Carrier A10247 User's Manual
Contents
1. A10260 Fig 2 80 AFUE Two Stage Furnace Components N IMPORTANT FACTS DO S AND DON TS DO READ AND UNDERSTAND THIS MANUAL DO Have your furnace and vent system inspected annually by a qualified service technician DO Inspect your filter monthly and clean or replace when needed DO Provide adequate airflow to the furnace for efficient combustion and safe ventilation DO Keep your furnace free and clear of insulating material Some materials may be combustible Examine the furnace area when the furnace is installed or when insulation is added e DO NOT Enclose your furnace in an airtight room or seal it behind solid doors e DO NOT Keep combustible materials gasoline and other flammable liquids or vapors around your furnace e DO NOT Cover your furnace in any manner DO NOT Store anything including trash or debris near your furnace DO NOT In any way block or restrict airflow around your furnace DO NOT In any way block or restrict airflow to your supply air and return air grills DO NOT Use your furnace room as a broom closet or a place to store any kind of chemical or cleaner DO NOT Contaminate the air used for combustion of your furnace with any kind of chemical or fumes This could also cause heat exchangers metal vent systems or components to deteriorate NOTE These chemicals or fumes are present in many products around the home such as water soft2. Induced Combustion Gas Furnace y turn to the experts 7 Owner s Manual NOTE TO INSTALLER THIS MANUAL MUST BE LEFT WITH THE EQUIPMENT USER USER Please read all instructions in the manual and retain all manuals for future reference fy A SE a pe OAAS 2 as SAS A410247 iSO 9001 2000 Always Ask For Fam CERTIFIED Www ahridirectory org Use of the AHRI Certified TM Mark indicates a manufacturer s participation in the program For verification of certification for individual products go to www ahridirectory org A WARNING FIRE OR EXPLOSION HAZARD Failure to follow safety warnings could result in 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 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 near by 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
3. FILTER ROD MODIFICATION CAUTION uaaa 6 eee 7 DIRT RUST OR ACCUMULATION CAUTION 2 6 8 FURNACE NEEDS AIR FOR COMBUSTION AND VENTILATION WARNING 2 20 6 8 DRAFT SAFEGUARD SWITCH CAUTION 0 66 8 FURNACE COMPONENTS Furnace shown in upflow position may be used in downflow or horizontal orientation or applications Vent Elbow may be turned to a different position depending on type of installation INDUCER MOTOR VENT ASSEMBLY ELBOW MAIN LIMIT SWITCH PRESSURE BEHIND GAS VALVE SWITCH BLOCKED VENT SWITCH FLUE COLLECTOR BOX FLAME SENSOR GAS VALVE MANUAL RESET GAS MANIFOLD LIMIT SWITCHES HOT SURFACE IGNITOR GAS BURNER BLOWER DOOR SAFETY SWIT FURNACE CONTROL BOARD BLOWER AND MOTOR CAPACITOR POWER CHOKE A10259 Fig 1 80 AFUE Single Stage Furnace Components INDUCER MOTOR ASSEMBLY VENT ELBOW MAIN LIMIT SWITCH PRESSURE BEHIND GAS VALVE SWITCHES BLOCKED VENT SWITCH FLUE COLLECTOR BOX FLAME SENSOR GAS VALVE MANUAL RESET GAS MANIFOLD LIMIT SWITCHES HOT SURFACE IGNITOR GAS BURNER BLOWER DOOR SAFETY SWITCH FURNACE CONTROL BOARD BLOWER AND MOTOR CAPACITOR POWER CHOKE
4. cools off If the furnace fails to operate contact a qualified service agency Check the manual reset limit switches located on the ends of the burner enclosure see Fig 1 and 2 If the furnace has experienced a high temperature condition due to inadequate combustion air these switches will shut off the furnace Reset the switches by pushing the button on the switch If the switch trips a second time turn off the furnace and call for service If your furnace still fails to operate call your servicing dealer for troubleshooting and repairs Tell your dealer the model and serial numbers for your furnace You should have them recorded on page 10 of this booklet By knowing exactly which furnace you have the dealer may be able to offer suggestions over the phone or save valuable time through knowledgeable preparation for the service call In addition to the type of routine maintenance you might be willing to perform your furnace should be inspected regularly by a properly trained service technician You should work with your dealer or service technician to assure your inspection includes the following at a minimum MAINTENANCE CHECKLIST DESCRIPTION INSPECTION INTERVAL Monthly Bi annually Annually Furnace specific external items Clean or replace air filters X Inspect cabinet for signs of damage X Inspect and clean door louvers if needed X Inspect electrica
5. 0 Furnace Door Replaced 9 Turn ON the electrical supply to the furnace A92359 Fig 11 Turn On Electrical Supply 10 Open the external manual gas valve A06189 Fig 12 Open Valve 11 Set the room thermostat to a temperature slightly above the room temperature This will automatically signal the furnace to start The inducer motor will start and the hot surface igniter will energize When hot the igniter will have an orange glow 12 After about 17 seconds the gas valve permits gas to flow to the main burners where it is ignited Hot flames begin to warm the furnace s heat exchanger After a time delay of approxim ately 25 45 seconds the furnace blower is switched on NOTE If the main burners fail to ignite the furnace control system will go through three more ignition cycles Then if burners fail to ignite the system will lockout If lockout occurs or the blower does not come on shut down your furnace and call your dealer for service 13 Set your thermostat to the temperature that satisfies your comfort requirements SUGGESTION Setting the thermo stat back a few degrees and compensating for the differ ence with warmer clothing can make a big difference in your fuel consumption on extremely cold days The few de grees at the top of your thermostat comfort level are the most costly degrees to obtain When the room temperature drops below the temperature selected on the thermostat the furnace will switch on
6. IDTH we FILTER TYPE IN MM SIDE RETURN BOTTOM RETURN IN MM IN MM 3 4 19 mm thick washable or 1 16x 25 1 14x 25 Ba 7 14 1 2 368 406 x 635 356 x 635 a N mm thick 3 4 19 mm thick washable or 1 16x 25 1 16x 25 4 5 16 110 mm thick a 4o 406 x 635 406 x 635 media type 3 4 19 mm thick washable 1 16x 25 1 20 x 25 _ 21 533 406 x 635 608 x 635 aah mm thick 3 4 19 mm thick washable or 1 16x25 1 24x 25 eres 3 24610 406 x 635 610 x 635 et a mm thick Recommended Some furnaces may have 2 filters COMBUSTION AREA AND VENT SYSTEM A WARNING UNIT OPERATION HAZARD Failure to follow this warning could result in personal injury or death For proper and safe operation the furnace needs air for combustion and ventilation Do not block or obstruct air openings on the furnace air opening to the area in which the furnace is installed and the space around the furnace A WARNING CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in personal injury or death If holes are found or if the vent pipe is obstructed or is not connected toxic fumes can escape into your home DO NOT OPERATE YOUR FURNACE Call your dealer for service Inspect the combustion area and vent system before each heating season An accumulation of dirt soot or rust can mean a loss of efficiency and improper performance Buildups on the main burners can cause faulty
7. automatically When the room temperature reaches the setting selected on the thermostat the furnace will be automatically switched off Continuous Fan Operation Some thermostats have a FAN switch with 2 selections AUTO and ON When thermostat is set on AUTO the furnace blower cycles on and off controlled by the thermostat In ON position the furnace blower runs continuously except for a 42 62 sec delay at the call for heat Continuous fan keeps the temperature level in your home more evenly balanced It also continuously filters the indoor air Comfort Fan On all but the 58STA or 58STX the continuous fan blower speed can be increased or decreased if desired due to change of seasons large gatherings in your home etc Simply change your FAN switch from on to off or auto depending on your thermostat and then return to on within 1 to 3 seconds The blower will switch to the next highest speed There are at least 3 speeds to choose from If the blower is running on its highest speed a request to change will direct the blower to return to its lowest speed SHUTTING DOWN YOUR FURNACE Should you ever suspect a malfunction in your furnace you will need to turn the furnace off The following procedures must be followed 1 Set your room thermostat to the lowest temperature setting See Fig 3 N Close the external manual gas valve See Fig 4 3 Turn off electrical supply to the fu
8. d free of obstructions N The vent connector is in place slopes upward and is physic ally sound without holes or excessive corrosion 3 The return air duct connection s is physically sound is sealed to the furnace casing and terminates outside the space containing the furnace 4 The physical support of the furnace is sound without sag ging cracks gaps etc around the base 5 There are no obvious signs of deterioration of the furnace SAFETY CONSIDERATIONS Installing and servicing heating equipment can be hazardous due to gas and electrical components Only trained and qualified personnel should install repair or service heating equipment Untrained personnel can perform basic maintenance functions such as cleaning or replacing air filters All other operations must be performed by trained service personnel Observe safety precautions in this manual on tags and on labels attached to the furnace and other safety precautions that may apply Recognize safety information This is the safety alert symbol A When you see this symbol on the furnace and in instructions or manuals be alert to the potential for personal injury Understand the signal words DANGER WARNING and CAUTION These words are used with the safety alert symbol DANGER identifies the most serious hazards which will result in severe personal injury or death WARNING signifies hazards which could result in personal injury or death CAUTION is used to id
9. e installation data and dealer contact information will be helpful should your system require maintenance or service FURNACE INSTALLATION INFORMATION Model Date Installed __ Serial DEALERSHIP CONTACT INFORMATION AIR CONDITIONER OR HEAT PUMP Company Name Model Address Serial INDOOR COIL Furnace Coil or Fan Coil Phone Number Model Technician Name Serial NOTE TO INSTALLER This manual must be left with the equipment owner a Turn to the Experts TO OBTAIN INFORMATION ON PARTS Consult your installing dealer or classified section of your local telephone directory under the Heating Equipment or Air Conditioning Contractors amp Systems heading for dealer listing by brand name Have available the Model No Series Letter amp Serial No of your equipment to ensure correct replacement part Copyright 2010 Carrier Corporation Printed in the U S A Edition Date 08 10 Catalog No OM58 131 Manufacturer reserves the right to change at any time specifications and design without notice and without obligation Replaces OM58 126 10
10. ener salts any type of household cleaning product any type of laundry product adhesives paints varnishes paint strippers waxes and plastics etc During remodeling be sure the combustion air is fresh and uncontaminated If these compounds are burned in your furnace the heat exchangers and metal vent system may deteriorate NOTE The qualified installer or agency must use only factory authorized replacement parts kits and accessories when modifying this product This furnace contains safety devices which must be manually reset If the furnace is left unattended for an extended period of time have it checked periodically for proper operation This precaution will prevent problems associated with no heat such as frozen water pipes etc See Before You Request a Service Call section in this A WARNING FIRE OR EXPLOSION HAZARD Failure to follow this safety warning could result in injury death or property damage Do not keep combustible materials gasoline and other flammable liquids or vapors around your furnace 4 WARNING FIRE OR EXPLOSION HAZARD Failure to follow safety warnings could result in personal injury death or property damage Keep insulation clear of furnace and maintain clearances shown on unit clearance label BEFORE STARTING YOUR FURNACE Examine the furnace installation to determine that 1 All flue gas carrying areas external to the furnace i e chim ney vent connector are clear an
11. entify unsafe practices which would result in minor personal injury or product and property damage NOTE is used to highlight suggestions which will result in enhanced installation reliability or operation N STARTING YOUR FURNACE Your furnace uses an automatic hot surface ignition system to light the burners each time the thermostat signals the furnace to start Close the external manual gas valve Follow these important safeguards e Never attempt to manually light the burners with a match or other source of flame A06188 Fig 5 Close Valve 3 Turn OFF electrical supply to the furnace A92319 Fig 3 Do Not Light Burner with Match e Read and follow the operating instructions on inside of ON main furnace door especially the item that reads as fol lows Wait 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Fol low B in the safety information above on this furnace label If you don t smell gas go to the next step oFF e Ifa suspected malfunction occurs with your gas control system such as the burners do not light when they 2 7 should refer to the shutdown procedures on inside of Fig Turn ON Electrical Supply main furnace door or in the Shutting Down Your Fur 4 Remove the outer door nace section and call your dealer as soon as possible 4 WARNING FIRE AND EXPLOSION HAZARD Failure to follow this warning could res
12. ess on the furnace heat exchanger and blower motor and can cause it to overheat and automatically shut down The furnace filter should be checked every 4 weeks and cleaned or replaced if necessary If installed with factory specified disposable media filter check or replace filter before each heating and cooling season Replace disposable media filter at least twice a year If your furnace filter needs replacing be sure to use the same size and type of filter that was originally specified The air filter for the furnace may be located in a filter cabinet attached to the side or bottom of the furnace If air filter has been installed in another location contact your dealer for instructions To inspect clean and or replace the air filter s follow these steps 1 Turn off the electrical supply to the furnace OFF AQ2185 Fig 13 Turn Off Electrical Supply 2 Remove filter cabinet door See Fig 14 and 15 NOTE It may be necessary to remove 1 thumbscrew eae 06190 Fig 14 Removing Side Filter Cabinet Door A06191 Fig 15 Removing Bottom Filter Cabinet Door 3 Slide air filter out of filter cabinet Keep dirty side up if dirty to avoid spilling dirt See Fig 16 and 17 oy A00227 A06192 Fig 16 Slide Side Filter Out of Furnace Fig 18 Replace Side Filter Cabinet Door seo 2 S e A00228 A06193 Fig 17 Slide Bottom Filter Out of Furnace Fig 19 Replace Bottom Filter Cabi
13. firing This delayed ignition is characterized by an alarmingly loud sound NOTE If your furnace makes a loud noise when the main burners are ignited shut down the furnace and call your servicing dealer Use your flashlight and follow these steps for inspecting the combustion area and vent system of your furnace 1 Turn off electrical supply to the furnace and remove the ac cess door See Fig 6 and 7 2 Carefully inspect the gas burner for dirt rust or scale In spect the elbow flue connection area and the vent pipe for rust A92330 Fig 20 Burner Flame A WARNING CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in personal injury or death If dirt rust soot or scale accumulations are found call your dealer Do not operate your furnace 3 Inspect the vent pipe for a sag holes or a disconnection A horizontal vent pipe must slope upward away from furnace If rusty joints or seams or signs of water leakages are found call your dealer for service 4 Restore electrical power to the furnace See Fig 11 5 Start the furnace and observe its operation If possible watch the burner flames Are they burning bright blue If not or if you suspect some other malfunction call your ser vicing dealer 6 Replace the access door See Fig 10 BEFORE YOU REQUEST A SERVICE CALL Before you call for service check for several easily solved problems e Check for
14. gas supplier 4 WARNING CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in personal injury and or death Carbon Monoxide is invisible odorless and toxic Carrier Corp recommends a carbon monoxide alarm in your home even if you do not own a gas appliance Locate the carbon monoxide alarm in the living area of your home and away from gas appliances and doorways to attached garages Follow the alarm manufacturer s instruction included with the alarm A WARNING ELECTRICAL OPERATION HAZARD Failure to follow this warning could result in personal injury death or property damage 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 WELCOME TO TODAY S GENERATION OF COMFORT Congratulations Your new higher efficiency gas furnace is a sound investment which will reward you and your family with years of warm memories winter after winter Not only is your new furnace energy efficient it is also extremely reliable Spend just a few minutes with this booklet to learn about the operation of your new furnace and the small amount of maintenance it takes to keep it operating at peak efficienc
15. l disconnect for proper function Repair or replace as x necessary Inspect external wiring for damage X Inspect gas supply line and manual shut off for leaks X Furnace specific internal items Inspect and clean blower assembly includes blower housing blower x wheel and motor Inspect gas valve and check for proper manifold gas pressure Adjust as x needed Inspect ignition system and safety controls Clean and adjust as x needed Inspect control box associated controls wiring and connections X Check combustion blower housing for lint and debris and clean as ne x cessary Inspect burner assembly clean as needed X Inspect heat exchanger clean as needed X Inspect flue system check for proper attachment to the furnace any x dislocated sections and for signs of corrosion Replace if necessary System Inspect airflow system ductwork check for leaks and repair as x needed Inspect evaporator coil drain pan and condensate drain lines as applic x able Clean as needed This list may not include all maintenance items and inspection interval times may vary depending on operational conditions of the furnace Ask your servicing dealer for further details about an economical service contract that covers seasonal inspections NOTE TO EQUIPMENT OWNER For your convenience please record the model and serial numbers of your new equipment in the spaces provided This information along with th
16. net Door 4 Inspect the filter If torn replace it NOTE If side return ducts are used 2 filters may be required in NOTE If a washable filter has been replaced with some models The procedure listed above may be used to remove a Factory specified disposable media filter Do not side filters clean If dirty replace only with media filter having the same part number and size Install with airflow direction A CAUTION arrow pointing towards blower b Electronic Air Cleaner EAC Refer to EAC PERSONAL INJURY HAZARD Owner s Manual for maintenance information 5 Wash filter if dirty in sink bathtub or outside with a garden hose Always use cold tap water A mild liquid de tergent may be used if necessary Spray water through filter in the opposite direction of airflow Allow filter to dry Failure to follow this caution may result in personal injury Use care when cutting support rods in filters to protect against flying pieces and sharp rod ends Wear safety glasses gloves and appropriate protective clothing 6 Reinstall clean air filter 7 Replace filter cabinet door See Fig 18 and 19 Filters may be field modified by cutting filter material and support 8 Turn on electrical supply to furnace See Fig 11 rods 3 in filters Alternate sizes and additional filters may be ordered from your dealer FILTER QUANTITY AND SIZE FURNACE CASING W
17. rnace See Fig 5 4 Remove outer furnace door See Fig 6 5 Turn the switch on the gas control to the OFF position See Fig 7 6 Replace the outer furnace door See Fig 9 7 Ifthe furnace is being shut down because of a malfunction call your dealer as soon as possible PERFORMING ROUTINE MAINTENANCE With proper maintenance and care your furnace will operate economically and dependably Instructions for basic maintenance are found on this and the following pages However before beginning maintenance follow these safety precautions 4 WARNING ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury or death Turn off electrical power supply to your furnace before removing the access doors to service or perform maintenance A CAUTION CUT HAZARD Failure to follow this caution may result in personal injury Although special care has been taken to minimize sharp edges be extremely careful when handling parts or reaching into the furnace Wear safety glasses gloves and appropriate protective clothing FILTERING OUT TROUBLE A CAUTION UNIT PERFORMANCE HAZARD Failure to follow this caution may result in product damage Never operate your furnace without a filter in place Doing so may damage the furnace blower motor An accumulation of dust and lint on internal parts of your furnace can cause a loss of efficiency A dirty filter will cause excessive str
18. sufficient airflow Check the air filter for dirt Check for blocked return air or supply air grilles Be sure they are open and unobstructed If this isn t the cause of the problem call your servicing dealer If your furnace isn t operating at all check the following list for easily solved problems Is your thermostat set above room temperature Is the HEAT mode selected e Is the electrical power supply switch on Is the blower access door firmly in place Are any fuses blown There is a fuse on the furnace control Has a circuit breaker tripped e Is the manual shut off valve in the gas supply pipe leading to the furnace open Does the lever point in the same direction that the pipe runs open Or is it at a right angle to the pipe closed NOTE Before proceeding with the next checks turn off the electrical power supply to the furnace Remove access door e Is the switch on the gas valve turned to the ON position If this or the preceding check shows an interruption in the gas supply make sure the gas has not been shut off for safety reasons If nothing else seems to be wrong follow the start up procedures found on pages 4 and 5 of this booklet A CAUTION PERSONAL INJURY HAZARD Failure to follow this caution may result in personal injury If for some reason the vent is blocked the draft safeguard switch will shut off the furnace See Page 2 for switch location The switch will automatically reset after the furnace
19. ult in personal injury death or property damage A92185 Should the gas supply fail to shut off or if overheating occurs turn off the manual gas valve to the furnace BEFORE turning off the electrical supply and install lockout tag e CHECK AIR FILTER Before attempting to start your furnace be sure the furnace filter is clean and in place See Performing Routine Maintenance section in this manual Do not run the furnace without a filter in place Then proceed as follows 5 Turn the control switch on the gas control to the OFF position STEPS FOR STARTING YOUR FURNACE and wait 5 minutes Then smell for gas including near the floor If you smell gas STOP Follow B on furnace label 1 Set your room thermostat to the lowest temperature setting If you don t smell gas go to next step A10263 Fig 7 Remove Furnace Door J40 mi NO 9 F wi iu actual temp 12 03 OR Y A02266 Fig 8 Control Switch to OFF 6 After waiting 5 minutes if you still smell gas STOP Follow A09564 the safety information on the cover of this manual If you do Fig 4 Lowest Temperature Setting not smell gas go to the next step 7 Turn the control switch to ON A02267 Fig 9 Control Switch to ON 8 Replace the outer door A10264 Fig 1
20. y Years went into the development of your new furnace Take a little time now to assure its most efficient operation for years to come TABLE OF CONTENTS WELCOME TO A NEW GENERATION OF COMFORT 2 FURNACE COMPONENTS 0 cece ee eee eee 2 GENERAL FURNACE SAFETY 20 0 0 0 00000 ee eee 2 IMPORTANT FACTS eera e eee eee neee 3 SAFETY CONSIDERATIONS 0 0 0 0 ee ee ee eee 3 BEFORE STARTING YOUR FURNACE 00 3 STARTING YOUR FURNACE 0 0 eee eee 4 SHUTTING DOWN YOUR FURNACE 0 005 5 PERFORMING ROUTINE MAINTENANCE 6 FILTERING OUT TROUBLE s oereage arae cee eee ee 6 COMBUSTION AREA AND VENT SYSTEM 8 BEFORE YOU REQUEST A SERVICE CALL 8 MAINTENANCE CHECKLIST 2 0 0 0 eee 9 INSTALLATION DATA vie eante gea E eee 10 GENERAL FURNACE SAFETY COMBUSTIBLE MATERIALS GASOLINE WARNING 1 FLOOD DAMAGE WARNING 0 0 6 aoao errs FIRE OR EXPLOSION HAZARD WARNING 1 CARBON MONOXIDE WARNING 0 0 06600 eee 1 FURNACE MUST BE KEPT FREE AND CLEAR OF INSULATING MATERIAL WARNING 0 0 06 3 STARTING LIGHTING AND SHUTTING DOWN THE FURNACE WARNING e e e n ees 4 5 PROPER FURNACE SHUTDOWN PROCEDURES 5 SERVICE AND MAINTENANCE ELECTRICAL HAZARD WARNING ig Ss wine Bas hae MER YR aoe OK Bald Pane 6 IMPROPER VENT WARNING 2 0 eee 6 SHARP EDGES CAUTION oorr e ia e eee 6 INO FILTER CAUTION ienaa pasee Grek de eaa 6
Download Pdf Manuals
Related Search