Ducane Furnace Fits All 92 User Manual

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  
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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  
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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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