Document p2M598apdVe1Lknnjb8Gnpzw6
Air Conditioning, Automatic Healing Systems
Lennox Furnace Co., Inc.
Aire-Flo Air-Conditioning Units--Riveted Steel Furnaces
Syracuse, New York
Marshalltown, Iowa
Dealers In Principal Cities
Lennox offers a complete line of direct-.. fired winter air conditioners, backed by a long experience in the field of domestic air conditioning.
Lennox is the world's largest manu facturer of steel heating furnaces. All heaters for gravity and forced-air systems are of the famous Lennox riveted-steelconstruction--permanently gas- and. dusttight. In the line are units designed especially for every kind of fuel and every size home. Lennox Aire-Flo air-con-
ditioning units are unusually quiet in operation and are highly efficient. Every unit delivers warm air at uniform tem perature and velocity to every room.
Basic specifications of the more popular air-conditioning models are given in the accompanying tables. Larger blowers are used in well-insulated buildings where ventilation requirements are high in pro portion to heat losses. Complete speci fications on gravity furnaces, air condi-
LENNOX OIL AIRE-FLO
Highly efficient unit designed especially for oil. Cold air enters at the front of the cabinet, goes through the filters, circles the inner casing on both sides, is baffled up . over the large double doughnut radiators, down through the blower, into the heating chamber and up into'the plenum chamber.
Heat loss through cabinet is less than %
of one per cent. Low stack losses. In serted steam type humidifier. Firepot lined with insulating type brick which heats fast, results in clean, more efficient fire. Blower and oil burner unusually quiet. Heater, filters, blower, humidifier and oil burner in one attractive cabinet.
I FRONT ELEVATION
I
I PLAN
1 I
------- A ----------- -- 0 --1
Unit Number
F2-I25-1 F2-125-2 F2-125-3 F2-200-1 F2-200-2 F2-20G-3 F2-300-1 F2-300-2
Btu at Register*
80.000 100,000 125,000 150,000 175,000 200,000 250,000 300,000
Normal Cfm
1,050 1,310 1,640 1,950 2,300 2,620 3,300 3,920
No. and Size of Filter*
4-16x20 4-16x20 4-16 x 20 6-16 x 20 6-16x20 6-16 x 20 9-16x20 9-16 x 20
Dimensions
AB
40 73X 40 73 40 73* 48 83 48 83 43 83 60 104 60 104
C
59 59 59 59 59 59 63 63
LENNOX GAS AIRE-FLO
For Natural, Manufactured or Mixed Gas
Designed exclusively for gas, with the large amount of heating surface required for this fuel. Highly efficient. A.G.A. , approved. The Kl-7 series has a large circular radiator completely encircling the combustion chamber. The larger units have two circular radiators. All control valves except main shut-off are enclosed. Each unit equipped with the new Lennox gas burner; external pilot lighter and auto matic safety controls. Blower cabinet can be placed on either side.
Lennox Furnace Co., Inc. Air Conditioning, Automatic Heating Systems
Unit Number
K1-70I K1-721 KI-1522 K1-2062 K1-2063
Btu at Register
65,000 90,000 125,000 160,000 200,000
Heating Surface Sq In.
7,760 7,760 12,814 18,623 18,623
Nonna) Cfm Range
500-1000 800-1400 1300-2000 2200-2600 2500-3000
LENNOX C8 AIRE-FLO FOR
ALL FUELS
These units are designed especially for coal, but are also efficient with other fuels. Heaters are of riveted-steel, permanently tight against dust and fuel gas. Inserted steam-type humidifier, with adjustable float valve to control rate of evaporation. Large heating surfaces. Cabinets are air cooled. Front vestibule illustrated not standard equipment. New front (not shown) is a complete departure from oldfashioned design, combining well-pro portioned flat surfaces and round comers and edges. Entire unit efficient, easy to operate, quiet and moderately priced.
No. and Size of Filter*
2-16x20 4-20x20 4-20x20 6-23x20 6-20x20
Dimensions
ABCDEF 40 46 58 26 33 30 40 46 58 30 40 36 45 /? 58 30 40 36 53'/, 57 63 34 48 37
3753'/, 57 63 34 48
-Unit Num-er
Btu Soft Coal
CJS-2422
C8-2722 C8-276I C8-3252 C8-3263 C8-35182
C8-352I1 SS-800
110,000 120,000 125,000
150,000 175,000 200,000 275,000
600,000
At Hard Coal
Registers
Oil-JasStoker _
100,000 110,000 115,000 140,000
160,000 180,000 245,000 720,000
120,000 135,000 145,000 170,000 200,000 300,000
350,000 1.000,000
Crate Heating Normal Area Surface Cfm Sqln. Sqln. Range
No. and
Dimensions
Size of
Filters A B C D E F
318 7,605 1300-2000 4-20x20 40 47VV59 30 40 36
415 8,774 1300-2000 4-20 x 20 44 53 61 30 40 36
415 8,774 1800-2300 6-20 x 20 44 53 61 34 40 37
605 10,866 2200-2500 6-20 x 20 51 63'/, 63 34 40 37
605 10,866 2500-3000 6-20x20 51 63'/, 63 34 40 37
719 15,333 3300-4000 9-20 x 20 61 67 71 36 60 56
719 15,333 4000-5000 12-16x20 61 6/ 71 36 65 59
1037 23,723 Special
62* 96- 74`/i
Casing Obround.
LENNOX EQUATOR AIRE-FLO
These three units are designed for the smaller homes and are extremely low in price. All fuels. The heaters are built of leak-proof riveted steel. Open-pan type of evaporator. Fuel efficiency only slightly lower than that of the regular C8 Aire-Flo units. Blower is efficient and unusually quiet. This unit is ideal for the architect who is designing a small, moderately priced home.
Unit Number
Btu at Registers
Soft Coal
Hard Coal
Oil-Gas Stoker
QBI-223 QBI-242
QBI-272
70,000
95,000 .115,000
60,000 85.000
105,000
75;000 105,000
130,000
Crate Area Sq In.
2.2 318 415
Heating Normal
Surface Cfm Sq In. Range
No. and Size of Filters
Dimensions A `j B C D E
5,353 500-1000 2-16x25 37 ;3y 56 26 33
6,448 800-1400 4-20x20 41 '42y, 56 30 40
7,170 1300-2000 4-20x20 44
58 30 40
F
30 36 36
865