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SPECIFICATIONS
Gas
Heating
Performance
Model No. SL280DF070V36A SL280DF090V48B SL280DF090V60C SL280DF110V60C
1
AFUE
80%
80%
80%
80%
High
Fire
Input - Btuh
66,000
88,000
88,000
110,000
Output - Btuh
52,000
69,000
70,000
87,000
Temperature rise range - °F
35-65
35-65
35-65
35-65
Gas Manifold Pressure (in. w.g.)
Nat. Gas / LPG/Propane
3.5 / 10.0
3.5 / 10.0
3.5 / 10.0
3.5 / 10.0
Low
Fire
Input - Btuh
43,000
57,000
57,000
72,000
Output - Btuh
35,000
46,000
46,000
59,000
Temperature rise range - °F
25-55
25-55
25-55
25-55
Gas Manifold Pressure (in. w.g.)
Nat. Gas / LPG/Propane
1.7 / 4.5
1.7 / 4.5
1.7 / 4.5
1.7 / 4.5
High static - in. w.g.
Heating
0.8
0.8
0.8
0.8
Cooling
1.0
1.0
1.0
1.0
Connections
in.
Flue connection - in. round
4
4
4
4
Gas pipe size IPS
1/2
1/2
1/2
1/2
Indoor
Blower
Wheel nominal diameter x width - in.
10 x 8
11 x 9
11 x 10
11 x 10
Motor output - hp
1/2
1
1
1
Tons of add-on cooling
2 - 3
3 - 4
3.5 - 5
3.5 - 5
Air Volume Range - cfm
589 - 1514
830 - 1996
899 - 2273
882 - 2120
Electrical
Data
Voltage
120 volts - 60 hertz - 1 phase
Blower motor full load amps
7.7
12.8
12.8
12.8
Maximum overcurrent protection
15
20
20
20
Shipping Data
lbs. - 1 package
130
153
164
173
NOTE - Filters and provisions for mounting are not furnished and must be field provided.
1
Annual Fuel Utilization Efficiency based on DOE test procedures and according to FTC labeling regulations. Isolated combustion system rating for non-weatherized furnaces.
OPTIONAL ACCESSORIES - ORDER SEPARATELY
NOTE - FURNACES CANNOT BE TWINNED!
“A” Width
Models
“B” Width
Models
“C” Width
Models
CABINET ACCESSORIES
Downflow Combustible Flooring Base
11M59
11M60
11M61
CONTROLS
iComfort
®
S30 Ultra-Smart Wi-Fi Thermostat
19V30
19V30
19V30
2
Remote Outdoor Air Temperature Sensor
X2658
X2658
X2658
1
Discharge Air Temperature Sensor
88K38
88K38
88K38
DOWNFLOW FILTER KITS
3
Downflow Filter Cabinet
51W06
51W07
51W08
No. and Size of filter
-
in.
(1) 20 x 20 x 1
(2) 16 x 20 x 1
(2) 16 x 20 x 1
NIGHT SERVICE KIT
Night Service Kit
16S36
16S36
16S36
1
Remote Outdoor Air Temperature Sensor is used with conventional (non-iComfort
®
Communicating) outdoor units (sensor is furnished with iComfort
®
Communicating
outdoor units). Allows the thermostat to display outdoor temperature. Required in dual-fuel and EDA applications.
2
Optional for service diagnostics.
3
Cleanable polyurethane, frame-type filter.
