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Summary of Contents for C9MPT

Page 1: ...ry to light any appliance Do NOT touch any electrical switch do NOT use any phone in your building Leave the building immediately Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier Instal...

Page 2: ...pictures on product labels Following are examples of product labels with ex planations of the colors used Danger Label White lettering on a black background except the word DANGER which is white with a red background Signal Words DANGER Immediate hazards which WILL result in severe per sonal injury or death WARNING Hazards or unsafe practices which COULD result in severe personal injury or death C...

Page 3: ...d ventilation of flue gases See the Combustion Air Your Safety section of this manual Familiarize yourself with the possible air starvation sig nals Check the combustion air supply Some models use air drawn from outdoors See Figure 3 Other models and other appliances use combustion air from inside the struc ture Air starvation signals are given in the following Com bustionAir YourSafety section of...

Page 4: ...t enough air two conditions may result 1 The appliances or furnace may produce carbon monoxide gas 2 The appliance may not vent flue gases properly The follow ing are signs that your appliances may not be getting enough air for proper combustion Be aware of these signals 1 Headaches Nausea Dizziness 2 Excessive humidity heavily frosted windows or a moist clammy feeling in the structure 3 Smoke fro...

Page 5: ...bring in cool drier air 3 Cook with pans covered 4 Take shorter baths or showers with cooler water 441 02 2011 01 5 Install a fresh air intake duct Cold dryair brought in from out side to the furnace area lowers the indoor humidity level 6 Have appliances checked A malfunctioning appliance can contribute water vapor to the structure 7 If the problem continues consult a heating contractor about add...

Page 6: ...ressure Switches some models have one Diagnostic Ligl Plastic Transition Box Circulating Air Blower Rating Plate Representative drawing onh some models may vary in appearance Pressure Switch Some models Venter Component Locations for 80 Furnaces 4 Position Heat Exchanger Manual Equipment some models ma Circulating Blower Motor 25 24 78 1 Component Locations for 80 Furnaces Downflow Diagnostic Manu...

Page 7: ... equipped with a System Select Switch 2 Turn OFF all electric power to the furnace at the disconnect switch or circuit breaker Remove the burner compartment door by removing the two 2 screws securing the door in front and lifting the door up and outwards Removing the door will expose the gas control valve knob 4 Rotate the gas control valve knob colckwise _ to OFF See Figure 6 5 Wait five 5 minute...

Page 8: ...uipped with several safety devices that are designed to turn the furnace off and prevent it from restart ing in the event of various potentially unsafe conditions If your furnace remains off for an extended time the pipes in your home could freeze and burst resulting in serious water damage If the structure will be unattended during cold weather you should take these precautions Turn off the water...

Page 9: ...nd replace or clean washable types If filter is aluminum mesh it should be recoated with filter coat ing spray 5 Replace blower door 6 Turn on electric power to furnace RISK OF REDUCED FURNACE LIFE Use of excessively dirty and or restrictive air filters may increase furnace operating temperatures and shorten the life of the furnace Filters specified for the furnace are rated at a maximum of 600 FP...

Page 10: ... the furnace are made so the filter simply slides out one end for removal 1 Turn OFF electric power to furnace 2 Remove the end cap from the filter rack 3 Slide the filter out of the filter rack 4 Inspect the filter s and replace or clean washable types If filter is aluminum mesh it should be recoated with filter coating spray 5 Reinstall the end cap in the filter rack 6 Turn furnace on Internally...

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