Rheem 2-Stage Use & Care Manual
Contents
1. 3 Clean filter and reinstall 4 Replace the blower compartment access door ROUTINE MAINTENANCE Routine maintenance must be provided by a qualified installer service agency or the gas supplier ONLY LUBRICATION The blower motor and induced draft motor are prelubricated by the manufacturer and do not require further attention IMPORTANT DO NOT attempt to lubricate the bearings on the blower motor or the induced draft blower motor Addition of lubricants can reduce the motor life and void the warranty A WARNING DISCONNECT MAIN ELECTRICAL POWER TO THE UNIT BEFORE ATTEMPTING ANY MAINTENANCE FAILURE TO DO SO CAN RESULT IN ELECTRICAL SHOCK SEVERE PERSONAL INJURY OR DEATH The blower compartment and motor should be inspected and cleaned periodically by your qualified installer service agency or the gas supplier to prevent the possibility of overheating due to an accumulation of dust and dirt on the windings on the motor exterior and the air filters Dirty filters can restrict airflow The motor depends upon sufficient air flowing across and through it to keep from overheating RECOMMENDED ROUTINE MAINTENANCE 1 It is recommended that an annual inspection of your furnace supply return and vent system be done by a qualified installer service agency or the gas supplier 2 Gas burners should be inspected for dirt rust or scale and cleaned as necessary AWARNING IF DIR2. A QUALIFIED SERVICE AGENCY SHOULD BE CONTACTED TO INSPECT THE FURNACE AND TO REPLACE ALL GAS CONTROLS CONTROL SYSTEM PARTS ELECTRICAL PARTS THAT HAVE BEEN WET OR THE FURNACE IF DEEMED NECESSARY CAREFULLY FOLLOW THESE SAFETY RULES 1 Combustible material must not be placed on or against the furnace jacket The area around the furnace must be kept clear and free of all combustible materials including gasoline and other flammable vapors and liquids A furnace installed in an attic or other insulated space must be kept free and clear of insulating material Examine the furnace area when installing the furnace or adding more insulation Some materials may be combustible To prevent carbon monoxide poisoning all blower doors and compartment covers must be replaced after the furnace is serviced Do not operate the unit without all panels and doors securely in place Should overheating occur or the gas valve fail to shut off the gas supply turn off the manual gas valve to the furnace before turning off the electrical supply Any additions changes or conversions required in order for the furnace to satisfactorily meet the application should be made by a qualified installer service agency or the gas supplier using factory specified or approved parts Read your WARRANTY This furnace was equipped at the factory for use on NATURAL GAS ONLY Conversion to L P GAS requires a special kit supplied by t
3. 69 N 0444 Pa AS US PAT 60 o HOD 240 5 RHEEN p7 E FOR YOUR SAFETY READ BEFORE OPERATING A WARNING IF YOU DO NOT FOLLOW THESE INSTRUCTIONS EXACTLY A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE PERSONAL INJURY OR LOSS OF LIFE NOTE Read and follow the Safety Information Operating Instructions and Instructions To Turn Off Gas To Appliance located on the furnace This label will have specific information regarding the furnace and its gas controls spark ignition device This device lights the main burners each time the room thermostat closes calls for heat See lighting instructions on the furnace TO START FURNACE A ED A WARNING 1 BE SURE THAT THE MANUAL GAS CONTROL HAS BEEN IN THE OFF POSITION FOR AT LEAST FIVE MINUTES DO NOT ATTEMPT TO MANUALLY LIGHT THE MAIN BURNERS FAILURE TO FOLLOW THIS WARNING CAN CAUSE A FIRE OR AN EXPLOSION RESULTING IN PROPERTY DAMAGE PERSONAL INJURY OR DEATH 2 Set the room thermostat to the lowest setting 3 Turn the gas control knob to the On position or set the gas control switch to the Or position 4 Replace the control access door 5 Turn on the electrical power 6 Set the room thermostat to Heat one point above room temperature to light the main burners After the burners are lit set room thermostat to a desired temperature TO SHUT DOWN FURNACE 1 Set the room thermostat to ts lowest
4. has been delivered to job site remove carton taking care not to damage unit e Check the unit rating plate for unit size electric heat coil voltage phase etc to be sure equipment matches what is required for the job specification e Read the entire instructions before starting the installation e Some building codes require extra cabinet insulation and gasketing when unit is installed in attic applications e If installed in an unconditioned space apply caulking around the power wires control wires refrigerant tubing and condensate line where they enter the cabinet Seal the power wires on the inside where they exit conduit opening Caulking is required to prevent air leakage into and condensate from forming inside the unit control box and on electrical controls e Install the unit in such a way as to Batterymarch Park Quincy MA allow necessary access to the 02269 These publications are coil filter rack and blower control ANSI NFPA No 70 Latest Edition compartment National Electrical Code e Install the unit in a level position to e NFPA90A Installation of Air ensure proper condensate drainage Conditioning and Ventilating Make sure unit is level in both Systems directions within 1 8 e NFPAQOB Installation of warm air e Install the unit in accordance with any heating and air conditioning systems local code which may apply and the e The equipment has been evaluated in national codes Latest edition
5. EL BURNING APPLIANCES SUCH AS WATER HEATERS OR BOILERS ALL JOINTS SEAMS AND OPENINGS IN THE EQUIPMENT AND DUCT MUST ALSO BE SEALED TO PREVENT DEPRESSURIZATION OF THE SPACE AND POSSIBLE MIGRATION OF COMBUSTION BYPRODUCTS INCLUDING CARBON MONOXIDE INTO THE LIVING SPACE ANOTICE IMPROPER INSTALLATION OR INSTALLATION NOT MADE IN ACCORDANCE WITH THE CSA INTERNATIONAL CSA CERTIFICATION OR THESE INSTRUCTIONS CAN RESULT IN UNSATISFACTORY OPERATION AND OR DANGEROUS CONDI TIONS AND ARE NOT COVERED BY THE UNIT WARRANTY A NOTICE IN COMPLIANCE WITH RECOGNIZED CODES IT IS 2 N i L A a Al 943 NN Adapted from Residential Duct Diagnostics and Repair with permission of Air Conditioning Contractors of America ACCA IMPORTANT INFORMATION ABOUT EFFICIENCY AND INDOOR AIR QUALITY Central cooling and heating equipment is only as efficient as the duct system that carries the cooled or heated air To maintain efficiency comfort and good indoor air quality it is important to have the proper balance between the air being supplied to each room and the air returning to the cooling and heating equipment Proper balance and sealing of the duct system improves the efficiency of the heating and air conditioning system and improves the indoor air quality of the If damage is found it should be noted on the delivery papers and a damage claim filed with the last carrier e After unit
6. OP VIEW OF GAS LINE AND VALVE IN OPT POSITION NOTE WHEN GAS LINE IS IN OPT T POSITION SWAP Q LOCATION OF N GROMMET AND GROMMET PLUG MAIN GAS VALVE i OPT GAS LINE ri POSITION QI ST MANIFOLD ES ay V PRESSURE 4 TO 5 FEET ag E TAP ABOVE Li a BF FLOOR REQ D o il ZA PLUG BY SOME H Ris IN NORMAL UTILITIES IBA E POSITION GROMMET FTE i IN NORMAL POSITION p re 3 MANIFOLD DRIP LEG i IMPORTANT DO NOT RUN A FLEXIBLE GAS CONNECTOR INSIDE THE UNIT Extend the 1 2 black pipe from the gas valve to the union outside of the cabinet Connect any flexible gas connector from there to the gas piping AUTO Turns cooling or heating system on as required to maintain the desired temperature OFF Turns heating and cooling modes off The blower may still circulate air in the FAN ON position FAN ON Turns the blower on for continuous operation FAN AUTO The blower cycles on and off with cooling or heating operation LIGHTING INSTRUCTIONS FIGURE 3 TYPICAL GAS VALVE DIRECT SPARK IGNITION This appliance is equipped with a direct Manual gas control y switch shown Y s a in ON f position 94538 us N C Lo 91 1568022 1 6 42689 RELA 72 pst 47718 2 66 4 C HI A GEMINI EL 36
7. PFLOW FILTER SIZES FURNACE INPUT BOTTOM SIDE WIDTH MBTUH SIZE s ze QUANTITY 17 45 60 15 X 25 15 X 25 1 21 90 194 X 25 15 X 25 1 FILTER MAINTENANCE Have your qualified installer service agency or the gas supplier instruct you on how to access your filters for regular maintenance A CAUTION DO NOT OPERATE THE SYSTEM FOR EXTENDED PERIODS WITHOUT FILTERS A PORTION OF THE DUST ENTRAINED IN THE AIR MAY TEMPORARILY LODGE IN THE AIR DUCT RUNS AND AT THE SUPPLY REGISTERS ANY RECIRCULATED DUST PARTICLES WILL BE HEATED AND CHARRED BY CONTACT WITH THE FURNACE HEAT EXCHANGER THIS RESIDUE WILL SOIL CEILINGS WALLS DRAPES CARPETS AND OTHER HOUSEHOLD ARTICLES AND MAY RESULT IN UNPLEASANT ODORS A WARNING TURN OFF ELECTRICAL POWER TO FURNACE BEFORE REMOVING FRONT ACCESS DOOR FAILURE TO DO SO CAN RESULT IN ELECTRICAL SHOCK SEVERE PERSONAL INJURY OR DEATH Keep air filters clean at all times Vacuum dirt from filter wash with detergent and water air dry thoroughly and reinstall After filters are cleaned and returned to the furnace be sure doors are properly reinstalled If you are not totally sure of this procedure consult a qualified installer service agency or the gas supplier REMOVING FILTERS UPFLOW FURNACE FILTER IN BOTTOM OR SIDE LOCATION 1 Remove the blower compartment access door 2 Disengage the filter retaining rod and pull filter out
8. T RUST SOOT OR SCALE ACCUMULATIONS ARE PRESENT DO NOT OPERATE THE FURNACE THE HEAT EXCHANGERS SHOULD BE INSPECTED FOR LEAKS LEAKS CAN CAUSE TOXIC FUMES TO ENTER THE HOME AND CAUSE CARBON MONOXIDE POISONING OR DEATH 4 Inspect the the flue connection area and vent pipe Be sure that the vent connector is in place and slopes upward and is physically sound without holes or excessive corrosion The inlet combustion air system should also be inspected for soundness and absence of restrictions where applicable A WARNING CHECK VENT PIPE SECTIONS FOR DETERIORATION AND CHECK JOINT FITTINGS FOR THEIR INTEGRITY IF IT HAS BECOME DISCONNECTED TOXIC FUMES CAN ESCAPE INTO THE HOME AND CAUSE CARBON MONOXIDE POISONING OR DEATH DO NOT OPERATE THIS FURNACE APPROPRIATE SERVICE MUST BE APPLIED 5 Be sure that the return air duct connections are physically sound are sealed to the furnace casing and terminate outside the space containing the furnace 6 Be sure the physical support of the furnace is sound without sags cracks etc around the base so as to provide a seal between the support and the base 7 Look for obvious signs of deterioration of the furnace Check the drain system 8 If the furnace is free of the above conditions replace the access doors and restore electrical power to the furnace 9 Start the furnace and observe its operation Watch the burner flames to see if they are bright blue Ifa
9. TS AND UNBALANCED DUCT SYSTEMS CAUSING PERSONAL INJURY OR DEATH SEE FIGURE 1 IF AIR MOVING EQUIPMENT OR DUCTWORK IS LOCATED IN GARAGES OR OFF GARAGE STORAGE AREAS ALL JOINTS SEAMS AND OPENINGS IN THE EQUIPMENT AND DUCT MUST BE RECOMMENDED THAT AN AUXILIARY DRAIN PAN BE INSTALLED UNDER ALL EVAPORATOR COILS OR UNITS CONTAINING EVAPORATOR COILS THAT ARE LOCATED IN ANY AREA OF A STRUCTURE WHERE DAMAGE TO THE BUILDING OR BUILDING CONTENTS MAY OCCUR AS A RESULT OF AN OVERFLOW OF THE COIL DRAIN PAN OR A STOPPAGE IN THE PRIMARY CONDENSATE DRAIN PIPING SEE ACCESSORIES SECTION OF THESE INSTRUCTIONS FOR AUXILIARY HORIZONTAL OVERFLOW PAN INFORMATION MODEL RXBM FIGURE 1 home by reducing the amount of airborne pollutants that enter homes from spaces where the ductwork and or equipment is located The manufacturer and the U S Environmental Protection Agency s Energy Star Program recommend that central duct systems be checked by a qualified contractor for proper balance and sealing RECEIVING Immediately upon receipt all cartons and contents should be inspected for transit damage Units with damaged cartons should be opened immediately MIGRATION OF DANGEROUS SUBSTANCES FUMES AND ODORS INTO LIVING SPACES a SEALED TO LIMIT THE MIGRATION OF TOXIC FUMES AND ODORS INCLUDING CARBON MONOXIDE FROM MIGRATING INTO THE LIVING SPACE IF AIR MOVING EQUIPMENT OR DUCTWORK IS LOCATED IN SPACES CONTAINING FU
10. USER S INFORMATION MANUAL UPFLOW TWO STAGE CONDENSING GAS FURNACES SAFETY 4h Recognize this symbol as an indication of Important Safety Information A WARNING PROPOSITION 65 WARNING THIS PRODUCT CONTAINS CHEMICALS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER BIRTH DEFECTS OR OTHER REPRODUCTIVE HARM A WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life A WARNING FIRE OR EXPLOSION HAZARD Failure to follow safety warnings exactly could result in serious injury death or property damage Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS e Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Leave the building immediately Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department INSTALLATION AND SERVICE MUST BE PERFORMED BY A QUALIFIED INSTALLER SERVICE AGENCY OR THE GAS SUPPLIER IMPORTANT READ THESE INSTRUCTIONS THOROUGHLY BEFORE ATTEMPTING TO OPERATE THIS FURNACE This furnace has been designed to give you many years of efficient dependable home comfort With regular mai
11. he equipment manufacturer A furnace needs an adequate supply of combustion and ventilation air for proper and safe operation Do not block enclose or obstruct air openings on the furnace or air openings supplying the area where the furnace is installed Do not store anything around the furnace that could block N ww gt al O DO NOT DESTROY PLEASE READ CAREFULLY AND KEEP IN A SAFE PLACE FOR FUTURE REFERENCE 92 20802 96 01 SUPERSEDES 92 20802 96 00 the flow of fresh air to the unit Your installation may receive air from the inside heated space from the outside from the attic or crawl space Whenever adding insulation be sure the air supply openings are not covered A WARNING DO NOT USE THIS FURNACE IF ANY PART HAS BEEN UNDER WATER A FLOOD DAMAGED FURNACE IS EXTREMELY DANGEROUS ATTEMPTS TO USE THE FURNACE CAN RESULT IN FIRE OR EXPLOSION A QUALIFIED SERVICE AGENCY SHOULD BE CONTACTED TO INSPECT THE FURNACE AND TO REPLACE ALL GAS CONTROLS CONTROL SYSTEM PARTS ELECTRICAL PARTS THAT HAVE BEEN WET OR THE FURNACE IF DEEMED NECESSARY GENERAL INFORMATION A WARNING DUCT LEAKS CAN CREATE AN UNBALANCED SYSTEM AND DRAW POLLUTANTS SUCH AS DIRT DUST FUMES AND ODORS INTO THE HOME CAUSING PROPERTY DAMAGE FUMES AND ODORS FROM TOXIC VOLATILE OR FLAMMABLE CHEMICALS AS WELL AS AUTOMOBILE EXHAUST AND CARBON MONOXIDE CO CAN BE DRAWN INTO THE LIVING SPACE THROUGH LEAKING DUC
12. ntenance this furnace will operate satisfactorily year after year Please read this manual to familiarize yourself with operation routine maintenance schedule and safety procedures A WARNING DEVICES ATTACHED TO THE FLUE OR VENT FOR THE PURPOSE OF REDUCING HEAT LOSS UP THE CHIMNEY INCLUDING FIELD INSTALLED DRAFT INDUCERS HAVE NOT BEEN TESTED AND HAVE NOT BEEN INCLUDED IN THE DESIGN CERTIFICATION OF THIS FURNACE WE THE MANUFAC TURER CANNOT AND WILL NOT BE RESPONSIBLE FOR INJURY OR DAMAGE CAUSED BY THE USE OF SUCH UNTESTED AND OR UNCERTIFIED DEVICES ACCESSORIES OR COMPONENTS A WARNING IMPROPER INSTALLATION ADJUSTMENT ALTERATION SERVICE OR MAINTENANCE CAN CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH FOR ASSISTANCE OR ADDITIONAL INFORMATION CONSULT A QUALIFIED INSTALLER SERVICE AGENCY OR THE GAS SUPPLIER A WARNING OBSTRUCTION OF THE AIR VENT ON AN LP PROPANE TANK REGULATOR CAN CAUSE EXPLOSION OR FIRE RESULTING IN PROPERTY DAMAGE SEVERE PERSONAL INJURY OR DEATH YOUR GAS SUPPLIER SHOULD PERIODICALLY INSPECT AND CLEAN THE AIR VENT SCREEN TO PREVENT ANY OBSTRUCTION KEEP PROTECTIVE REGULATOR COVER IN PLACE AS EXPOSURE TO THE ELEMENTS CAN CAUSE ICE BUILDUP AND REGULATOR FAILURE A WARNING DO NOT USE THIS FURNACE IF ANY PART HAS BEEN UNDER WATER A FLOOD DAMAGED FURNACE IS EXTREMELY DANGEROUS ATTEMPTS TO USE THE FURNACE CAN RESULT IN FIRE OR EXPLOSION
13. s are accordance with the Code of Federal available from National Fire Regulations Chapter XX Part 3280 Protection Association Inc SYSTEM OPERATION INFORMATION 1 Keep the air filters clean Your heating system will operate more efficiently and provide better heating more economically 2 Arrange your furniture and drapes so that the supply air registers and the return air grilles are unobstructed 3 Close doors and windows This will reduce the heating load on your system 4 Avoid excessive use of exhaust fans 5 Do not permit the heat generated by appliances such as televisions lamps or radios to influence the thermostat operation 6 If you desire to operate your system with constant air circulation consult your thermostat manual or obtain advice from a qualified installer service agency or the gas supplier During the heating season the operation of the warm air furnace is automatic Your qualified installer service agency or the gas supplier has provided a wall mounted thermostat which is sensitive to the change in temperature of the air moving around the thermostat Your thermostat will have switches to select some or all of the following functions HEAT Turns heating on when temperature drops below the desired temperature COOL Turns cooling on when temperature rises above the desired temperature FIGURE 2 BURNER COMPARTMENT SHOWING LOCATION OF GAS CONTROLS UPFLOW T
14. setting Turn the thermostat to Off 2 Shut off the gas to main burners by turning the gas control switch to the Off position or by setting the gas control switch to the Off position SHOULD OVERHEATING OCCUR OR THE GAS SUPPLY FAIL TO SHUT OFF SHUT OFF THE MANUAL GAS VALVE TO THE APPLIANCE BEFORE SHUTTING OFF THE ELECTRICAL SUPPLY FAILURE TO DO SO CAN CAUSE AN EXPLOSION OR FIRE RESULTING IN PROPERTY DAMAGE PERSONAL INJURY OR DEATH MAINTENANCE A 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 FIGURE 4 UPFLOW SIDE FILTER LOCATION FILTER ROD SUPPORT ANGLE FILTER SUPPORT ANGLE A CAUTION DO NOT OPERATE YOUR SYSTEM FOR EXTENDED PERIODS WITHOUT FILTERS A PORTION OF THE DUST ENTRAINED IN THE AIR MAY TEMPORARILY LODGE IN THE AIR DUCT RUNS AND AT THE SUPPLY REGISTERS ANY RECIRCULATED DUST PARTICLES WILL BE HEATED AND CHARRED BY CONTACT WITH FIGURE 5 THE FURNACE HEAT EXCHANGER THIS RESIDUE WILL SOIL CEILINGS WALLS DRAPES CARPETS AND OTHER HOUSEHOLD ARTICLES IT IS RECOMMENDED THAT AN ANNUAL INSPECTION OF YOUR FURNACE BE DONE BYA QUALIFIED INSTALLER SERVICE AGENCY OR THE GAS SUPPLIER UPFLOW BOTTOM FILTER INSTALLATION JACKET ASSEMBLY FILTER FILTER ROD FILTER ADS 5422 01 U
15. suspected malfunction is observed or the burner flames are not bright blue apply appropriate service CONDENSATE NOTE This furnace is equipped with a pressure switch which will shut off the main burners if the condensate drain line becomes blocked Be sure this condensate drain line does not become blocked or plugged Visual inspection of condensate flow can easily be made while the furnace is in operation A flashlight can be used to illuminate the discharge end Clean and flush the condensate tube to make sure condensate flows freely while the furnace is in operation If a means to neutralize the condensate has been provided for the furnace be sure to follow the maintenance schedule furnished by the manufacturer CM 0507
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