NuTone FG7T Upflow Horizontal and Downflow Gas Furnaces Owner’s Manual

REDSCREWSTOPREVENTLOSINGDOORSCREWS
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LEVELS
Induced Draft – 95.1 AFUE
Input 60,000 – 120,000 Btuh
FG7T (C and L Series)
Two Stage, Variable Speed,
Condensing Upflow/Horizontal
and Downflow Gas Furnaces
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FEATURES and BENEFITS
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2
LOCATION OF FURNACE COMPONENTS
Downflow Gas Furnace Components
AIR FLOW
1 2 3 4 5 6 7 8
Burner
Assembly
Flame Sensor
Roll-Out
Switch
Finish Flange Blower Assembly
(behind blower panel)
Blower Door Switch
(behind blower panel)
Motor Choke
(C & D cabinets only)
Gas
Manifold
Gas Valve
Igniter
Inducer Assembly
Vent Limit Switch
Main Air Limit Switch
Furnace Control Board
Motor Control Board
Pressure Switches
Transformer
Upflow/Horizontal Gas Furnace Components AIR FLOW
8 7 6 5 4 3 2 1
Burner
Assembly
Finish
Flange
Flame
Sensor
Igniter
Roll-Out
Switch
Gas Valve
Furnace Control Board
Pressure Switches
(Condensate)
Transformer
Motor Control Board
Blower Assembly
Motor Choke
(C & D cabinets only)
Blower Door Switch
Inducer Assembly
Pressure Switches
(Inducer)
Motor Control Box
Inducer Limit Switch
Main Air Limit Switch
3
DIMENSIONS
A
23 1/2
C
34 1/2
22 1/2
2 3/4
Bottom
Panel
25 3/8
22 1/2
17 1/4
17 7/8
28
B
19
22 1/2
24 7/8
15
23
1 1/4
Front Brace
TOP VIEW BOTTOM VIEW
4 Knockouts
(both sides) 1
LEFT SIDE RIGHT SIDE
3 1/4
Gas (Ø 1 5/8)
T-stat
(Ø 7/8) Electric (Ø 7/8)
Vent pipe
(Ø 3”)
Cond. (Ø 1 1/16)
T-stat
(Ø 7/8)
Electric
(Ø 7/8)
Gas
(Ø 1 5/8)
Condensate
(Ø 1 1/16)
Vent pipe
(Ø 3”)
Combustion Air
FRONT VIEW
FLANGES
FG7TC 95.1+ High Efficiency Upflow/Horizontal Series
A
34 1/2
17 1/4
10 1/4
22 1/4
25 1/4
22 1/2
22 1/4
25
17 7/16
29 1/2
17 1/4
22 1/2
25 3/8
Gas
(Ø 1 5/8)
T-stat
(Ø 7/8)
18 1/2
Front
Brace
LEFT SIDE RIGHT SIDE
Electric
(Ø 7/8)
25 1/2
22 1/2
Gas (Ø 1 5/8) Vent pipe
(Ø 3”)
Cond. (Ø 1 1/16)
B
19 FLANGES
TOP VIEW
3
7 1/2
Flue
C
BOTTOM VIEW
Electric
(Ø 7/8)
Vent pipe
(Ø 3”)
Cond. (Ø 1 1/16)
FRONT VIEW
28
Combustion
Air
FG7TL 95.1+ High Efficiency Downflow Series
TC
Model #’s
Dimension
“A”
Dimension
“B”
Dimension
“C”
$ 6″ ½ ⅞ ⅛
$ 6# ⅜ ⅝ $ 6#
$ 6$ ½ ⅞ ⅛
TL
Model #’s
Dimension
“A”
Dimension
“B”
Dimension
“C”
$ 6″ ½ ⅞ ⅛
$ 6# ⅜ ⅝ $ 6#
$ 6$ ½ ⅞ ⅛
./4%$IMENSIONSSHOWNININCHES
./4%$IMENSION
4
BLOWER PERFORMANCE – FG7TC/TL
Nominal Heating Airflows (CFM) and Temperature Rise (°F)
.OTES
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FORREFERENCEONLY4HESECONDITIONSARENOT
RECOMMENDED
D Cabinet *TC/TL-120D-VD
Models
Switch
Settings
HEAT
Input (BTU)
120000
!” #&-
4EMP
2ISE &

3WITCHNOTUSED CANBEOR
B Cabinet *TC/TL-060D-VB
Models
Switch
Settings
HEAT
Input (BTU)
60000
!” #&-
4EMP
2ISE &

C Cabinet TC/TL-080D-VC
Models
TC/TL-100D-VC
Models
Switch
Settings
HEAT
Input (BTU)
80000
Input (BTU)
100000
!” #&-
4EMP
2ISE & #&-
4EMP
2ISE &

5
HEAT HEAT
A/B 5 6 7 8 LOW HIGH A/B 5 6 7 8 LOW CFM

HEAT HEAT
A/B 5 6 7 8 LOW CFM A/B 5 6 7 8 LOW CFM

#

#

#

#

#

#

#

#

#

#

#

#

#

#

#

#

3WITCHNOTUSED CANBEOR
CFM
Switch Settings Switch Settings
Switch Settings Switch Settings
COOL
3.5 TON
4 TON
5 TON
2 TON
2.5 TON
3.5 TON
3 TON
5 TON
4 TON
3.5 TON
3 TON
2.5 TON
Nominal A/C and
HP Capacity
COOL
C Cabinet
CFM
3 TON
2.5 TON
2 TON
1.5 TON
Nominal A/C and
HP Capacity
A Cabinet B Cabinet
D Cabinet
COOL
Nominal A/C and
HP Capacity
Nominal A/C and
COOL HP Capacity
CFM
CFM
COOLIN
6
VENT TABLE
VENTING
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FURNACE
MODELS
(BTU)
FURNACE
INSTALLATION
SINGLE PIPE LENGTH (FT.)
with 1 long radius elbow
DIRECT VENT,
DUAL PIPE LENGTH (ft.) WITH
1 long radius elbow on each pipe
OUTLET OUTLET INLET/OUTLET INLET/OUTLET
2” Diameter 3” Diameter 2” Diameter 3” Diameter

5PmOW
(ORIZONTAL
$OWNmOW

5PmOW
(ORIZONTAL
$OWNmOW

5PmOW
(ORIZONTAL
$OWNmOW

5PmOW .! .!
(ORIZONTAL .! .!
$OWNmOW .! .!
*NOTES:
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MODEL IDENTIFICATION CODE
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Input Heating Capacity

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$!&5%,OW./X
Cooling Airflow
4ONS
4ONS
4ONS
4ONS
663″
7
Cabinet Width
”

$
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SPECIFICATIONS

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ACCESSORIES
FG7TC/TL KITS
Description SKU

ONCENTRICVENTKIT

ONCENTRICVENTKIT

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References

• TCPDF

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