All installations and services must be performed by qualified service personnel.

II. FURNACE SPECIFICATIONS

CHX3 SERIES

MODEL NO.

CHX3-75

CHX3-100

CHX3-125

BTU/HR INPUT (High fire/ Low fire)

75,000 / 52,000

100,000 / 70,000

125,000 / 87,500

BTU/HR OUTPUT (High fire/ Low fire)

71,000 / 49,000

95,000 / 66,000

115,000 / 82,000

 

 

 

 

HEIGHT OF CASING

44-1/4”

44-1/4”

44-1/4”

WIDTH OF CASING

17”

21”

24”

DEPTH OF CASING

27-1/2”

27-1/2”

27-1/2”

WARM AIR OUTLET

15 x 18

19 x 18

22 x 18

RETURN AIR INLET

25 x 16

25 x 16

25 x 16

 

 

 

 

DIA. OF FLUE

2”

3”

3”

DIA. OF COMBUSTION

2”

3”

3”

AIR INTAKE

 

 

 

 

 

 

 

CFM from .2” & .5” w.c.

COOLING

COOLING

COOLING

EXTERNAL STATIC PRESSURE

 

 

 

@COOLING TAP A

1000

1200

1400

@COOLING TAP B

800

1000

1200

@COOLING TAP C

1200

1400

1600

@COOLING TAP D

1400

1600

2000

 

 

 

 

 

HEATING

HEATING

HEATING

@HEATING TAP A (High fire/Low fire)

931 / 760

1243 / 1015

1556 / 1270

 

 

 

 

TEMPERATURE RISE

70 / 60

70 / 60

70 / 60

BLOWER MOTOR HP

.5

.75

1

 

 

 

 

POWER CHOKES

-

2.65 Mh

2.1 Mh

LARGEST RECOMMEDED

3.5 Ton

4 Ton

5 Ton

AIR CONDITIONER

 

 

 

SIZE OF FILTERS

24-3/4” x 15-3/4”

24-3/4” x 15-3/4”

24-3/4” x 19-3/4”

NOTES:

 

 

 

1.BTU output based on annual fuel utilization efficiency rated by manufacturer.

2.On all outlet and inlet dimensions, the first dimension is width.

3.To permit largest recommended air conditioning (at .5 static pressure), selection of the highest motor speed is required.

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Thermo Products CHX3-75N, CDX3-75N, CHX3-125N, CDX3-125N, CHX3-100N, CDX3-100N II. FURNACE SPECIFICATIONS CHX3 SERIES