3
FURNACE COMPONENTS
2
Variable Speed 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 effi-
ciently 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.
Adjustable electronic fan control (inside) with
low-voltage electrical terminal strip for easy con-
nection of thermostat, cooling control, electronic
air cleaner, and humidifier.
Access door to blower.
Air filter (field installed).
Return-air plenum.
1
2
3
4
5
6
7
8
9
10
11
12
13
12
11
10
9
8
7
6
5
4
3
2
1
Left side, right side, or bottom.
13, 14
SEE NOTES: