Carrier 58CMA - Manual (Page 3)

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FURNACE COMPONENTS
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Heavy-duty blower circulates air across the heat
exchanger to transfer heat into the home.
Stainless steel combustion chamber/primary heat
exchanger.
Unique silencer system reduces combustion
noise.
Heat exchanger designed and shaped to efficiently
transfer heat from furnace into the home.
Fully insulated internal walls minimize heat loss.
Supply-air plenum.
High limit control to prevent overtemperature
operation.
Reversible door provides easy access to burner
and controls.
High-performance oil burner.
Manual switch to allow user control of constant
low-speed blower operation.
Adjustable electronic fan timer control (inside)
with low-voltage electrical terminal strip for easy
connection of thermostat, cooling control, elec-
tronic air cleaner, and humidifier.
Access door to blower.
Air filter (field installed).
Return-air plenum.
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Left side, right side, or bottom.
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SEE NOTES: