Table of Contents
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ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES
IMPORTANT — This Document is customer property and is to remain with this unit.
*UC-C
UPFLOW/HORIZONTAL
Installer's Guide
Upflow / Horizontal and Downflow / Horizontal
Gas-Fired Condensing Furnaces
*UC040C924
*UC100C948
*UC060C936
*UC100C960
*UC080C942
*UC120C960
*__First letter may be "A" or "T"
Please return to service information pack upon completion of work.
UPFLOW
*DC040C924
*DC060C936
*DC080C942
*DC-C
DOWNFLOW/HORIZONTAL
18-CD19D5-10
*DC100C948
*DC120C960
DOWNFLOW
A341624P01
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Table of Contents
Related Manuals for Trane UC SERIES
Summary of Contents for Trane UC SERIES
- Page 1 18-CD19D5-10 Installer’s Guide Upflow / Horizontal and Downflow / Horizontal Gas-Fired Condensing Furnaces *UC040C924 *UC100C948 *DC040C924 *DC100C948 *UC060C936 *UC100C960 *DC060C936 *DC120C960 *UC080C942 *UC120C960 *DC080C942 *__First letter may be “A” or “T” ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES IMPORTANT —...
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Page 2: Safety Section
Installer’s Guide SAFETY SECTION ▲ The following safety practices and precautions must be followed WARNING during the installation, servicing, and operation of this furnace. CARBON MONOXIDE POISONING HAZARD 1. Use only with the type of gas approved for this furnace. Refer to the furnace rating plate. -
Page 3: Table Of Contents
Installer’s Guide GENERAL INSTALLATION INSTRUCTIONS Contents The manufacturer assumes no responsibility for equipment installed in violation of any code or regulation. Installation Instructions It is recommended that Manual J of the Air Conditioning Con- tractors Association (ACCA) or A.R.I. 230 be followed in estimat- General Installation Instructions ing heating requirements. -
Page 4: Outline Drawings
*UC-C OUTLINE DRAWING (ALL DIMENSIONS ARE IN INCHES) MODEL *UC040C924 *UC060C936 17-1/2" 2-1/4" 16-1/4" 16" *UC080C942 *UC100C948 21" 2-1/2" 19-3/4" 19-1/2" *UC100C960 24-1/2" 2-15/16" 23-1/4" 23" *UC120C960 * - First letter may be "A" or "T" From Dwg. 21C340386 Rev. 7... -
Page 5: Outline Drawings
*DC-C DOWNFLOW / HORIZONTAL OUTLINE DRAWING (ALL DIMENSIONS ARE IN INCHES) MODEL *DC040C924 *DC060C936 17-1/2" 2-1/4" 16-1/4" 16" *DC080C942 *DC100C948 21" 2-1/2" 19-3/4" 19-1/2" *DC120C960 24-1/2" 2-15/16" 23-1/4" 23" * - First letter may be "A" or "T" From Dwg. 21C340462 Rev. 7... -
Page 6: Downflow Installation
Installer’s Guide HORIZONTAL INSTALLATION STANDOFFS (4) DRILL SCREWS (4) The coil and furnace must be fully supported when used in the horizontal position. It is always recommended that an auxiliary drain pan be installed under a horizontally installed evaporator coil or 90% gas furnace. Connect the auxiliary drain line to a separate drain line (no trap is needed in this line). -
Page 7: Air For Combustion And Ventilation
Installer’s Guide 3. The following types of installations will require use of UNCONFINED OUTDOOR AIR for combustion, due to chemical exposures: * Commercial buildings * Buildings with indoor pools * Furnaces installed in commercial laundry rooms * Furnaces installed in hobby or craft rooms * Furnaces installed near chemical storage areas. -
Page 8: Duct Connections
Installer’s Guide DUCT CONNECTIONS Air duct systems should be installed in accordance with stan- dards for air conditioning systems, National Fire Protection Association Pamphlet No. 90. They should be sized in accor- dance with ACCA Manual D or whichever is applicable. Central furnaces, when used in connection with cooling units, shall be installed in parallel or on the upstream side of the cooling units to avoid condensation in the heating element,... -
Page 9: Return Air Filters
Installer’s Guide TYPICAL UPFLOW FURNACE RETURN AIR FILTER INSTALLATIONS CUT OUT FOR SIDE FILTER LOCATING NOTCHES PROVIDED FOR SIDE RETURN CUTOUT FRONT SEE OUTLINE DRAWING of Furnace 7. Connect duct work to furnace. See Outline Drawing for supply and return duct size and location. Flexible duct connectors are recommended to connect both supply and return air ducts to the furnace. -
Page 10: Cd19D5
Installer’s Guide GENERAL VENTING INSTRUCTIONS ▲ WARNING CARBON MONOXIDE POISONING HAZARD Failure to follow the steps outlined below for each appliance connected to the venting system being placed into operation could result in carbon monoxide poisoning or death. The following steps shall be followed for each appliance connected to the venting system being placed into operation, while all other appliances connected to the venting system are not in operation:... -
Page 11: General Venting
Installer’s Guide GENERAL VENTING THIS FURNACE MUST BE VENTED TO THE OUTDOORS. remaining connected to the common venting system are not in operation: THESE FURNACES ARE INDUCED DRAFT VENTED AND MUST NOT BE CONNECTED TO ANY VENT SERVING 1. Seal any unused openings in the common venting system. ANOTHER APPLIANCE. - Page 12 Installer’s Guide VENT FITTING MATERIAL – PLASTIC 1. Cut pipe square, remove ragged edges and burrs. Chamfer Gas and liquid tight single wall vent fittings, designed for end of pipe, then clean fitting socket and pipe joint area of resistance to corrosive flue condensate, MUST be used all dirt, grease, moisture or chips.
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Page 13: Downward Venting
Installer’s Guide HORIZONTAL AND VERTICAL VENTING ▲ CAUTION When the vent pipe is exposed to temperatures below freezing, i.e., SUPPORT HORIZONTAL PIPE EVERY 3' 0" WITH when it passes through unheated THE FIRST SUPPORT AS CLOSE TO THE spaces, etc., the pipe must be FURNACE AS POSSIBLE. -
Page 14: Condensate Drain Instructions
Installer’s Guide CONDENSATE DRAIN INSTRUCTIONS Knock outs are provided on the left and right hand side of both furnace cabinets for drain connections IN VERTICAL APPLICA- TIONS. The standard arrangement is for the drain connection on the left side. The tubing may have to be trimmed in this application to avoid kinking. - Page 15 Installer’s Guide TO DRAIN CPVC PIPE REQUIRED TO OPEN/VENTED DRAIN VERTICAL DOWNFLOW – LEFT SIDE VERTICAL DOWNFLOW – RIGHT SIDE CONDENSATE DRAIN CONNECTION CONDENSATE DRAIN CONNECTION HORIZONTAL VENTING THROUGH WALL IMPORTANT: The condensate drain should be installed with provisions to prevent ▲...
- Page 16 Installer’s Guide The vent/wind terminal must terminate at least 3' above any forced air inlet into the building that is within 10' of the terminal. COUPLING PVC WALL MOUNT ( PLASTIC FLANGE The terminal must also terminate 4' below, 4' horizontal from or 1' STUD VENTING ) above any door, window or other air inlet into building.
- Page 17 Installer’s Guide VENTING THROUGH ROOF 90˚ ELBOW SECURE STAINLESS STEEL VENT CAP TO COUPLING WITH THREE STAINLESS STEEL SCREWS (CLEARANCE HOLES STAINLESS STEEL VENT CAP DRILLED THROUGH COUPLING 3" MIN. FOR SCREWS MUST BE LARGER COUPLING (PLASTIC VENTING) THAN SCREW DIAMETER) VENTING (FLUE PIPE) STORM COLLAR ADJUSTABLE ROOF FLASHING...
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Page 18: Electrical Connections
Installer’s Guide PVC PLASTIC VENTING - ONLY TYPE 29-4C STAINLESS STEEL VENTING - THROUGH UNUSED CHIMNEY USED THROUGH CHIMNEY THAT VENTS ANOTHER GAS APPLIANCE STAINLESS STEEL STAINLESS STEEL STAINLESS VENT CAP VENT CAP STAINLESS STEEL (OPTIONAL) STEEL (OPTIONAL) VENT CAP VENT CAP SEE CAUTION SEE CAUTION... -
Page 19: Field Wiring Diagrams
Installer’s Guide FIELD WIRING DIAGRAM FOR HEATING ONLY TO 115 V 1 PH., 60 HZ., POWER SUPPLY PER LOCAL CODES HUM SEE NOTE 5 EAC SEE NOTE 5 From Dwg. 21B340387 Rev. 1 FIELD WIRING DIAGRAM FOR SINGLE STAGE HEATING/COOLING (OUTDOOR SECTION WITHOUT TRANSFORMER) TO 115 V 1 PH., 60 HZ., POWER... -
Page 20: Gas Piping
Installer’s Guide ▲ COMBUSTION AND INPUT CHECK WARNING 1. Make sure all gas appliances are off except the furnace. FIRE OR EXPLOSION HAZARD 2. Clock the gas meter with the furnace operating (determine the dial rating of the meter) for one revolution. Failure to follow the safety warnings exactly could result in serious injury, death or property damage. - Page 21 Installer’s Guide AUTOMATIC GAS VALVE AUTOMATIC GAS VALVE WITH MANUAL SHUTOFF MAIN MANUAL WITH MANUAL SHUTOFF SHUTOFF VALVE MAIN MANUAL SHUTOFF VALVE GROUND GROUND UNION UNION JOINT JOINT DRIP DRIP UPFLOW MAY BE LEFT OR RIGHT HAND GAS PIPING THE DOWNFLOW (VERTICAL) MAY BE INSTALLED LEFT OR RIGHT SIDE GAS PIPING MAIN MANUAL AUTOMATIC GAS VALVE GROUND UNION JOINT...
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Page 22: Start-Up And Adjustment
Installer’s Guide TABLE 10 If the desired input rate cannot be achieved with a change in manifold pressure, then the orifices must be changed. LP GAS FLOW IN CUBIC FEET PER HOUR installations will require an orifice change. See Table 13 for help 2 CUBIC FOOT DIAL in selecting orifices if orifice change is required. -
Page 23: Sequence Of Operation
Installer’s Guide After the flame sensor confirms that ignition has been achieved, Outlet Pressure Boss Outlet Pressure Boss the delay to fan ON period begins timing and after approxi- mately 45 seconds the indoor blower motor will be energized and will continue to run during the heating cycle. -
Page 24: Abnormal Conditions
Installer’s Guide not operate until the condensate drain has been cleared, and INSTRUCTIONS TO THE OWNERS In the event that electrical, fuel, or mechanical failures the condensate flows freely. occur, the owner should immediately turn the gas 7. RESET AFTER LOCKOUT supply off at the manual gas valve, located in the When the integrated control module has shut the system burner compartment.