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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.
*UD1-H
Upflow/ Horizontal*
*Horizontal Conversion for these furnaces may be left or right side rotation.
Installer's Guide
High Efficiency Single Stage Upflow/ Horizontal
and Downflow/ Horizontal Gas-Fired Furnaces,
"Fan Assisted Combustion System"
*UD1A040A9H21B
*UD1B060A9H31B
*UD1B080A9H31B
*UD1C080A9H41B
*__First letter may be "A" or "T"
Please return to service information pack upon completion of work.
For VENT SIZING INFORMATION see:
USA —
National Fuel Gas Code ............. ANSI Z223.1/NFPA 54 (latest version)
CANADA —
Natural Gas Installation Code ........... CAN/CGA-B149.1 (latest version)
Propane Installation Code ................. CAN/CGA-B149.2 (latest version)
USA/CANADA ALTERNATE —
Category I Venting Guide .................................. Pub. No. 18-CH23D1-2
1 8 - C D 2 1 D 1 - 5
*UD1B100A9H31B
*UD1C100A9H51B
*UD1D120A9H51B
*UD1D140A9H51B
*DD1-H
Downflow/ Horizontal*
*DD1B060A9H31B
*DD1B080A9H31B
*DD1C100A9H51B
*DD1D120A9H51B
A341789P07
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Table of Contents
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Summary of Contents for Trane UD1A040A9H21B
- Page 1 1 8 - C D 2 1 D 1 - 5 Installer’s Guide High Efficiency Single Stage Upflow/ Horizontal and Downflow/ Horizontal Gas-Fired Furnaces, “Fan Assisted Combustion System” *UD1A040A9H21B *UD1B100A9H31B *DD1B060A9H31B *UD1B060A9H31B *UD1C100A9H51B *DD1B080A9H31B *UD1B080A9H31B *UD1D120A9H51B *DD1C100A9H51B *UD1C080A9H41B *UD1D140A9H51B *DD1D120A9H51B *__First letter may be “A”...
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Page 2: Safety Section
Massachusetts. d. The furnace input rate and temperature rise must be verified to be within nameplate mark- ing. e. 100% of the furnace combustion air requirement must come from outside the structure. 18-CD21D1-5 © 2008 Trane All Rights Reserved... -
Page 3: Table Of Contents
Installer’s Guide Contents Safety signal words are used to designate a degree or level of seriousness associated with a particular hazard. The signal words for safety markings are WARNING, Installation Instructions and CAUTION. General Installation Instructions a. WARNING indicates a potentially hazardous situa- Location and Clearances tion which, if not avoided, could result in death or Outline Drawing... -
Page 4: General Installation Instructions
Installer’s Guide GENERAL INSTALLATION INSTRUCTIONS LOCATION AND CLEARANCES The manufacturer assumes no responsibility for equip- The location of the furnace is normally selected by the ment installed in violation of any code or regulation. architect, the builder, or the installer. However, before the furnace is moved into place, be sure to consider the It is recommended that Manual J of the Air Condition- ing Contractors Association (ACCA) or A.R.I. -
Page 5: Cd21D1
Installer’s Guide 18-CD21D1-5... - Page 6 Installer’s Guide 18-CD21D1-5...
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Page 7: Upflow Installation
Installer’s Guide required. UPFLOW INSTALLATION Standoffs and screws (See Figure 1 on page 6) are in- REQUIRED FLOOR OPENING: (DOWNFLOW) 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 cluded with the cased coils for attachment to the fur- 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6... -
Page 8: Air For Combustion And Ventilation
Installer’s Guide If the furnace is suspended using perforated steel strap (plumber’s strap), it must be supported at all four cor- UNCONFINED ners and in the middle at the front of the furnace. The forward most screw on the side of the furnace 50 CU. - Page 9 Installer’s Guide TABLE 3 1. All air from inside the building as in Figure 9: The confined space shall be provided with two perma- MINIMUM FREE AREA IN SQUARE INCHES EACH OPENING (FURNACE ONLY) nent openings communicating directly with an addi- tional room(s) of sufficient volume so that the com- Furnace Air From Outside...
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Page 10: Duct Connections
Installer’s Guide DUCT CONNECTIONS All return air duct systems should provide for installa- Air duct systems should be installed in accordance with tion of return air filters. standards for air conditioning systems, National Fire PREPARATION FOR UPFLOW BOTTOM AND SIDE Protection Association Pamphlet No. -
Page 11: Return Air Filters
Installer’s Guide REMOVE FILTER FROM UPFLOW FURNACE WHEN RETURN DUCT IS CUT OUT ATTACHED TO FURNACE TOP SIDE (HORIZONTAL LEFT OR RIGHT SIDE APPLICATIONS) AS SHOWN. LOCATING FILTER FILTER NOTCHES PROVIDED FOR SIDE RETURN CUTOUT FRONT of Furnace SEE OUTLINE DRAWING Close coupled (less than 36") return (filter directly beneath bottom side return) not recommended due to... - Page 12 Installer’s Guide TABLE 4 FILTER RACK INSTALLATION FOR SIDE RETURN AIR ON UPFLOW FURNACES (LEFT OR RIGHT) UPFLOW FURNACE RETURN AIR FILTERS CABINET CABINET CABINET The following checklist should be used when installing a QTY* WIDTH BOTTOM FILTER SIDE FILTER right or left side return filter on an upflow furnace: 14-1/2"...
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Page 13: Alternate Upflow Filter Clip / Bracket Installation
Installer’s Guide Filter Furnace Rack Cabinet Side Filter Rack Retaining Screw/Pin ALTERNATE FILTER Engagement Hole CLIPS LOCATION Filter Rack Installation With Bottom Return Filter Rack Retaining Furnace Screw/Pin Filter Cabinet Rack Side Engagement Hole Filter Rack Installation With Optional door kit Bottom Return BAYFLTR206 Bottom Panel... -
Page 14: General Venting Instructions
Installer’s Guide TABLE 5 GENERAL VENTING INSTRUCTIONS ▲ CABINET FILTER FILTER BRACKET WARNING WIDTH SIZE LOCATION * CARBON MONOXIDE POISONING HAZARD 14-1/2" 2 - 14X20X1 12-7/8" Failure to follow the steps outlined below for each 17-1/2" 2 - 16X20X1 14-3/8" appliance connected to the venting system being 21"... -
Page 15: Venting Into A Masonry Chimney
Installer’s Guide NOTE: VENT PIPING The following section does not apply if BAYVENT800B These furnaces have been classified as Fan-Assisted (Masonry Chimney Vent Kit) is used. All instructions Combustion System, Category I furnaces under the with the kit must be followed. “latest edition”... -
Page 16: Electrical Connections
Installer’s Guide TABLE 8 ELECTRICAL CONNECTIONS GAS VENT TERMINATION ▲ WARNING ROOF PITCH MINIMUM HEIGHT The cabinet must have an uninterrupted or unbroken FLAT TO 7/12 1.0 FEET * ground according to National Electrical Code, ANSI/ OVER 7/12 TO 8/12 1.5 FEET OVER 8/12 TO 9/12 2.0 FEET... -
Page 17: Field Wiring Diagrams
Installer’s Guide FIELD WIRING DIAGRAM FOR 1 STAGE FURNACE 1 STAGE HEATING USING A 1 STAGE HEATING THERMOSTAT NO COOLING FURNACE NOTE 7 TWIN TO 115 V 1 PH., NOTE 6 60 HZ., POWER SUPPLY PER LOCAL CODES HUM SEE NOTE 5 From Dwg. - Page 18 Installer’s Guide TWINNING These furnaces may be twinned. Twinning requires that two furnaces with the same configuration, capacity, and airflow must be used. They shall have common returns with equal pressure drops or ducts with equivalent lengths and sizes. See Field Wiring Diagrams below for proper hookup.
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Page 19: Gas Piping
Installer’s Guide ▲ WARNING GAS PIPING This unit is shipped standard for left side installation of FIRE OR EXPLOSION HAZARD gas piping. A piping knockout is also provided in the Failure to follow the safety warnings exactly could re- right side for an alternate piping arrangement. The in- sult in serious injury, death or property damage. -
Page 20: Start Up And Adjustment
Installer’s Guide As the induced draft blower comes up to speed, the 5. Use the following factors if necessary: pressure switch contacts will close and the ignitor warm For 1 Cu. Ft. Dial Gas Flow CFH = up period will begin. The ignitor will heat for approx. 20 Chart Flow Reading ÷... -
Page 21: High Altitude Derate
Installer’s Guide ▲ HIGH ALTITUDE DERATE CAUTION Input ratings (BTUH) of these furnaces are based on Replace and/ or tighten all plugs removed or loosened sea level operation and should not be changed at eleva- when adjusting gas pressure. Leak check the fittings tions up to 2,000 ft. -
Page 22: Lighting Instructions
Installer’s Guide TABLE 12 TABLE 13 GAS FLOW IN CUBIC FEET PER HOUR Orifice 2 CUBIC FOOT DIAL ALTITUDE ABOVE SEA LEVEL Twist Drill SEC. FLOW SEC. FLOW SEC. FLOW SEC. FLOW Size If and Orifice Required At Other Elevations Installed At Sea Level... -
Page 23: Control And Safety Switch Adjustment
Installer’s Guide CONTROL AND SAFETY SWITCH INSTRUCTIONS TO THE OWNERS ADJUSTMENT In the event that electrical, fuel, or mechanical failures occur, the owner should immediately LIMIT SWITCH CHECK OUT turn the gas supply off at the manual gas valve, The limit switch is a safety device designed to close the gas valve should the furnace become overheated. - Page 24 Gas valve circuit error 8 Flashes --- Low flame sense signal Check Ignitor Circuit and Line "N" to 24VAC "Common" voltage (≤ 2 volts) 9 Flashes --- [possible grounding problem] Trane 6200 Troup Highway File Number 18-CD21D1-5 Tyler, TX 75707 Supersedes...
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