Lennox LF24

LF24 − 100,000 to 400,000 Btuh / Page 3
SPECIFICATIONS − LF24−100 to LF24−200
Gas
Heating
Performance
Model No. − Stainless Steel LF24−100S
LF24−115S LF24−145S LF24−175S LF24−200S
Model No. − Aluminized Steel LF24−100A LF24−115A LF24−145A LF24−175A LF24−200A
Heating Capacity Input − Btuh 100,000 115,000 145,000 172,500 195,000
Output − Natural − Btuh 80,500 92,000 116,000 138,000 156,000
Steady State Efficiency − Natural 80.5% 80.0% 80.0% 80.0% 80.0%
Connections
Flue size − in. (round)
1
4
1
4
1
4
2
5
2
5
Gas Piping Size 1/2 1/2 1/2 1/2 1/2
Fan Data
Air Volume − cfm 1900 1900 1900 2200 2200
Number of Fans 1 1 1 1 1
Diameter − in. 16 16 16 16 16
Number of blades 4 4 5 5 5
Number of Motors 1 1 1 1 1
Motor Output − hp 1/8 1/8 1/8 1/8 1/8
RPM 1075 1075 1075 1075 1075
Weight Data
Net Weight − lbs. 125 125 130 145 145
Shipping Weight − lbs. 140 140 150 165 165
ELECTRICAL DATA
Line voltage data − 60hz 115 volts − 1 phase
Motor amps 2.1 2.1 2.1 2.1 2.1
Total unit amps 6.0 6.0 6.0 6.0 6.0
Optional Accessories − Must Be Ordered Extra
Discharge
Nozzle
30_ − 94K94 S
S S
94K95 S S
94K96
45_ − 95K98 S S S
95K99 S S
95K00
60_ − 16L28 S S S
16L29 S S
16L30
90_ − 15L96 S S S
15L97 S S
15L98
Hanging Bracket Kit 87277 S S S S S
3
High Altitude
Pressure Switch Kit
10K73 S S S S − − −
LPG/Propane Kit
45L85 S
63J56 S S S
20L07 S
63J57
1
2−1/8 x 4 in. diameter adaptor is furnished with unit for flue connection.
2
2−1/4 x 2−3/4 in. rectangular to 5 in. round adaptor is furnished with unit for flue connection.
3
Required for proper unit operation at altitudes over 5501 feet above sea level.