3
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11
10
9
13
14
3
4
5
6
8
7
2
1
12
UN
US
ED
LE
AD
S
1
2
3
3
H
U
M
4
5
6
N
7
2
S
E
A
C
C
O
N
T
C
O
O
L
H
E
A
T
C
X
G
W
R
Y
C
O
N
1
2
FURNACE COMPONENTS
2
Heavy-duty 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 efficient-
ly
transfer heat from furnace into the home.
Supply-air plenum.
Fully insulated internal walls minimize heat loss.
High limit control prevents overtemperature.
Manual switch allows 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.
Aesthetic removable cabinet hides and protects
burner and controls.
High-performance oil burner.
1
2
3
4
5
6
7
8
9
10
11
12
13
14