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All installations and services must be performed by qualified service personnel.
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I. FURNACE SPECIFICATIONS (SHIPPED SETTINGS)
CHX3 SERIES
MODEL NO.
CHX3-75
CHX3-100
CHX3-125
HEAT INPUT RATE IN BTU/HR
(High fire/ Low fire)
75,000 / 52,000
100,000 / 70,000
125,000 / 87,500
HEATING CAPACITY IN BTU/HR
(High fire/ Low fire)
70,875 / 49,612
94,500 / 66,150
117,500 / 82,250
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
AIR INTAKE
2” 3” 3”
FLOWRATE from .2” & .5” w.c.
EXTERNAL STATIC PRESSURE
COOLING COOLING COOLING
@COOLING TAP A (CFM)
1000
1200
1400
@COOLING TAP B (CFM)
800
1000
1200
@COOLING TAP C (CFM)
1200
1400
1600
@COOLING TAP D (CFM)
1400
1600
2000
HEATING
HEATING
HEATING
@HEATING TAP A
(CFM @High fire/Low fire)
931 / 760
1243 / 1015
1556 / 1270
TEMPERATURE RISE (°F)
70 / 60
70 / 60
70 / 60
BLOWER MOTOR HP
.5
.75
1
POWER CHOKES
-
2.65 Mh
2.1 Mh
LARGEST RECOMMENDED
AIR CONDITIONER
3.5 Ton 4 Ton 5 Ton
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. Heating capacity based on annual fuel utilization efficiency rated by manufacturer.
2. On all outlet and inlet dimensions, the first dimension is width.
3. Electrical characteristics at 115 volts, 60 Hz., 1 phase (less than 15 amps, for all models).
4. All specifications are subject to change without notice.