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Kenmore Condensing gas furnaces User's Information Manual

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Summary of Contents for Kenmore Condensing gas furnaces

  • Page 1 your from ing, ® If: _ • R_FERENCF- SAVE THiS MANUAL FOR FUTURE...
  • Page 2 SERVICE TECHNICIAN CHECK_ Perform: an Operational checkout on the furnace tO :be sure safety: c0nt¢ols function and that fur- 'When the furnace is being inspected for:c0ndition nace oper_te_ _r0perly..and operation have the Service Technician check the FREEZING TEMPERATURES following items.
  • Page 3 COMBUSTION AIR/INDOOR ,HUMIDITY (How. They Affect Your Safety Comfort) An energy efficient home or a home using exhaus_ fans, fireplaces, clothes dryers, and gas appliances creases this problem and your appliances could starving for air, which is unsafe. This'_ay result in more and more air being drawn from the house until fresh air is sucked in through...
  • Page 4 :>:h _ :i:/;,:'=; _ ': "I:!S;I; !, _Lii_:i;_:_: _i _ :_ :_' Combustion iAdoor Humidity (Cont.) C. Drafthood Spillage _ _::_: If there is spillage at a draft hood - (rfi_ch goes or flame wavers away from draft'Jiood): Check for plugged flue connectors and chimneys.

  • Page 5: Door Interlock

    YOUR FURNACE Condensing furnaces have a higher efficiency rating The following paragraphs and Illustration wil! help you than conventional gas furnaces, but are basically to understand the main parts of your furnace and how same in design and operation, The major difference they operate.
  • Page 6 Your Furnace (Cont.) White Rodgers Valve E Series Hot Surface ignition AIR PROVING SWITCH LIMIT CONTROL Honeywell Valve _ 8204 Series Spark to Pilot ignition IGNITOR/SENSOR PRIMARY HEAT EXCHANGER COMBUSTION AIR BLOWER GAS VALVE EXHAUST TEMPERATURE UMIT SWITCH FLAME ROLLOUT SENSOR ELECTRICAL JUNCTION...
  • Page 7 Your Furnace (Cont.) CIRCULATING AIR BLOWER FAN/LIMIT CONTROL The blower to circulate room air through the furnace Fan/Limit Contro! provides power Cir- starts as soon as the internal.heater in the Fan/Limit culating Air Blower to keep it on, until furnace control causes the fan switch...

  • Page 8: Starting The Furnace

    Operating Your Furnace WIHH SURFACE Keep the blower access door and upper access panel in place except inspection or maintenance. IGNITION SYSTEM automatic switch prevents furnace operation if the blower door is not in place. Furnace will make several attempts to lite before ing into lockout.

  • Page 9: Maintenance

    FURNACE MAINTENANCE Filter Replacement it is recommended .that you have your furnace The fitter will normaliy be found inside the furnace spected and serviced on an annual basis (before blower compartment, see pages 5 and 6, but alter- nate locations may be a remote filter rack...
  • Page 10 Furnace Maintenance (Cont.) CONDENSATE DISPOSAL Filter ReplacementlCounterflow MonthlylAnnually See Figure 1. Turn electric power furnace at circuit Your furnace has a condensate trap as part of the vent breaker ordisconnect switch. Remove blower compartment door. system: The moisture in the flue gases will condense Reach up through right side and lift upward...

  • Page 11: Furnace Maintenance

    Furnace Maintenance (Cont.) FIG. TYPICAL INSTALLATION The floor or furnace base must be in good physical Con'tact a qualified service agency at once if an ab- condition. For Upflovv Furnace with a bottom return normal flame appearance should develop. the floor or base area around the furnace must form FIG.
  • Page 12 ..S ERVICE H If your furnace fails to operate P'r6_edy_,, yalu.:may avoid i_ .convenience and the cost of a se£yicecall:by.cbeck-ing the fotloWJng::,_eints' before you call for.service...... HEAT WHAT TO DO POSSIBLE CAUSE ':.:.,:_;.. • " " <:s,_: Thermostat not set correctl:y;...
  • Page 13 your from ing, ® If: _ • R_FERENCF- SAVE THiS MANUAL FOR FUTURE...
  • Page 14 SERVICE TECHNICIAN CHECK_ Perform: an Operational checkout on the furnace tO :be sure safety: c0nt¢ols function and that fur- 'When the furnace is being inspected for:c0ndition nace oper_te_ _r0perly..and operation have the Service Technician check the FREEZING TEMPERATURES following items.
  • Page 15 COMBUSTION AIR/INDOOR ,HUMIDITY (How. They Affect Your Safety Comfort) An energy efficient home or a home using exhaus_ fans, fireplaces, clothes dryers, and gas appliances creases this problem and your appliances could starving for air, which is unsafe. This'_ay result in more and more air being drawn from the house until fresh air is sucked in through...
  • Page 16 :>:h _ :i:/;,:'=; _ ': "I:!S;I; !, _Lii_:i;_:_: _i _ :_ :_' Combustion iAdoor Humidity (Cont.) C. Drafthood Spillage _ _::_: If there is spillage at a draft hood - (rfi_ch goes or flame wavers away from draft'Jiood): Check for plugged flue connectors and chimneys.
  • Page 17 YOUR FURNACE Condensing furnaces have a higher efficiency rating The following paragraphs and Illustration wil! help you than conventional gas furnaces, but are basically to understand the main parts of your furnace and how same in design and operation, The major difference they operate.
  • Page 18 Your Furnace (Cont.) White Rodgers Valve E Series Hot Surface ignition AIR PROVING SWITCH LIMIT CONTROL Honeywell Valve _ 8204 Series Spark to Pilot ignition IGNITOR/SENSOR PRIMARY HEAT EXCHANGER COMBUSTION AIR BLOWER GAS VALVE EXHAUST TEMPERATURE UMIT SWITCH FLAME ROLLOUT SENSOR ELECTRICAL JUNCTION...
  • Page 19 Your Furnace (Cont.) CIRCULATING AIR BLOWER FAN/LIMIT CONTROL The blower to circulate room air through the furnace Fan/Limit Contro! provides power Cir- starts as soon as the internal.heater in the Fan/Limit culating Air Blower to keep it on, until furnace control causes the fan switch...
  • Page 20 Operating Your Furnace WIHH SURFACE Keep the blower access door and upper access panel in place except inspection or maintenance. IGNITION SYSTEM automatic switch prevents furnace operation if the blower door is not in place. Furnace will make several attempts to lite before ing into lockout.
  • Page 21 FURNACE MAINTENANCE Filter Replacement it is recommended .that you have your furnace The fitter will normaliy be found inside the furnace spected and serviced on an annual basis (before blower compartment, see pages 5 and 6, but alter- nate locations may be a remote filter rack...
  • Page 22 Furnace Maintenance (Cont.) CONDENSATE DISPOSAL Filter ReplacementlCounterflow MonthlylAnnually See Figure 1. Turn electric power furnace at circuit Your furnace has a condensate trap as part of the vent breaker ordisconnect switch. Remove blower compartment door. system: The moisture in the flue gases will condense Reach up through right side and lift upward...
  • Page 23 Furnace Maintenance (Cont.) FIG. TYPICAL INSTALLATION The floor or furnace base must be in good physical Con'tact a qualified service agency at once if an ab- condition. For Upflovv Furnace with a bottom return normal flame appearance should develop. the floor or base area around the furnace must form FIG.
  • Page 24 ..S ERVICE H If your furnace fails to operate P'r6_edy_,, yalu.:may avoid i_ .convenience and the cost of a se£yicecall:by.cbeck-ing the fotloWJng::,_eints' before you call for.service...... HEAT WHAT TO DO POSSIBLE CAUSE ':.:.,:_;.. • " " <:s,_: Thermostat not set correctl:y;...
  • Page 25 your from ing, ® If: _ • R_FERENCF- SAVE THiS MANUAL FOR FUTURE...
  • Page 26 SERVICE TECHNICIAN CHECK_ Perform: an Operational checkout on the furnace tO :be sure safety: c0nt¢ols function and that fur- 'When the furnace is being inspected for:c0ndition nace oper_te_ _r0perly..and operation have the Service Technician check the FREEZING TEMPERATURES following items.
  • Page 27 COMBUSTION AIR/INDOOR ,HUMIDITY (How. They Affect Your Safety Comfort) An energy efficient home or a home using exhaus_ fans, fireplaces, clothes dryers, and gas appliances creases this problem and your appliances could starving for air, which is unsafe. This'_ay result in more and more air being drawn from the house until fresh air is sucked in through...
  • Page 28 :>:h _ :i:/;,:'=; _ ': "I:!S;I; !, _Lii_:i;_:_: _i _ :_ :_' Combustion iAdoor Humidity (Cont.) C. Drafthood Spillage _ _::_: If there is spillage at a draft hood - (rfi_ch goes or flame wavers away from draft'Jiood): Check for plugged flue connectors and chimneys.
  • Page 29 YOUR FURNACE Condensing furnaces have a higher efficiency rating The following paragraphs and Illustration wil! help you than conventional gas furnaces, but are basically to understand the main parts of your furnace and how same in design and operation, The major difference they operate.
  • Page 30 Your Furnace (Cont.) White Rodgers Valve E Series Hot Surface ignition AIR PROVING SWITCH LIMIT CONTROL Honeywell Valve _ 8204 Series Spark to Pilot ignition IGNITOR/SENSOR PRIMARY HEAT EXCHANGER COMBUSTION AIR BLOWER GAS VALVE EXHAUST TEMPERATURE UMIT SWITCH FLAME ROLLOUT SENSOR ELECTRICAL JUNCTION...
  • Page 31 Your Furnace (Cont.) CIRCULATING AIR BLOWER FAN/LIMIT CONTROL The blower to circulate room air through the furnace Fan/Limit Contro! provides power Cir- starts as soon as the internal.heater in the Fan/Limit culating Air Blower to keep it on, until furnace control causes the fan switch...
  • Page 32 Operating Your Furnace WIHH SURFACE Keep the blower access door and upper access panel in place except inspection or maintenance. IGNITION SYSTEM automatic switch prevents furnace operation if the blower door is not in place. Furnace will make several attempts to lite before ing into lockout.
  • Page 33 FURNACE MAINTENANCE Filter Replacement it is recommended .that you have your furnace The fitter will normaliy be found inside the furnace spected and serviced on an annual basis (before blower compartment, see pages 5 and 6, but alter- nate locations may be a remote filter rack...
  • Page 34 Furnace Maintenance (Cont.) CONDENSATE DISPOSAL Filter ReplacementlCounterflow MonthlylAnnually See Figure 1. Turn electric power furnace at circuit Your furnace has a condensate trap as part of the vent breaker ordisconnect switch. Remove blower compartment door. system: The moisture in the flue gases will condense Reach up through right side and lift upward...
  • Page 35 Furnace Maintenance (Cont.) FIG. TYPICAL INSTALLATION The floor or furnace base must be in good physical Con'tact a qualified service agency at once if an ab- condition. For Upflovv Furnace with a bottom return normal flame appearance should develop. the floor or base area around the furnace must form FIG.
  • Page 36 ..S ERVICE H If your furnace fails to operate P'r6_edy_,, yalu.:may avoid i_ .convenience and the cost of a se£yicecall:by.cbeck-ing the fotloWJng::,_eints' before you call for.service...... HEAT WHAT TO DO POSSIBLE CAUSE ':.:.,:_;.. • " " <:s,_: Thermostat not set correctl:y;...