Lennox LF24 User Manual

LF24 − 100,000 to 400,000 Btuh / Page 4
SPECIFICATIONS − LF24−230 to LF24−400
Gas
Heating
Performance
Model No. − Stainless Steel LF24−230S
LF24−250S LF24−300S LF24−345S LF24−400S
Model No. − Aluminized Steel LF24−230A LF24−250A LF24−300A LF24−345A LF24−400A
Heating Capacity Input − Btuh 230,000 250,000 300,000 345,000 390,000
Output − Natural − Btuh 184,000 201,250 241,500 276,000 312,000
Steady State Efficiency − Natural 80.0% 80.5% 80.5% 80.0% 80.0%
Connections
Flue size − in. (round)
1
5
1
5
1
5
2
6
2
6
Gas Piping Size 3/4 3/4 3/4 3/4 3/4
Fan Data
Air Volume − cfm 4400 4400 4400 4400 4400
Number of Fans 2 2 2 2 2
Diameter − in. 16 16 16 16 16
Number of blades 5 5 5 5 5
Number of Motors 2 2 2 2 2
Motor Output − hp 1/8 1/8 1/8 1/8 1/8
RPM 1075 1075 1075 1075 1075
Weight Data
Net Weight − lbs. 225 270 280 285 285
Shipping Weight − lbs. 270 285 305 310 310
ELECTRICAL DATA
Line voltage data − 60hz 115 volts − 1 phase
Motor amps 2.1 (4.2) 2.1 (4.2) 2.1 (4.2) 2.1 (4.2) 2.1 (4.2)
Total unit amps 9.0 9.0 9.0 9.0 9.0
Optional Accessories − Must Be Ordered Extra
Discharge
Nozzle
30_ − 94K96 S S S S S
45_ − 95K00 S S S S S
60_ − 16L30 S S S S S
90_ − 15L98 S S S S S
Hanging Bracket Kit 87277 S S S S S
LPG/Propane Kit
45L88 S S
63J57 S S
20L06 S
1
2−1/4 x 2−3/4 in. rectangular to 5 in. round adaptor is furnished with unit for flue connection.
2
2−1/4 x 2−3/4 in. rectangular to 6 in. round adaptor is furnished with unit for flue connection.

Lennox LF24 Specifications

General

Brand	Lennox
Model	LF24
Category	Heater
Language	English