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FURNACE COMPONENTS

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Variable Speed blower  circulates air across the 
heat exchanger to transfer heat into the home.

Access door to air filters and blower.

Air filters.

Unique silencer system eliminates combustion 
noise.

Return-air plenum.

Stainless steel combustion chamber.

Heat exchanger designed and shaped to effi-
ciently transfer heat from furnace into the home.

Supply-air plenum.

Fully insulated internal walls minimize heat 
loss.

High limit control prevents overtemperature.

Adjustable electronic fan control (inside) with 
low voltage electrical terminal strip for easy 
connection of thermostat, cooling control, elec-
tronic air cleaner, and humidifier.

Aesthetic removable cabinet hides and protects 
burner and controls.

High-performance oil burner.

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Summary of Contents for 368RAN

Page 1: ...ier WARNING If the information in this manual is not followed exactly a fire or explosion could result causing property damage personal injury or loss of life Do not use this furnace if any part has b...

Page 2: ...erature differ ence throughout the house The combustion chamber is stainless steel for long life and it heats up quickly resulting in higher energy efficiency With only minimal care your new furnace w...

Page 3: ...num Stainless steel combustion chamber Heat exchanger designed and shaped to effi ciently transfer heat from furnace into the home Supply air plenum Fully insulated internal walls minimize heat loss H...

Page 4: ...ng equipment Untrained personnel can perform basic maintenance functions such as cleaning and replacing air filters All other operations must be per formed by trained service person nel Observe safety...

Page 5: ...he main burner does not ignite within 30 sec from the call for heat the control will lock out The red button on top of the con trol must be depressed for 3 sec in order to reset the control The contro...

Page 6: ...vided as standard equipment with furnace See Fig 2 To inspect clean and or replace air filters fol low these steps 1 Turn off electrical supply to fur nace See Fig 11 2 Remove blower access door in r...

Page 7: ...Inspect all vent piping inside struc ture for deterioration and vent termi nations outside the structure for blockage Check oil pipes leading to and inside of your furnace for leaks Inspect and clean...

Page 8: ...trol must be depressed for 3 sec in order to reset the control Check for obstructions around the vent termination If the furnace still fails to operate call your service representative For your conven...

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