Related Manuals for Ruud UGPL
Summary of Contents for Ruud UGPL
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Page 1: Safety Precautions
INSTALLATION INSTRUCTIONS FOR UPFLOW/HORIZONTAL (-)GPL AND DOWNFLOW (-)GLL TWO STAGE INDUCED DRAFT GAS FURNACES 92-24161-24-09 SUPERSEDES 92-24161-24-08... -
Page 2: Installation Checklist
Before beginning any troubleshooting procedure, complete the following installation checklist. A furnace malfunction is sometimes caused by an improper installation. By completing this checklist, the problem may be found and corrected. Make copies of the checklist and complete one for every Low Profile Furnace service call for your records. INSTALLATION CHECKLIST (Refer to this manual for specifics.) GAS SUPPLY... -
Page 3: Table Of Contents
IMPORTANT: All Rheem products CONTENTS meet current Federal OSHA Guidelines for safety. California Proposition 65 Safety Precautions ....................1 warnings are required for certain products, which are not covered by the Installation Check List ....................2 OSHA standards. General Information....................5 California's Proposition 65 requires warnings for products sold in California Location Requirements and Considerations ............5 that contain, or produce, any of over... -
Page 4: Safety Information
SAFETY INFORMATION WARNING WARNING WARNING NEVER TEST FOR GAS LEAKS WHEN THIS FURNACE IS USE ONLY WITH TYPE OF GAS WITH AN OPEN FLAME. USE A INSTALLED IN A RESIDENTIAL APPROVED FOR THIS FURNACE. COMMERCIALLY AVAILABLE REFER TO THE FURNACE RATING GARAGE, IT MUST BE INSTALLED SOAP SOLUTION MADE SO THE BURNERS AND IGNITION... -
Page 5: General Information
GENERAL INFORMATION The (-)GPL and (-)GLL series furnaces This furnace should be installed in Installation of Air Conditioning and are design certified by CSA for use with accordance with the American National Ventilating Systems 1985 or latest natural and propane gases as follows: Standard Z223.1 - latest edition booklet edition. - Page 6 FIGURE 2 (-)GPL UPFLOW/HORIZONTAL DIMENSIONS...
- Page 7 FIGURE 3 (-)GLL DOWNFLOW DIMENSIONS...
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Page 8: Site Selection
CLEARANCE – NUMBER) BE IN PLACE WHEN THE PLACEMENT OF COMBUSTIBLE FURNACE IS INSTALLED WITH SIDE MATERIALS ON, AGAINST OR ACCESSIBILITY OR REAR AIR RETURN DUCTS. AROUND THE FURNACE JACKET The design of forced air furnaces with FAILURE TO INSTALL A BASE PLATE CAN CAUSE AN EXPLOSION OR COULD CAUSE PRODUCTS OF FIRE RESULTING IN PROPERTY... -
Page 9: Horizontal Units
THE RETURN AIR PLENUM MUST b. If summer air conditioning is WARNING desired, position the indoor coil on BE PERMANENTLY ENCLOSED. A SOLID METAL BASE PLATE, (SEE the bottom of the unit. Insure that NEVER USE A DOOR AS A PART OF TABLE 1) MUST BE IN PLACE no air can bypass this coil. -
Page 10: Combustion And Ventilation Air
COMBUSTION AIR FIGURE 5 REQUIREMENTS HORIZONTAL RETURN AIR DUCT IMPORTANT: Air for combustion and (LEFT-HAND AIRFLOW POSITION SHOWN) ventilation must not come from a corrosive atmosphere. Any failure due to corrosive elements in the atmosphere is excluded from warranty coverage. The following types of installation may require OUTDOOR AIR for combustion, due to chemical... - Page 11 Combustion air must be free of acid FIGURE 7 forming chemicals; such as sulphur, AIR FROM ATTIC/CRAWL SPACE fluorine and chlorine. These elements are found in aerosol sprays, detergents, bleaches, cleaning solvents, air fresheners, paint and varnish removers, refrigerants and many other commercial and household products.
- Page 12 B: Method 1 B: Method 2 Provide two permanent openings, One permanent opening, located within IMPORTANT: If the furnace is in a one located within 12 inches of the 12 inches of the top of the enclosure, location with an exhaust fan, there top and one located within 12 shall be permitted where the must be sufficient ventilation to prevent...
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Page 13: Vent Pipe Installation
VENTING FIGURE 9 ATTACHING TO DRAFT INDUCER COLLAR GENERAL INFORMATION VENT PIPE ADAPTER CONNECTOR* The furnace must be vented in DRAFT INDUCER accordance with these instructions, OUTLET PRE-DRILL National Fuel Gas Code, ANSI Z223.1 ATTACHING and/or the Natural Gas Installation HOLES Code, CSA-B149.1 &... - Page 14 “B-1” VERTICAL VENTING FIGURE 10 TYPICAL VENTING WITH “B-1” VENT Type “B-1” vents must be installed in accordance with the terms of their listings and the vent manufacturer’s instructions. “B-1” vents must be supported and spaced in accordance with their listings and the manufacturer’s instructions.
- Page 15 EXISTING VENT SYSTEMS 2. Visually inspect the venting system 5. Test for spillage at the draft hood relief opening after 5 minutes of for proper size and horizontal pitch IMPORTANT RETROFIT main burner operation. Use the and determine that there is no VENTING INSTRUCTIONS flame of a match or candle, or blockage, restriction, leakage,...
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Page 16: Gas Supply And Piping
GAS SUPPLY AND PIPING GAS SUPPLY FIGURE 12 GAS PIPING INSTALLATION WARNING UPFLOW & DOWNFLOW MANUAL THIS FURNACE IS EQUIPPED AT GAS VALVE UNION THE FACTORY FOR USE ON (IN CLOSED POSITION) NATURAL GAS ONLY. CONVERSION GAS VALVE TO LP GAS REQUIRES A SPECIAL KIT SUPPLIED BY THE DISTRIBUTOR OR MANUFACTURER. -
Page 17: Gas Pressure
GAS PRESSURE LP CONVERSION NOx MODELS IMPORTANT: The maximum gas NOTE: For installation, see specific LP When converting furnaces equipped supply pressure to the furnace should kit installation instructions. with NOx inserts to LP gas, remove the be 10.5( w.c. for natural gas and 13( NOx insert assemblies. -
Page 18: Setting Gas Pressure
SETTING GAS PRESSURE FIGURE 13 The maximum gas supply pressure to TYPICAL HOSE CONNECTION TO LINE PRESSURE TAP the furnace should be 10.5” w.c. natural gas, or 13” w.c. LP gas. The minimum supply gas pressure to the gas valve should be 5" w.c. natural gas or 11"... - Page 19 2. To adjust high fire manifold TABLE 3 pressure, remove the adjustment LP GAS PIPE CAPACITY TABLE (CU. FT./HR.) cover screw on the outlet end of the gas valve and turn the adjustment Maximum capacity of pipe in thousands of BTU per hour of undiluted liquefied petroleum gases (at 11 inches water screw clockwise to increase the column inlet pressure).
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Page 20: Electrical Wiring
ELECTRICAL WIRING FIGURE 15 ISOLATION RELAY WARNING TURN OFF ELECTRIC POWER AT THE FUSE BOX OR SERVICE PANEL BEFORE MAKING ANY ELECTRICAL CONNECTIONS. ALSO, THE GROUND CONNECTION MUST BE COMPLETED BEFORE MAKING LINE VOLTAGE CONNECTIONS. FAILURE TO DO SO CAN RESULT IN ELECTRICAL SHOCK, SEVERE PERSONAL INJURY OR DEATH. -
Page 21: Accessories
FIELD INSTALLED OPTION FIGURE 17 ACCESSORIES (-)GPL/(-)GLL THERMOSTAT CONTROL WIRING DIAGRAM 1 STAGE HEAT, 1 STAGE COOL ELECTRONIC AIR CLEANER 1. Electronic air cleaner line voltage power can be supplied from the screw terminal “EAC” and a line voltage neutral screw terminal on the control board. -
Page 22: High Altitude Installations
80+ HIGH ALTITUDE installatons as outlined below. Orifices Example: 900 BTU/ft Regional should be changed, if necessary, based Natural Gas Heating Value INSTRUCTIONS on gas heating value and elevation. I / H = Q CAUTION 25000 / 900 = 27.78 ft CAUTION THE NATIONAL FUEL GAS CODE I = Sea Level input (per burner): 25000... -
Page 23: Installation With High Efficiency Premium Cooling Systems
CANADIAN HIGH-ALTITUDE from Rheem products that use 10 of water column at the orifice. This DERATE Furnace installation with Rheem/Ruud difference requires a deviation from the -ARA or -ARL outdoor condensing NFGC orifice size recommendations. In Canada, unless an orifice change is... - Page 25 For two-stage cooling, the input for low and should be replaced with the 62- contact the Rheem service cooling (YL) is on the ECM interface 24340-04 for high SEER two-stage department and a replacement control (part number 62-24340-04 only) cooling systems. One way to tell if the control will be shipped.
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Page 26: Start-Up Procedures
START-UP PROCEDURES DIRECT SPARK IGNITION c. The induced draft motor starts on f. If flame is established and high until the low pressure switch maintained during the trial for LIGHTING INSTRUCTIONS contacts close (a maximum of 60 ignition period and flame is lost, the seconds), and then changes to low gas valve is de-energized, the draft This appliance is equipped with a... - Page 27 2nd stage heat satisfied, 1st stage TABLE 11 FIGURE 22 heat still required. BLOWER OFF TIMINGS SWITCHES FUNCTION R and W2 thermostat contacts open. UTEC 1095 - 101 CONTROL WITH The induced draft motor switches to low 1 & 2 Heating Airflow INTERFACE BOARD AND ECM MOTOR speed, the main blower motor switches...
- Page 28 CONTINUOUS FAN then enter one of four “off” delay profiles heat mode. If this “B” signal is also as shown in Figure 23. The profile is routed to the interface control, all airflow ADJUSTMENTS determined by the settings of Switches 3 adjust switches (7 &...
- Page 29 FIGURE 23 COOLING/HEAT PUMP “OFF” DELAY PROFILES ST-A0827-01...
- Page 30 FIGURE 24 COOLING/HEAT PUMP “ON” DELAY PROFILES ST-A0828-01...
- Page 31 FIGURE 25 LOW HEAT “OFF” DELAY PROFILES ST-A0829-01...
- Page 32 FIGURE 26 HIGH HEAT “OFF” DELAY PROFILES ST-A0830-01...
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Page 33: Air Flow
AIR FLOW FIGURE 27 TEMPERATURE RISE MEASUREMENT The importance of proper air flow over the heat exchanger cannot be over emphasized. One of the most common causes of heat exchanger failure is overheating due to low air flow. An air flow table is located inside the blower door and on the following pages. -
Page 34: Safety Features
SAFETY FEATURES FLAME ROLL-OUT LIMIT CONTROL SAFETY SWITCHES The high limit cut-off temperature is set at the factory and cannot be adjusted. Furnaces are equipped with safety The temperature setting prevents the switches to protect against flame roll- out conditions in the burner air temperature leaving the furnace compartment, which, if tripped, will from exceeding the maximum outlet air... -
Page 35: Pressure Switches
FIGURE 29 DOWNFLOW BLOWER REMOVAL PRESSURE SWITCHES LUBRICATION The blower motor and induced draft This furnace has two pressure motor are permanently lubricated by switches for sensing a blocked vent the manufacturer and do not require condition. One is for high pressure and further attention. -
Page 36: Maintenance
MAINTENANCE FIGURE 30 RESIZING FILTERS & FRAME WARNING DISCONNECT MAIN ELECTRICAL POWER TO THE UNIT BEFORE ATTEMPTING ANY MAINTENANCE. FAILURE TO DO SO CAN CAUSE ELECTRICAL SHOCK RESULTING IN SEVERE PERSONAL INJURY OR DEATH. FILTERS Filter application and placement are critical to airflow, which may affect the heating and cooling system performance. - Page 37 FIGURE 32 FILTER RETAINING RODS (SIDE RETURN) FIGURE 33 DOWNFLOW FILTER INSTALLATION...
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Page 38: Troubleshooting
Keep the air filters clean at all times. • IMPORTANT: It is also WARNING Vacuum dirt from filter, wash with recommended that at the beginning detergent and water, air dry thoroughly of the heating season, the flame COMBUSTIBLE MATERIAL MUST and reinstall. - Page 39 FIGURE 34 INTEGRATED FURNACE CONTROL (IFC) TROUBLESHOOTING GUIDE FOR UTEC 1095-101...
- Page 41 FIGURE 35 FOR MODELS WITH UT ELECTRONIC CONTROLS 1095-101 INTEGRATED FURNACE CONTROL AND ECM BLOWER MOTOR...
- Page 44 CM 1105...
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