instructions for years of safe, trouble free operation. • Do not place combustible materials on or against the furnace ca[...]

  • Page 10

    10 ! W ARNING: Do not operate your furnace if you find any of the following conditions. Such conditions may allow toxic fumes to escape into your home: • Obstructions or restrictions in the vent pipe and/or chimney. • Holes or cracks in the vent pipe. • Visible corrosion in the vent pipe. • Horizontal vent pipes that do not slope upward. If[...]

  • Page 11

    11 If the combustion and circulating air blowers are operating, and items 1 through 6 have been checked without identifying the cause of the problem, press the red reset buttons on the vent safety and the roll out limit switches. (See Figures 1, 2, 3 and 4). MANUFACTURER WARRANTY, OWNER RESPONSIBILITIES It is the sole responsibility of the homeowne[...]

  • Page 12

    7082220 (Replaces 7081670) Specifications and illustrations subject to change without notice and without incurring obligations. Printed in U.S.A. (01/03) ¢708222y¤ 7082220[...]