FEATURES
92.1% AFUE
Ducane Gas Furnace
™
Heating input range 50,000-125,000 BTUH
Cooling capacity supported 1 1/2 - 5 ton
Downflow/horizontal right application flexibility
Electronic air cleaner connection (115V)
Humidifier connection (115V)
FITS-ALL 92
DOWNFLOW/HORIZONTAL-RIGHT
5 amp fused low voltage circuit protection
Time delay off for air conditioner SEER enhancement
Twinning Compatible
WARRANTY
Limited Lifetime warranty on heat exchanger, 5-years limited
warranty on covered components (see warranty certificate for
details)
HEAT EXCHANGER ASSEMBLY
Crimp-Tite™ crimped aluminized steel primary heat exchanger
for longer life and safe operation
Stainless steel secondary hat exchanger maximizes durability.
VENTING
Category IV appliance
Can be vented horizontally or vertically using 2” or 3”
Schedule 40 PVC, ABS, or CPVC (see installation manual
for details)
Approved for 2-pipe (direct vent) or single-pipe applications
Approved for installations with listed concentric vent kit
CONTROLS
Direct 115V Hot Surface Ignition system with LED diagnostic
for fast, accurate troubleshooting
Slow opening valve for quiet, smooth ignition
Electronic fan timer control
SAFETY
CSA certified for US and Canada
Safety limits prevent overheating
CABINET
Heavy-gauge, insulated cabinet provides strength and quiet comfort
Ducane diagnostic sleeve for fast, safe troubleshooting.
INDOOR AIR BLOWER
Three-speed PSC blower motor
T H E D I F F E R E N C E I S Q U A L I T Y.™
W W W. D U C A N E H VA C . C O M
MAX VENT LENGTHS FOR COUNTERFLOW
APPLICATION
Allowable Max Vent Lengths of 2” Dia. PVC, ABS or CPVC SCH 40 PIPE
Number of elbows
1
2
3
4
5
Non-direct Vent (1Pipe) System
50,000 & 75,000 BTUH
60
58
55
53
50
Direct Vent (2 Pipe) System
50,000 & 75,000 BTUH
60
58
55
53
50
APPLICATION
Allowable Max Vent Lengths of 3” Dia. PVC, ABS or CPVC SCH 40 PIPE
Number of elbows
1
2
3
4
5
Non-direct Vent (1Pipe) System
50,000 & 75,000 BTUH
80
76
73
70
65
Direct Vent (2 Pipe) System
50,000 & 75,000 BTUH
80
65
65
50
50
76
61
61
46
46
73
58
58
43
43
70
55
55
39
39
65
50
50
35
35
Non-direct Vent (1Pipe) System
100,000 BTUH
Direct Vent (2 Pipe) System
100,000 BTUH
Non-direct Vent (1Pipe) System
125,000 BTUH
Direct Vent (2 Pipe) System
125,000 BTUH
GENERAL LAYOUT
UNIT DIMENSIONS
LENGTH WIDTH HEIGHT
DUCT SUPPLY
OPENING
DUCT RETURN
CUT-OUT
AIR INLET &
VENT PIPE DIA.
MODEL NUMBER
A
B
C
D
E
F
G
H
CMPB050C3B
CMPB075C3B
CMPB100C4B
CMPB125C5B
29-1/2
29-1/2
29-1/2
29-1/2
13-1/2
13-1/2
17
47-3/8
47-3/8
47-3/8
47-3/8
11-1/2 18-15/16
11-1/2 18-15/16
12
12
21-5/8
21-5/8
21-5/8
21-5/8
2
2
3
3
15
18-15/16
15-1/2
19
20-1/2
18-1/2 18-15/16
* all dimensions in inches
"A"
"G"
"B"
7 5/16
"F"
3/4
BLOWER
ACCESS
PANEL
ELECTRICAL
CONNECTIONS
(EITHER SIDE)
15
CONTROL BOX
ACCESS PANEL
23 1/4
TOP
VIEW
THERMOSTAT
CONNECTIONS
(EITHER SIDE)
"C"
VENT
EXIT
VENT CONNECTION *
"H" (FLUE DIA.)
LOUVERED
ACCESS
DOOR
GAS INLET
(EITHER SIDE)
BURNER
ACCESS
PANEL
CONDENSATE
DRAIN
(EITHER SIDE)
SIGHT GLASS
"D" O.D.
"E" O.D.
AIR INLET
CONNECTIONS *
"H" (AIR INLET DIA.)
1
DOWNFLOW
ACCESSORIES
CMPB050C3B
CMPB075C3B
CMPA100C4B
CMPA125C5B
FLOOR BASE KIT FOR COUNTERFLOW
NATURAL TO LP GAS CONVERSION KIT
LP TO NATURAL GAS CONVERSION KIT
20066503
20066503
20066501
20490602
20272002
20066502
NATURAL TO LP GAS CONVERSION KIT
HIGH ALTITUDE
20269402
HIGH ALTITUDE PRESSURE
SWITCH KIT
20274505
20274506
FILTER RACK KIT
20069901
20069902
20280901
20280902
CON. 2" DIA. VENT TERM. KIT
CON. 3" DIA. VENT TERM. KIT
NOTES
T H E D I F F E R E N C E I S Q U A L I T Y.™
For more information, contact your local Ducane distributor.
193400 WP/GA 1/01 50K
20592502 Replaces 20091128
Printed on recycled paper
SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE DUE TO CONTINUOUS PRODUCT REFINEMENTS.
© 2002 EXCEL COMFORT SYSTEMS
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