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Upflow/ Downflow Horizontal Right or LeftGas-Fired Furnace
XL 80TUD2A040A9242A TUD2A060A9362ATUD2B060A9362A TUD2B080A9362ATUD2B080A9482A TUD2B100A9362ATUD2C100A9482A TUD2C100A9602ATUD2D100A9602A TUD2C120A9542ATUD2D120A9602A TUD2D140A9602ATDD2A040A9242A TDD2A060A9362ATDD2B060A9362A TDD2B080A9362ATDD2B100A9482A TDD2C100A9482ATDD2C100A9602A TDD2D120A9602ATDD2D140A9602ATwo-Stage Fan Assisted Combustion System
PUB. NO. 22-1639-14
© 2015 Trane All Rights Reserved 2 22-1639-14
General Features
Natural Gas ModelsCentral heating furnace designs are certified by the American Gas Association for both natural and L.P. gas. Limit setting and rating data were established and approved under standard rating conditions using American National Standards Institute standards.
Safe OperationThe Integrated System Control has solid state devices, which continuously monitor for presence of flame, when the system is in the heating mode of operation. Dual solenoid combination gas valve and regulator provide extra safety.
Quick HeatingDurable, cycle tested, heavy gauge aluminized steel heat exchanger quickly transfers heat to provide warm conditioned air to the structure.
Burners Multi-port In-shot burners will give years of quiet and efficient service. All models can be converted to L.P. gas.
Integrated System ControlExclusively designed operational program provides total control of furnace limit sensors, blowers, gas valve, flame control and includes self-diagnostics for ease of service. Also contains connection points for E.A.C./humidifier.
Air DeliveryThe multispeed, direct drive blower motor, with sufficient airflow range for most heating and cooling requirements, will switch from heating to cooling speeds on demand from room thermostat. The blower door safety switch will prevent or terminate furnace operation when the blower door is removed.
StylingHeavy gauge steel and “wrap-around” cabinet construction is used in the cabinet with baked-on enamel finish for strength and beauty. The heat exchanger section of the cabinet is completely lined with foil faced fiberglass insulation. This results in quiet and efficient operation due to the excellent acoustical and insulating qualities of fiberglass.
Features And General OperationThe XL 80 High Efficiency Gas Furnaces employ a Hot Surface Ignition system, which eliminates the waste of a constant burning pilot. The integrated system control lights the main burners upon a demand for heat from the room thermostat. Complete front service access. a. Low energy power venter. b. Vent proving differential switch.
22-1639-14 3
Contents
General Features ......................................... 2Features and Benefits ................................. 4
Standard Equipment ..................................................... 4Optional Equipment ....................................................... 5
General Data ................................................ 6TUD2A040A9242A ........................................................ 6TUD2A060A9362A ........................................................ 6TUD2B080A9362A ........................................................ 6TUD2B060A9362A ........................................................ 6TUD2B080A9482A ........................................................ 7TUD2B100A9362A ........................................................ 7TUD2C100A9482A ........................................................ 7TUD2C100A9602A ........................................................ 7TUD2C120A9542A ........................................................ 8TUD2D120A9602A ........................................................ 8TUD2D140A9602A ........................................................ 8TUD2D100A9602A ........................................................ 8TDD2A040A9242A ........................................................ 9TDD2A060A9362A ........................................................ 9TDD2B060A9362A ........................................................ 9TDD2B080A9362A ...................................................... 10TDD2B100A9482A ...................................................... 10TDD2C100A9482A ...................................................... 10TDD2C100A9602A ...................................................... 11TDD2D120A9602A ...................................................... 11TDD2D140A9602A ...................................................... 11
Performance Data ...................................... 12Electrical Data ............................................ 15Field Wiring ................................................ 19Twinning .................................................... 21Field Wiring ................................................ 21Dimensions ................................................ 23
4 22-1639-14
Features and Benefits
• Convertible to horizontal with left or right airflow
•Powersupply115/1/60
•2-stagegasvalve
•2-speedventer
•2heatingblowerspeeds
•Silicon Nitride Hot surface igniterwith adaptive heat up
• Integrated solid state control withself-diagnostics
•Singlewiretwinning
•Innerblowerdoorpanel
•Rightandlefthandsideknockoutforventing
•Attractivecoloraccents
•Hingedblowerdoor
•PrefectFitdoorlatches
• Insulatedblowerdoor
•Gasketedblowerdoor
• Internalfilterrack
•Standardfiltersizes
•Heavy gauge aluminized steel heatexchanger
•Blowerdoorsafetyswitch
•Multi-portIn-shotburners
•Completefrontserviceaccess
•Alternatebottom/left/rightreturnair
•Slideoutblowerassembly
•Directdrive,4-speedmotors
•Adjustablefan-offtimes
•Commonventcapability
•Heavy gauge reinforced wrap-around steel cabinet
•OptionalL.P.conversionkit
•Left/rightgasconnection
•Accessoryhook-upcapability
•Selectablecooling fanoffeliminatesneed for BAY24X045 time delay relay
•24voltfuse
•Manualresetflameroll-outswitches
Standard Equipment XL 80 Upflow/ Downflow Horizontal Right or Left
22-1639-14 5
Optional Equipment
OPTIONAL EQUIPMENT FOR CONDENSING UNITS (Check mark [✓] indicates accessories included).Comfort Control, Mechanical 2-Stage Heating/1-Stage Cooling ..................................................................BAYSTAT241 [ ] Comfort Control, Heating/Cooling Single Stage (Mounts Horizontally) ........................................................... AY28X092 [ ]Comfort Control, Heating/Cooling Single Stage (Mounts Vertically) .............................................................BAYSTAT305 [ ]Comfort Control, Electronic Programmable 2-Stage Heating/1-Stage Cooling ......................................... BAYSTAT302C [ ]Comfort Control, Electronic Programmable 1-Stage Heating/1-Stage Cooling ......................................... BAYSTAT300C [ ]Comfort Control, Electronic Non-Programmable 1-Stage Heating/1-Stage Cooling .....................................TAYSTAT370 [ ]Comfort Control, Electronic Programmable (5/2) 1-Stage Heating/1-Stage Cooling .....................................TAYSTAT340 [ ]Comfort Control, Heating Only .....................................................................................................................BAYSTAT388 [ ]Propane Conversion Kit .............................................................................................................................BAYLPKT210A [ ]Electronic Air Filter, “Perfect Fit” Super Efficiency (14-1/2" Wide Gas Furnace) ....................................... TFE145A9FR0 [ ]Electronic Air Filter, “Perfect Fit” Super Efficiency (17-1/2" Wide Gas Furnace) ....................................... TFE175A9FR0 [ ]Electronic Air Filter, “Perfect Fit” Super Efficiency (21" Wide Gas Furnace) .............................................. TFE210A9FR0 [ ]Electronic Air Filter, “Perfect Fit” Super Efficiency (24-1/2" Wide Gas Furnace) ....................................... TFE245A9FR0 [ ]Electronic Air Filter, “Perfect Fit” High Efficiency (14-1/2" Wide Gas Furnace) ..........................................TFM145A9FR0 [ ]Electronic Air Filter, “Perfect Fit” High Efficiency (17-1/2" Wide Gas Furnace) ..........................................TFM175A9FR0 [ ]Electronic Air Filter, “Perfect Fit” High Efficiency (21" Wide Gas Furnace) ................................................TFM210A9FR0 [ ]Electronic Air Filter, “Perfect Fit” High Efficiency (24-1/2" Wide Gas Furnace) ..........................................TFM245A9FR0 [ ]Electronic Air Filter, “Perfect Fit” Standard Efficiency (14-1/2" Wide Gas Furnace) .................................. TFP145A9FR0 [ ]Electronic Air Filter, “Perfect Fit” Standard Efficiency (17-1/2" Wide Gas Furnace) .................................. TFP175A9FR0 [ ]Electronic Air Filter, “Perfect Fit” Standard Efficiency (21" Wide Gas Furnace) ......................................... TFP210A9FR0 [ ]Electronic Air Filter, “Perfect Fit” Standard Efficiency (24-1/2" Wide Gas Furnace) .................................. TFP245A9FR0 [ ]Coil Enclosure (14-1/2" Wide Cabinets) ..............................................................................................BAYCLE14A1422A [ ]Coil Enclosure (17-1/2" Wide Cabinets) ..............................................................................................BAYCLE17A1722A [ ]Coil Enclosure (21" Wide Cabinets) ....................................................................................................BAYCLE21A2130A [ ]Coil Enclosure (24-1/2" Wide Cabinets) ..............................................................................................BAYCLE24A2430A [ ]High Altitude Switch ......................................................................................................................................BAYHALT239 [ ]High Altitude Switch ......................................................................................................................................BAYHALT249 [ ]Downflow Subbase ......................................................................................................................................BAYBASE205 [ ]Filter Access Door Kit ...................................................................................................................................BAYFLTR206 [ ]Masonry Chimney Vent Kit (Upflow models only) ..................................................................................... BAYVENT800B [ ]Filter Rack Kit ........................................................................................................................................... BAYRACK960A [ ]Cleanable Filter (14.5"/17.5" wide Upflow models) ........................................................................................BAYFLTR317[ ]Cleanable Filter (21" wide Upflow models) ....................................................................................................BAYFLTR321[ ]Cleanable Filter (24.5" wide Upflow models) .................................................................................................BAYFLTR324[ ]
Features and Benefits
6 22-1639-14
General Data
TUD2 Product Specifications 1MODEL
RATINGS21st Stage Input BTUH 1st Stage Capacity BTUH (ICS)32nd Stage Input BTUH 2nd Stage Capacity BTUH (ICS)3AFUE (ICS)Temp. Rise (Min.-Max.) °F.
BLOWER DRIVEDia.-Width (In.)No. UsedSpeeds (No.)CFM vs. in. w.g.Motor HPR.P.M.Volts/Ph/Hz
COMBUSTION FAN — TYPEDrive - No. SpeedsMotor HP PSC [Shaded Pole] - RPMVolts/Ph/HzFLA PSC [Shaded pole]
FILTER — Furnished?Type RecommendedFilter (No.-Size-Thk.)
VENT — Size (In.)
HEAT EXCHANGERType -Fired -UnfiredGauge (Fired)
ORIFICES — MainNat. Gas. Qty. — Drill SizeL.P. Gas Qty. — Drill Size
GAS VALVE
DIRECT IGNITION DEVICEType
BURNERS — TypeNumber
POWER CONN. — V/Ph/Hz4Ampacity (In Amps)Max. Overcurrent Protection (Amps)
PIPE CONN. SIZE (IN.)
DUCT CONN.
DIMENSIONSCrated (In.)Uncrated
WEIGHTShipping (Lbs.)/Net (Lbs.)
TUD2A040A9242A
26,00020,80040,00032,00080.0
30 - 60
DIRECT10 x 6
14
SEE FAN PERF. TABLE1/5
1080 115/1/60
CENTRIFUGALDIRECT - 2
1/100 - 2544/1374115/1/600.76/0.37
NOHIGH VELOCITY1 - 17 X 25 - 1 IN.
4 ROUND
ALUMINIZED STEEL
20
2 - 452 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT2
115/1/604.515
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 16-1/2 X 30-1/2
SEE OUTLINE DRAWING
119/110
**-Built with a 10 X 7 blower housing, identical airflow to 10 X 6 housing in this model.1 Central Furnace heating designs are certified to ANSI Z21.47 / CSA 2.3.2 For U.S. applications, above input ratings (BTUH) are up to 2,000 feet, derate 4% per 1,000 feet for elevations above 2,000 feet above sea level. For Canadian applications,
above input ratings (BTUH) are up to 4,500 feet, derate 4% per 1,000 feet for elevations above 4,500 feet above sea level.3 Based on U.S. government standard tests.4 The above wiring specifications are in accordance with National Electrical Code; however, installations must comply with local codes.
TUD2A060A9362A
39,00031,20060,00047,00080.0
30 - 60
DIRECT10 x 6**
14
SEE FAN PERF. TABLE1/3
1075115/1/60
CENTRIFUGALDIRECT - 2
11/100 / [1/145] - 2543/1727115/1/60
0.70/0.40 / [0.23/0.20]
NOHIGH VELOCITY1 - 17 X 25 - 1 IN.
4 ROUND
ALUMINIZED STEEL
20
3 - 453 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT3
115/1/608.215
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 16-1/2 X 30-1/2
SEE OUTLINE DRAWING
127/118
TUD2B080A9362A
52,00041,60080,00063,00080.1
30 - 60
DIRECT10 x 7
14
SEE FAN PERF. TABLE1/3
1075115/1/60
CENTRIFUGALDIRECT - 2
1/100 / [1/145] - 2543/1727115/1/60
0.70/0.40 / [0.23/0.20]
NOHIGH VELOCITY1 - 17 X 25 - 1 IN.
4 ROUND
ALUMINIZED STEEL
20
4 - 454 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT4
115/1/608.215
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 19-1/2 X 30-1/2
SEE OUTLINE DRAWING
142/132
TUD2B060A9362A
39,00031,20060,00047,00080.0
30 - 60
DIRECT10 x 6**
14
SEE FAN PERF. TABLE1/3
1075115/1/60
CENTRIFUGALDIRECT - 2
1/100 / [1/145] - 2543/1727115/1/60
0.70/0.40 / [0.23/0.20]
NOHIGH VELOCITY1 - 17 X 25 - 1 IN.
4 ROUND
ALUMINIZED STEEL
20
3 - 453 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT3
115/1/609.015
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 19-1/2 X 30-1/2
SEE OUTLINE DRAWING
137/127
22-1639-14 7
TUD2 Product Specifications 1MODEL
RATINGS21st Stage Input BTUH 1st Stage Capacity BTUH (ICS)32nd Stage Input BTUH 2nd Stage Capacity BTUH (ICS)3AFUE (ICS)Temp. Rise (Min.-Max.) °F.
BLOWER DRIVEDia.-Width (In.)No. UsedSpeeds (No.)CFM vs. in. w.g.Motor HPR.P.M.Volts/Ph/Hz
COMBUSTION FAN — TYPEDrive - No. SpeedsMotor HP PSC [Shaded Pole] - RPMVolts/Ph/HzFLA PSC [Shaded pole]
FILTER — Furnished?Type RecommendedFilter (No.-Size-Thk.)
VENT — Size (In.)
HEAT EXCHANGERType -Fired -UnfiredGauge (Fired)
ORIFICES — MainNat. Gas. Qty. — Drill SizeL.P. Gas Qty. — Drill Size
GAS VALVE
DIRECT IGNITION DEVICEType
BURNERS — TypeNumber
POWER CONN. — V/Ph/Hz4Ampacity (In Amps)Max. Overcurrent Protection (Amps)
PIPE CONN. SIZE (IN.)
DUCT CONN.
DIMENSIONSCrated (In.)Uncrated
WEIGHTShipping (Lbs.)/Net (Lbs.)
General Data
TUD2B080A9482A
52,00041,60080,00063,00080.0
30 - 60
DIRECT10 x 8
14
SEE FAN PERF. TABLE1/3
1075115/1/60
CENTRIFUGALDIRECT - 2
1/100 / [1/145] - 2543/1727115/1/60
0.70/0.40 / [0.23/0.20]
NOHIGH VELOCITY1 - 17 X 25 - 1 IN.
4 ROUND
ALUMINIZED STEEL
20
4 - 454 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT4
115/1/608.915
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 19-1/2 X 30-1/2
SEE OUTLINE DRAWING
142/132
TUD2B100A9362A
65,00052,000100,00079,00080.6
40 - 70
DIRECT10 x 7
14
SEE FAN PERF. TABLE1/3
1075115/1/60
CENTRIFUGALDIRECT - 2
1/75 / [1/145] - 2708/1868115/1/60
0.87/0.49 / [0.22/0.20]
NOHIGH VELOCITY1 - 17 X 25 - 1 IN.
4 ROUND
ALUMINIZED STEEL
20
5 - 455 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT5
115/1/608.415
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 19-1/2 X 30-1/2
SEE OUTLINE DRAWING
151/141
TUD2C100A9482A
65,00052,000100,00079,00081.0
35 - 65
DIRECT10 x 8
14
SEE FAN PERF. TABLE1/2
1075115/1/60
CENTRIFUGALDIRECT - 2
1/75 / [1/145] - 2708/1868115/1/60
0.87/0.49 / [0.22/0.20]
NOHIGH VELOCITY1 - 20 X 25 - 1 IN.
4 ROUND
ALUMINIZED STEEL
20
5 - 455 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT5
115/1/6011.015
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 23 X 30-1/2
SEE OUTLINE DRAWING
162/151
TUD2C100A9602A
65,00052,000100,00080,00080.0
30 - 60
DIRECT11 x 10
14
SEE FAN PERF. TABLE1/2
1075115/1/60
CENTRIFUGALDIRECT - 2
1/75 / [1/145] - 2708/1868115/1/60
0.87/0.49 / [0.22/0.20]
NOHIGH VELOCITY1 - 20 X 25 - 1 IN.
4 ROUND
ALUMINIZED STEEL
20
5 - 455 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITOR
MULTIPORT INSHOT5
115/1/6012.820
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 23 X 30-1/2
SEE OUTLINE DRAWING
162/151
1 Central Furnace heating designs are certified to ANSI Z21.47 / CSA 2.3.2 For U.S. applications, above input ratings (BTUH) are up to 2,000 feet, derate 4% per 1,000 feet for elevations above 2,000 feet above sea level. For Canadian applications,
above input ratings (BTUH) are up to 4,500 feet, derate 4% per 1,000 feet for elevations above 4,500 feet above sea level.3 Based on U.S. government standard tests.4 The above wiring specifications are in accordance with National Electrical Code; however, installations must comply with local codes.
8 22-1639-14
General Data
TUD2 Product Specifications 1MODEL
RATINGS21st Stage Input BTUH 1st Stage Capacity BTUH (ICS)32nd Stage Input BTUH 2nd Stage Capacity BTUH (ICS)3AFUE (ICS)Temp. Rise (Min.-Max.) °F.
BLOWER DRIVEDia.-Width (In.)No. UsedSpeeds (No.)CFM vs. in. w.g.Motor HPR.P.M.Volts/Ph/Hz
COMBUSTION FAN — TYPEDrive - No. SpeedsMotor HP PSC [Shaded Pole] - RPMVolts/Ph/HzFLA PSC [Shaded pole]
FILTER — Furnished?Type RecommendedFilter (No.-Size-Thk.)
VENT — Size (In.)
HEAT EXCHANGERType -Fired -UnfiredGauge (Fired)
ORIFICES — MainNat. Gas. Qty. — Drill SizeL.P. Gas Qty. — Drill Size
GAS VALVE
DIRECT IGNITION DEVICEType
BURNERS — TypeNumber
POWER CONN. — V/Ph/Hz4Ampacity (In Amps)Max. Overcurrent Protection (Amps)
PIPE CONN. SIZE (IN.)
DUCT CONN.
DIMENSIONSCrated (In.)Uncrated
WEIGHTShipping (Lbs.)/Net (Lbs.)
TUD2C120A9542A
78,00062,400120,00095,00080.0
35 - 65
DIRECT11 x 10
14
SEE FAN PERF. TABLE1/2
1075115/1/60
CENTRIFUGALDIRECT - 2
1/60 / [1/85] - 3090/2225115/60/1
1.14/0.51 / [0.25/0.21]
NOHIGH VELOCITY1 - 20 X 25 - 1 IN.
4 ROUND
ALUMINIZED STEEL
20
6 - 456 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT6
115/1/6013.220
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 23 X 30-1/2
SEE OUTLINE DRAWING
176/165
TUD2D120A9602A
78,00062,400120,00095,00080.0
30 - 60
DIRECT11 x 10
14
SEE FAN PERF. TABLE1/2
1075115/1/60
CENTRIFUGALDIRECT - 2
1/60 / [1/85] - 3090/2225115/60/1
1.14/0.51 / [0.25/0.21]
NOHIGH VELOCITY1 - 24 X 25 - 1 IN.
4 ROUND
ALUMINIZED STEEL
20
6 - 456 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT6
115/1/6013.220
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 26-1/2 X 30-1/2
SEE OUTLINE DRAWING
186/174
TUD2D140A9602A
91,00072,800140,000111,000
80.040 - 70
DIRECT11 x 10
14
SEE FAN PERF. TABLE3/4
1075115/1/60
CENTRIFUGALDIRECT - 2
1/60 - 3100/2350115/60/11.16/0.54
NOHIGH VELOCITY1 - 24 X 25 - 1 IN.
4 ROUND
ALUMINIZED STEEL
20
7 - 457 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT7
115/1/6013.620
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 26-1/2 X 30-1/2
SEE OUTLINE DRAWING
193/181
1 Central Furnace heating designs are certified to ANSI Z21.47 / CSA 2.3.2 For U.S. applications, above input ratings (BTUH) are up to 2,000 feet, derate 4% per 1,000 feet for elevations above 2,000 feet above sea level. For Canadian applications,
above input ratings (BTUH) are up to 4,500 feet, derate 4% per 1,000 feet for elevations above 4,500 feet above sea level.3 Based on U.S. government standard tests.4 The above wiring specifications are in accordance with National Electrical Code; however, installations must comply with local codes.
TUD2D100A9602A
65,00052,000100,00080,00081.1
30 - 60
DIRECT10 x 10
14
SEE FAN PERF. TABLE1/2
1075115/1/60
CENTRIFUGALDIRECT - 2
1/75 / [1/145] - 2708/1868115/1/60
0.87/0.49 / [0.22/0.20]
NOHIGH VELOCITY1 - 24 X 25 - 1 IN.
4 ROUND
ALUMINIZED STEEL
20
5 - 455 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT5
115/1/6012.820
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 26-1/2 X 30-1/2
SEE OUTLINE DRAWING
175/163
22-1639-14 9
TDD2 Product Specifications 1MODEL
RATINGS21st Stage Input BTUH 1st Stage Capacity BTUH (ICS)32nd Stage Input BTUH 2nd Stage Capacity BTUH (ICS)3AFUE (ICS)Temp. Rise (Min.-Max.) °F.
BLOWER DRIVEDia.-Width (In.)No. UsedSpeeds (No.)CFM vs. in. w.g.Motor HPR.P.M.Volts/Ph/Hz
COMBUSTION FAN — TYPEDrive - No. SpeedsMotor HP PSC [Shaded Pole] - RPMVolts/Ph/HzFLA PSC [Shaded pole]
FILTER — Furnished?Type RecommendedFilter (No.-Size-Thk.)
VENT — Size (In.)
HEAT EXCHANGERType -Fired -UnfiredGauge (Fired)
ORIFICES — MainNat. Gas. Qty. — Drill SizeL.P. Gas Qty. — Drill Size
GAS VALVE
DIRECT IGNITION DEVICEType
BURNERS — TypeNumber
POWER CONN. — V/Ph/Hz4Ampacity (In Amps)Max. Overcurrent Protection (Amps)
PIPE CONN. SIZE (IN.)
DUCT CONN.
DIMENSIONSCrated (In.)Uncrated
WEIGHTShipping (Lbs.)/Net (Lbs.)
General Data
1 Central Furnace heating designs are certified to ANSI Z21.47 / CSA 2.3.2 For U.S. applications, above input ratings (BTUH) are up to 2,000 feet, derate 4% per 1,000 feet for elevations above 2,000 feet above sea level. For Canadian applications,
above input ratings (BTUH) are up to 4,500 feet, derate 4% per 1,000 feet for elevations above 4,500 feet above sea level.3 Based on U.S. government standard tests.4 The above wiring specifications are in accordance with National Electrical Code; however, installations must comply with local codes.
TDD2A040A9242A
26,00020,80040,00032,00080.0
30 - 60
DIRECT10 x 6
14
SEE FAN PERF. TABLE1/5
1075115/1/60
CENTRIFUGALDIRECT - 2
1/100 - 2544/1374115/1/600.76/0.37
NOHIGH VELOCITY2 - 14 X 20 - 1 IN.
4 ROUND
ALUMINIZED STEEL
20
2 - 452 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT2
115/1/604.515
1/2
SEE OUTLINE DRAWING
H X W X D41 X 16-1/2 X 30-1/2
SEE OUTLINE DRAWING
119 / 109
TDD2A060A9362A
39,00031,20060,00047,00080.0
30 - 60
DIRECT10 x 7
14
SEE FAN PERF. TABLE1/3
1075115/1/60
CENTRIFUGALDIRECT - 2
1/100 / [1/145] - 2543/1727115/1/60
0.70/0.40 / [0.23/0.20]
NOHIGH VELOCITY2 - 14 X 20 - 1 IN
4 ROUND
ALUMINIZED STEEL
20
3 - 453 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT3
115/1/608.215
1/2
SEE OUTLINE DRAWING
H X W X D41 X 16-1/2 X 30-1/2
SEE OUTLINE DRAWING
129 / 119
TDD2B060A9362A
39,00031,20060,00047,00080.0
30 - 60
DIRECT10 x 7
14
SEE FAN PERF. TABLE1/3
1075115/1/60
CENTRIFUGALDIRECT - 2
1/100 / [1/145] - 2543/1727115/1/60
0.70/0.40 / [0.23/0.20]
NOHIGH VELOCITY2 - 14 X 20 - 1 IN
4 ROUND
ALUMINIZED STEEL
20
3 - 453 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT3
115/1/608.215
1/2
SEE OUTLINE DRAWING
H X W X D41 X 19-1/2 X 30-1/2
SEE OUTLINE DRAWING
129 / 119
10 22-1639-14
General Data
TDD2 Product Specifications 1MODEL
RATINGS21st Stage Input BTUH 1st Stage Capacity BTUH (ICS)32nd Stage Input BTUH 2nd Stage Capacity BTUH (ICS)3AFUE (ICS)Temp. Rise (Min.-Max.) °F.
BLOWER DRIVEDia.-Width (In.)No. UsedSpeeds (No.)CFM vs. in. w.g.Motor HPR.P.M.Volts/Ph/Hz
COMBUSTION FAN — TYPEDrive - No. SpeedsMotor HP PSC [Shaded Pole] - RPMVolts/Ph/HzFLA PSC [Shaded pole]
FILTER — Furnished?Type RecommendedFilter (No.-Size-Thk.)
VENT — Size (In.)
HEAT EXCHANGERType -Fired -UnfiredGauge (Fired)
ORIFICES — MainNat. Gas. Qty. — Drill SizeL.P. Gas Qty. — Drill Size
GAS VALVE
DIRECT IGNITION DEVICEType
BURNERS — TypeNumber
POWER CONN. — V/Ph/Hz4Ampacity (In Amps)Max. Overcurrent Protection (Amps)
PIPE CONN. SIZE (IN.)
DUCT CONN.
DIMENSIONSCrated (In.)Uncrated
WEIGHTShipping (Lbs.)/Net (Lbs.)
1 Central Furnace heating designs are certified to ANSI Z21.47 / CSA 2.3.2 For U.S. applications, above input ratings (BTUH) are up to 2,000 feet, derate 4% per 1,000 feet for elevations above 2,000 feet above sea level. For Canadian applications,
above input ratings (BTUH) are up to 4,500 feet, derate 4% per 1,000 feet for elevations above 4,500 feet above sea level.3 Based on U.S. government standard tests.4 The above wiring specifications are in accordance with National Electrical Code; however, installations must comply with local codes.
TDD2C100A9482A
65,00052,000100,00079,00080.0
35 - 65
DIRECT10 x 8
14
SEE FAN PERF. TABLE1/2
1075115/1/60
CENTRIFUGALDIRECT - 2
1/75 / [1/145] - 2708/1868115/1/60
0.87/0.49 / [0.22/0.20]
NOHIGH VELOCITY2 - 16 X 20 - 1 IN
4 ROUND
ALUMINIZED STEEL
20
5 - 455 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT5
115/1/6011.015
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 23 X 30-1/2
SEE OUTLINE DRAWING
165 / 154
TDD2B080A9362A
52,00041,60080,00064,00080.0
35 - 65
DIRECT10 x 7
14
SEE FAN PERF. TABLE1/3
1075115/1/60
CENTRIFUGALDIRECT - 2
1/100 / [1/145] - 2543/1727115/1/60
0.70/0.40 / [0.23/0.20]
NOHIGH VELOCITY2 - 14 X 20 - 1 IN
4 ROUND
ALUMINIZED STEEL
20
4 - 454 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT4
115/1/608.215
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 19-1/2 X 30-1/2
SEE OUTLINE DRAWING
146 / 135
TDD2B100A9482A
65,00052,000100,00079,00080.0
40 - 70
DIRECT10 x 8
14
SEE FAN PERF. TABLE1/3
1075115/1/60
CENTRIFUGALDIRECT - 2
1/75 / [1/145] - 2708/1868115/1/60
0.87/0.49 / [0.22/0.20]
NOHIGH VELOCITY2 - 16 X 20 - 1 IN
4 ROUND
ALUMINIZED STEEL
20
5 - 455 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT4
115/1/609.215
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 19-1/2 X 30-1/2
SEE OUTLINE DRAWING
156 / 145
22-1639-14 11
TDD2 Product Specifications 1MODEL
RATINGS21st Stage Input BTUH 1st Stage Capacity BTUH (ICS)32nd Stage Input BTUH 2nd Stage Capacity BTUH (ICS)3AFUE (ICS)Temp. Rise (Min.-Max.) °F.
BLOWER DRIVEDia.-Width (In.)No. UsedSpeeds (No.)CFM vs. in. w.g.Motor HPR.P.M.Volts/Ph/Hz
COMBUSTION FAN — TYPEDrive - No. SpeedsMotor HP PSC [Shaded Pole] - RPMVolts/Ph/HzFLA PSC [Shaded pole]
FILTER — Furnished?Type RecommendedFilter (No.-Size-Thk.)
VENT — Size (In.)
HEAT EXCHANGERType -Fired -UnfiredGauge (Fired)
ORIFICES — MainNat. Gas. Qty. — Drill SizeL.P. Gas Qty. — Drill Size
GAS VALVE
DIRECT IGNITION DEVICEType
BURNERS — TypeNumber
POWER CONN. — V/Ph/Hz4Ampacity (In Amps)Max. Overcurrent Protection (Amps)
PIPE CONN. SIZE (IN.)
DUCT CONN.
DIMENSIONSCrated (In.)Uncrated
WEIGHTShipping (Lbs.)/Net (Lbs.)
TDD2C100A9602A
65,00052,000100,00079,00080.0
30 - 60
DIRECT11 x 10
14
SEE FAN PERF. TABLE1/2
1075115/1/60
CENTRIFUGALDIRECT - 2
1/75 / [1/145] - 2708/1868115/1/60
0.87/0.49 / [0.22/0.20]
NOHIGH VELOCITY2 - 16 X 20 - 1 IN
4 ROUND
ALUMINIZED STEEL
20
5 - 455 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITOR
MULTIPORT INSHOT5
115/1/6012.820
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 23 X 30-1/2
SEE OUTLINE DRAWING
167 / 155
TDD2D120A9602A
78,00062,400120,00095,00080.0
35 - 65
DIRECT11 x 10
14
SEE FAN PERF. TABLE1/2
1075115/1/60
CENTRIFUGALDIRECT - 2
1/60 / [1/85] - 3090/2225115/1/60
1.14/0.51 / [0.25/0.21]
NOHIGH VELOCITY2 - 16 X 20 - 1 IN
4 ROUND
ALUMINIZED STEEL
20
6 - 456 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT6
115/1/6013.220
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 26-1/2 X 30-1/2
SEE OUTLINE DRAWING
189/176
TDD2D140A9602A
91,00072,800140,000112,000
80.045 - 75
DIRECT11 x 10
14
SEE FAN PERF. TABLE3/4
1075115/1/60
CENTRIFUGALDIRECT - 2
1/60 - 3100/2350115/1/601.16/0.54
NOHIGH VELOCITY2 - 16 X 20 - 1 IN
4 ROUND
ALUMINIZED STEEL
20
7 - 457 - 56
REDUNDANT - TWO STAGE
HOT SURFACE IGNITION
MULTIPORT INSHOT7
115/1/6013.620
1/2
SEE OUTLINE DRAWING
H X W X D41-3/4 X 26-1/2 X 30-1/2
SEE OUTLINE DRAWING
197 / 184
1 Central Furnace heating designs are certified to ANSI Z21.47 / CSA 2.3.2 For U.S. applications, above input ratings (BTUH) are up to 2,000 feet, derate 4% per 1,000 feet for elevations above 2,000 feet above sea level. For Canadian applications,
above input ratings (BTUH) are up to 4,500 feet, derate 4% per 1,000 feet for elevations above 4,500 feet above sea level.3 Based on U.S. government standard tests.4 The above wiring specifications are in accordance with National Electrical Code; however, installations must comply with local codes.
General Data
12 22-1639-14
Performance Data
TUD2
FURNACE AIRFLOW (CFM) VS. EXTERNAL STATIC PRESSURE (IN. W.C.)
MODEL 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90
*UD2A040A9242A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow
1-LOW - Red
1018847716617
1004832701599
982809678575
950779648544
910742610507
860697585463
802644512413
763585452357
660517384294
*UD2A060A9362A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow
1-LOW - Red
142612431042900
138912251039903
134511971027895
129811601005877
12361113973848
11711057931809
1099991879760
1020916817700
934831745629
*UD2B060A9362A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow
1-LOW - Red
158813291090894
155413181090901
151712991093904
146812681076894
141212281052881
135111861028860
12781135978828
12001072917777
1102988836638
*UD2B080A9362A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow
1-LOW - Red
139312101046900
138412091052903
136411981047895
133511771033888
129611471008869
12471107973842
11891058928808
1120999873766
1042930808717
*UD2B080A9482A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow
1-LOW - Red
183913231092788
182113251090783
179613291091780
175613191083768
171013081076758
164112751059737
157312461040719
148012011005674
13921165970630
*UD2B100A9362A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow
1-LOW - Red
147612491020873
146412571046887
144112521058890
140812341050883
136312031028864
13071158990834
12411101936794
11631030866742
1074946780680
*UD2C100A9482A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow
1-LOW - Red
1880166214281208
1846163514211215
1799159814021210
1740155113701193
1669149313261164
1595142412691124
1489134511991073
1381125611171009
126011571022935
*UD2C100A9602A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow
1-LOW - Red
2181190816211443
2143188816091419
2104186815971395
2053183415821381
2001180015671367
1929174515331335
1856169014981302
1766163114381256
1676157213771209
*UD2D120A9542A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow
1-LOW - Red
2162188916541427
2130188116431421
2097187316311414
2067183916191400
2037180516061386
1976177615721357
1914174615381327
1833167014831285
1752159314281243
*UD2C100A9602A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow
1-LOW - Red
2250208518601638
2185203918421630
2120199218241621
2046191817731591
1972184317221561
1868176016511497
1762167715791433
1640156714651321
1517145613501208
*UD2D120A9602A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow
1-LOW - Red
2135190616461423
2101188116321415
2066185616171407
2036181715961391
2005177715751375
1923172415351338
1840167114941300
1750160214271246
1659153313601192
*UD2D140A9602A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow
1-LOW - Red
2462212817551450
2407211217461446
2351209617361442
2284205417191427
2216201117021411
2143194916561383
2069188716091354
1989179715641298
1908170615181241
*- First letter may be "A" or "T"
22-1639-14 13
Performance Data
CFM VS. TEMPERATURE RISE
MODELCFM (CUBIC FEET PER MINUTE)
500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400
*UD2A040A9242A 59 49 42 37 33 30
*UD2A060A9362A 56 49 44 40 37 34 32
*UD2B060A9362A 56 49 44 40 37 34 32
*UD2B080A9362A 59 54 49 46 42
*UD2B080A9482A 58 52 49 46 42 40 37 35 33
*UD2B100A9362A 67 62 57 53 49
*UD2C100A9482A 67 62 57 53 49 46 44 41 39 37
*UD2C100A9602A 62 57 53 49 46 44 41 39 37 35 34 32 31
*UD2D100A9602A 62 57 53 49 46 44 41 39 37 35 34 32 31
*UD2D120A9542A 63 59 56 52 49 47 44 42 40
*UD2D120A9602A 59 56 52 49 47 44 42 40
*UD2D140A9602A 69 65 61 58 55 52 49 47 45
*- May be "A" or "T"
TUD2
TDD2CFM VS. TEMPERATURE RISE
MODELCFM (CUBIC FEET PER MINUTE)
500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400
*DD2A040A9242A 59 49 42 37 33 30
*DD2A060A9362A 56 49 44 40 37 34 32
*DD2B060A9362A 56 49 44 40 37 34 32
*DD2B080A9362A 59 54 49 46 42
*DD2B100A9482A 62 57 53 49 46 44 41
*DD2C100A9482A 62 57 53 49 46 44 41 39 37
*DD2C100A9602A 62 57 53 49 46 44 41 39 37 35 34 32 31
*DD2D120A9602A 59 56 52 49 47 44 42 40
*DD2D140A9602A 69 65 61 58 55 52 49 47 45
14 22-1639-14
Performance Data
TDD2
FURNACE AIRFLOW (CFM) VS. EXTERNAL STATIC PRESSURE (IN. W.C.)
MODEL SPEED TAP 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90
*DD2A040A9242A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow1-LOW - Red
1070870740633
1033850720600
1000823690577
960790663543
920753627507
860813588463
810667547420
740613483360
-490
--
*DD2A060A9362A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow1-LOW - Red
148013021115956
142912761100947
137612291070918
131811881035888
128211411000859
11881088965824
11121024918788
1029953859741
959882790682
*DD2B060A9362A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow1-LOW - Red
1644146712521025
1593143112161022
1525138311941003
147313321169986
140812771122955
131612091079910
126911371011862
11781064933793
1056970840672
*DD2B080A9362A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow1-LOW - Red
152313171123942
149613071119943
146312611106931
142012601082920
136912231056898
131011751016818
12431122976833
11721060930795
11001000880760
*DD2B100A9482A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow1-LOW - Red
176713821130840
173113541138831
166913231115815
161512921085792
154612541054762
146912071015731
13921177977700
13001108938654
11461038877625
*DD2C100A9482A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow1-LOW - Red
1965164514071202
1915162713981208
1865160513871205
1805157513751195
1740153513471166
1670148213181140
1587142112751105
1500133011901045
137012201095970
*DD2C100A9602A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow1-LOW - Red
2165196217051492
2113192716881467
2060189116711442
1995183916711442
1929178616001385
1842172415471346
1755166214921307
1674158114351243
1593150013771179
*DD2D120A9602A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow1-LOW - Red
2241198117211476
2202196217051466
2163194216881456
2106190416711440
2049186616531423
1979180516111392
1908174315691361
1804168015151302
1700161714611243
*DD2D140A9602A
4-HIGH - Black3-MED.-HIGH - Blue2-MED.-LOW - Yellow1-LOW - Red
2377211518061527
2321208117931507
2265204617791486
2199199217381473
2133193816961459
2050187216551422
1967180516141384
1877172715561329
1786164914971273
*- First letter may be "A" or "T"
22-1639-14 15
Electrical Data
TUD2 Wiring Diagram For Gas Furnaces
From Dwg. D344429P01(continued on next page)
16 22-1639-14
TUD2 Schematic Diagram For Gas Furnaces
From Dwg. D344930P01
Electrical Data
22-1639-14 17
TDD2 Wiring Diagram For Gas Furnaces
From Dwg. D344430P02(continued on next page)
Electrical Data
18 22-1639-14
Electrical Data
TDD2 Schematic Diagram For Gas Furnaces
From Dwg. D344430P02
22-1639-14 19
Field Wiring
OUTDOOR UNIT (NO TRANSFORMER)
SEE NOTE 5
From Dwg. B342019 Rev. 0
SEE NOTE 7
2 STAGE FURNACE
TWIN
SEE NOTE 6
B/CB/C TO 115 V 1 PH.,60 HZ., POWERSUPPLY PERLOCAL CODES
HUM SEENOTE 4
EAC SEENOTE 4
FIELD WIRING DIAGRAM FOR 2 STAGE FURNACE2 STAGE HEATING, 1 STAGE COOLING
USING A 1 STAGE HEATING, 1 STAGE COOLING THERMOSTAT(OUTDOOR SECTION WITHOUT TRANSFORMER)
SEE NOTE 5
From Dwg. B342021 Rev. 0
2 STAGE FURNACE
TWIN
SEE NOTE 6
OUTDOOR UNIT (NO TRANSFORMER)
SEE NOTE 7
B/CB/C TO 115 V 1 PH.,60 HZ., POWERSUPPLY PERLOCAL CODES
HUM SEENOTE 4
EAC SEENOTE 4
FIELD WIRING DIAGRAM FOR 2 STAGE FURNACE2 STAGE HEATING, 1 STAGE COOLING
USING A 2 STAGE HEATING, 1 STAGE COOLING THERMOSTAT(OUTDOOR SECTION WITHOUT TRANSFORMER)
20 22-1639-14
FieldWiring
SEE NOTE 5
From Dwg. B341486 Rev. 1
2 STAGE FURNACE
TWIN
SEE NOTE 6
SEE NOTE 7
B/C B/CTO 115 V 1 PH.,60 HZ., POWERSUPPLY PERLOCAL CODES
HUM SEENOTE 4
EAC SEENOTE 4
FIELD WIRING DIAGRAM FOR 2 STAGE FURNACE2 STAGE HEATING
USING A 1 STAGE HEATING THERMOSTATNO COOLING
SEE NOTE 5
From Dwg. B342024 Rev. 0
2 STAGE FURNACE
TWIN
SEE NOTE 6
B/CB/C
TO 115 V 1 PH.,60 HZ., POWERSUPPLY PERLOCAL CODES
HUM SEENOTE 4
EAC SEENOTE 4
FIELD WIRING DIAGRAM FOR 2 STAGE FURNACE2 STAGE HEATING
USING A 2 STAGE HEATING THERMOSTATNO COOLING
22-1639-14 21
Twinning Field Wiring
TWIN TWIN
TWINNING CONNECTION DIAGRAMFOR TWINNING UD/DD-R FURNACES
1 STAGE HEAT / 1 STAGE COOLING THERMOSTAT
1 STAGEHEATING / COOLING
THERMOSTAT FURNACE NO. 1 FURNACE NO. 2
BLOWER OPERATION OF UNIT NO. 2 IS SYNCRONIZEDWITH UNIT NO. 1 VIA SIGNALS
FROM TWIN CONNECTION.
SEE NOTE 3
OUTDOOR UNIT NO. 1(NO TRANSFORMER)
OUTDOOR UNIT NO. 1(WITH TRANSFORMER)
SEE NOTE 2
RC
ISOLATION RELAY(FIELD SUPPLIED)
ALTERNATE CONNECTION
R1
R1
SEE NOTE 4
ISOLATION RELAY(FIELD SUPPLIED)
SEE NOTE 3
B/CB/CB/CFrom Dwg. 21B341487 Rev. 1
THIS CONNECTION IS ONLY USED FOR THERMOSTATS REQUIRINGCONNECTION TO THE 24 V. POWER SUPPLY. (COMMON)
22 22-1639-14
Twinning Field Wiring
TWIN TWIN
TWINNING CONNECTION DIAGRAMFOR TWINNING UD/DD-R FURNACES
2 STAGE HEAT / 1 STAGE COOLING THERMOSTAT
2 STAGE HEATING1 STAGE COOLING
THERMOSTAT FURNACE NO. 1 FURNACE NO. 2
BLOWER OPERATION OF UNIT NO. 2 IS SYNCRONIZEDWITH UNIT NO. 1 VIA SIGNALS
FROM TWIN CONNECTION.
SEE NOTE 3
OUTDOOR UNIT NO. 1(NO TRANSFORMER)
OUTDOOR UNIT NO. 1(WITH TRANSFORMER)
SEE NOTE 2
RC
ISOLATION RELAY(FIELD SUPPLIED)
ALTERNATE CONNECTION
R2
R2
SEE NOTE 4
ISOLATION RELAY(FIELD SUPPLIED)
SEE NOTE 3
ISOLATION RELAYSEE NOTE 3
R1R1
B/C B/C B/CFrom Dwg. 21B341488 Rev. 1
TWIN TWIN
TWINNING CONNECTION DIAGRAMFOR TWINNING UD/DD-R FURNACES
2 STAGE HEAT / 2 STAGE COOLING THERMOSTAT
2 STAGE HEATING2 STAGE COOLING
THERMOSTAT FURNACE NO. 1 FURNACE NO. 2
BLOWER OPERATION OF UNIT NO. 2 IS SYNCRONIZEDWITH UNIT NO. 1 VIA SIGNALS
FROM TWIN CONNECTION.
SEE NOTE 3
OUTDOOR UNIT NO. 1(NO TRANSFORMER)
OUTDOOR UNIT NO. 2(NO TRANSFORMER)
SEE NOTE 2
R2
R2
SEE NOTE 4
ISOLATION RELAY(FIELD SUPPLIED)
SEE NOTE 3
ISOLATION RELAYSEE NOTE 3
R1R1
OUTDOOR UNIT (WITH TRANSFORMER)
SEE NOTE 2
RC
ISOLATION RELAY(FIELD SUPPLIED)
ALTERNATE CONNECTION
B/CB/CB/C
From Dwg. 21B341489 Rev. 1
22-1639-14 23
TU
D2
OU
TL
INE
DR
AW
ING
(AL
L D
IME
NS
ION
S A
RE
IN IN
CH
ES
)
Dimensions
Ø 1
-5/8
” H
OLE
WIT
H P
LUG
Ø 1
-5/8
” H
OLE
WIT
H P
LUG
Ø 7
/8”
HO
LE W
ITH
PLU
GEL
ECTR
ICA
L C
ON
NEC
TIO
N
(ALT
ERN
ATE)
MO
DE
LD
IM "
A"
DIM
"B
"D
IM
"C"
DIM
"D
"*U
D2A
040A
9242
A, U
D2A
060A
9362
A14
-1/2
"9-
5/8"
13-1
/4"
13"
*UD
2B06
0A93
62A
, *U
D2B
080A
9362
A*U
D2B
080A
9482
A, *
UD
2B10
0A94
82A
17-1
/2"
9-5/
8"16
-1/4
"16
"
*UD
2C10
0A94
82A
, *U
D2C
100A
9602
A*U
D2C
120A
9542
A21
"13
-1/1
6"19
-3/4
"19
-1/2
"
*UD
2D10
0A96
02A
, *U
D2D
120A
9602
A*U
D2D
140A
9602
A24
-1/2
"15
-5/1
6"23
-1/4
"23
"
*
- The
Firs
t Let
ter
May
Be
"A"
or "
T"
24 22-1639-14
TD
D2
OU
TL
INE
DR
AW
ING
(AL
L D
IME
NS
ION
S A
RE
IN IN
CH
ES
)
Dimensions
1-1/
2” X
2-1
/2”
OVA
LG
AS
CO
NN
ECTI
ON
Ø 1
-5/8
” H
OLE
WIT
H P
LUG
Ø 1
-5/8
” H
OLE
W
ITH
PLU
G (3
)
Ø 7
/8”
HO
LE W
ITH
PLU
GEL
ECTR
ICA
L C
ON
NEC
TIO
N
(ALT
ERN
ATE)
MO
DE
LD
IM "
A"
DIM
"B
"D
IM
"C"
DIM
"D
"*D
D2A
040A
9242
A, *
DD
2A06
0A93
62A
14-1
/2"
9-5/
8"13
-1/4
"13
"
*DD
2B06
0A93
62A
, *D
D2B
080A
9362
A*D
D2B
080A
9482
A, *
DD
2B10
0A94
82A
17-1
/2"
9-5/
8"16
-1/4
"16
"
*DD
2C10
0A94
82A
, *D
D2C
100A
9602
A21
"13
-1/1
6"19
-3/4
"19
-1/2
"
*DD
2D12
0A96
02A
, *D
D2D
140A
9602
A24
-1/2
"15
-5/1
6"23
-1/4
"23
"
*
- The
Firs
t Let
ter
May
Be
"A"
or "
T"
Notes
22-1639-14 25
04/15
The manufacturer has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice.
Trane6200 Troup HighwayTyler, TX 75707www.trane.com