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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.
Upflow/ Horizontal*
*Horizontal Conversion for these furnaces may be left or right side rotation.
Installer's Guide
Upflow/ Horizontal — Downflow/ Horizontal,
Gas-Fired Furnaces, "Fan Assisted
Combustion System"
*UE1A040A9241A
*UE1A060A9241A
*UE1A060A9361A
*UE1B060A9361A
*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
*UE1B080A9361A
*UE1C100A9601A
*UE1B080A9481A
*UE1D120A9601A
*UE1B100A9361A
*UE1D140A9601A
*UE1C100A9481A
*DE1A060A9361A
Downflow/ Horizontal*
1 8 - CD1 9 D4 - 2 6
*DE1B060A9361A
*DE1B080A9451A
*DE1B100A9451A
*DE1C100A9601A
*DE1D120A9601A
A341789P04
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Table of Contents
Related Manuals for American Standard UE1A040A9241A Series
Summary of Contents for American Standard UE1A040A9241A Series
- Page 1 1 8 - CD1 9 D4 - 2 6 Installer’s Guide Upflow/ Horizontal — Downflow/ Horizontal, Gas-Fired Furnaces, “Fan Assisted Combustion System” *UE1A040A9241A *DE1B060A9361A *UE1B080A9361A *UE1C100A9601A *UE1A060A9241A *DE1B080A9451A *UE1B080A9481A *UE1D120A9601A *UE1A060A9361A *DE1B100A9451A *UE1B100A9361A *UE1D140A9601A *UE1B060A9361A *DE1C100A9601A *UE1C100A9481A *DE1A060A9361A *DE1D120A9601A *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 f. The furnace return air temperature range is be- tween 55 and 80 degrees Fahrenheit. The following safety practices and precautions must be g. Clean the furnace, duct work, and components followed during the installation, servicing, and opera- upon substantial completion of the construction tion of this furnace. -
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 and Safety Section CAUTION. a. WARNING indicates a potentially hazardous situa- Installation Instructions tion which, if not avoided, could result in death or General Installation Instructions... -
Page 4: Location And Clearances
Installer’s Guide ▲ LOCATION AND CLEARANCES CAUTION The location of the furnace is normally selected by the architect, the builder, or the installer. However, before the To prevent shortening its service life, the furnace furnace is moved into place, be sure to consider the following should not be used as a “Construction Heater”... - Page 5 Installer’s Guide 18-CD19D4-26...
- Page 6 Installer’s Guide 18-CD19D4-26...
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Page 7: Upflow Installation
Installer’s Guide REQUIRED FLOOR OPENING: (DOWNFLOW) UPFLOW INSTALLATION See Figure 3 and Table 1 The coil is always placed downstream of the furnace air- 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 flow. -
Page 8: Air For Combustion And Ventilation
Installer’s Guide AIR FOR COMBUSTION AND VENTILATION If the furnace is suspended using perforated steel strap Adequate flow of combustion and ventilating air must (plumber’s strap), it must be supported at all four cor- not be obstructed from reaching the furnace. Air open- ners and in the middle at the front of the furnace. - Page 9 Installer’s Guide TABLE 2 MINIMUM AREA IN SQUARE FEET FOR UNCONFINED SPACE INSTALLATIONS WITH 8 FOOT CEILING FURNACE MAXIMUM MINIMUM AREA IN SQUARE FEET BTUH / INPUT RATING OF UNCONFINED SPACE 40,000 60,000 80,000 100,000 120,000 140,000 TABLE 3 MINIMUM FREE AREA IN SQUARE INCHES EACH OPENING (FURNACE ONLY) Furnace Air From Outside...
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Page 10: Duct Connections
Installer’s Guide DUCT CONNECTIONS RETURN AIR DUCT CONNECTION Air duct systems should be installed in accordance with All return air duct systems should provide for installa- standards for air conditioning systems, National Fire tion of return air filters. Protection Association Pamphlet No. 90. They should NOTE: be sized in accordance with ACCA Manual D or which- On upflow 5 ton airflow models, if the airflow require-... -
Page 11: Return Air Filters
Installer’s Guide Do not install the filter in the return duct directly 8. When replacing a furnace, old duct work should be above the furnace in horizontal applications. cleaned out. Thin cloths should be placed over the registers and the furnace fan should be run for ▲... -
Page 12: General Venting Instructions
Installer’s Guide TYPICAL DOWNFLOW FURNACE RETURN AIR FILTER INSTALLATIONS TABLE 5 CABINET FILTER FILTER BRACKET WIDTH SIZE LOCATION * 14-1/2" 2 - 14X20X1 12-7/8" 17-1/2" 2 - 16X20X1 14-3/8" 21" 2 - 16X20X1 13-1/8" 24-1/2" 2 - 16X20X1 11-5/8" * Location dimension is from end of duct to the screw holes for the bracket. TABLE 6 Typical Filters of Upflow in Horizontal RETURN... -
Page 13: Venting Into A Masonry Chimney
Installer’s Guide ▲ WARNING VENTING INTO A MASONRY CHIMNEY If the chimney is oversized, the liner is inadequate, or CARBON MONOXIDE POISONING HAZARD flue-gas condensation is a problem in your area, consider Failure to follow the steps outlined below for each using the chimney as a pathway or chase for type “B”... -
Page 14: Field Wiring Diagrams
FIELD WIRING DIAGRAMS Installer’s Guide Venting of fan assisted appliances into external chim- *Drafthood outlet diameter, flue collar diameter, or listed appliance categorized vent neys (one or more walls exposed to outdoor tempera- diameter. tures), requires the chimney be lined with type “B”, TABLE 8 double wall vent or suitable flexible chimney liner ma- GAS VENT TERMINATION... - Page 15 Installer’s Guide FIELD WIRING DIAGRAM FOR 1 STAGE FURNACE 1 STAGE HEATING USING A 1 STAGE HEATING THERMOSTAT NO COOLING FURNACE NOTE 6 NOTE 5 TO 115 V 1 PH., 60 HZ., POWER SUPPLY PER LOCAL CODES From drawing B342026 Rv 0 FIELD WIRING DIAGRAM FOR 1 STAGE FURNACE 1 STAGE HEATING, 1 STAGE COOLING USING A 1 STAGE HEATING, 1 STAGE COOLING THERMOSTAT...
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Page 16: Electrical Connections
Installer’s Guide ELECTRICAL CONNECTIONS IMPORTANT: ▲ A sediment trap must be installed in the gas line WARNING before the furnace gas valve. The sediment trap The cabinet must have an uninterrupted or unbroken must be located as close to the furnace cabinet as ground according to National Electrical Code, ANSI/ practical. -
Page 17: Sequence Of Operation
Installer’s Guide ▲ The furnace and its individual shut-off valve must be dis- WARNING connected from the gas supply piping system during any FIRE OR EXPLOSION HAZARD pressure testing of that system at test pressures in ex- Failure to follow the safety warnings exactly could re- cess of 1/2 psig. - Page 18 Installer’s Guide TABLE 9 on White-Rodgers gas valve model 36G or 36J. See NATURAL GAS ONLY Figure 19 for White-Rodgers gas valve model 36J. TABLE OF CUBIC FEET PER HOUR OF GAS See Figure 18 for White-Rodgers gas valve model FOR VARIOUS PIPE SIZES AND LENGTHS 36G.
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Page 19: Lighting Instructions
Installer’s Guide HIGH ALTITUDE DERATE - TABLE 13 Outlet Pressure Boss Outlet Pressure Boss Orifice ALTITUDE ABOVE SEA LEVEL Twist Drill Size If and Orifice Required At Other Elevations Installed Regul ulator At Sea Adjust Level 2000 3000 4000 5000 6000 7000 8000 9000 10000 Inlet Pressure let Pressure Boss... -
Page 20: Control And Safety Switch Adjustment
Installer’s Guide ▲ CAUTION INDOOR BLOWER TIMING The control module controls the indoor blower. The If this is done during the cold weather months, provi- blower starts approximately 45 seconds after ignition. sions must be taken to prevent freeze-up of all water The FAN-OFF period is approximately 100 seconds pipes and water receptacles. -
Page 21: Integrated Furnace Control Error Flash Codes
IFC ERROR FLASH CODES Installer’s Guide 4. INDUCED DRAFT BLOWER FAILURE The following warning complies with State of California law, Proposition 65. ▲ If pressure is not sensed by the pressure switch, it WARNING will not allow the gas valve to open, therefore the This product contains fiberglass wool insulation! unit will not start. -
Page 22: Periodic Servicing Requirements
Installer’s Guide WARNING DISCONNECT POWER BEFORE SERVICING PERIODIC SERVICING REQUIREMENTS 1. GENERAL INSPECTION — Examine the furnace 6. HEAT EXCHANGER/FLUE PIPE — These items must installation annually for the following items: be inspected for signs of corrosion, and/or deterioration at the beginning of each heating season by a qualified a. -
Page 23: Furnace Airflow (Cfm) Vs. External Static Pressure (In. W.c.)
Installer’s Guide 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 HIGH - Black 1018 1004 MED.-HIGH - Blue *UE1A040A9241A MED.-LOW - Yellow LOW - Red HIGH - Black 1018 MED.-HIGH - Blue *UE1A060A9241A... -
Page 24: Furnace Airflow (Cfm) Vs. Static Pressure (Ins. W.g.)
Installer’s Guide FURNACE AIRFLOW (CFM) VS. STATIC PRESSURE (ins. w.g.) MODEL SPEED TAP 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 HIGH - Black 1480 1429 1376 1318 1282 1188 1112 1029 MED.-HIGH - Blue 1302 1276 1229 1188 1141 1088 1024...
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