Bryant 95S User's Manual
Contents
1. 33 Inspect the gas burners igniter area and remainder of furnace for dirt rust soot or scale 4 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 combustion air and vent PVC pipes for sags holes cracks water leaks blockage or disconnections Horizontal portions of pipes must slope downward toward furnace 4 Reinstall burner enclosure front 5 If your furnace is free of the above conditions replace main furnace door and turn on electrical and gas supplies to the furnace See Fig 13 14 and 15 6 Start the furnace and observe its operation Watch the burner flames to see if they are clear blue almost transparent See Fig 34 If you observe a suspected malfunction or the burner flames are not clear blue call your dealer 11 A00223 Fig 33 Remove Burner Enclosure Front A92330 Fig 34 Burner Flame HEADING SOUTH FOR THE WINTER DON T FORGET YOUR FURNACE A CAUTION UNIT AND PROPERTY DAMAGE HAZARD Failure to follow this caution may result in damage to the furnace and other property damage If the furnace is installed in an unconditioned space where the ambient temperatures may be 32 F 0 C or lower freeze protection measures must be taken to prevent minor property or product damage2. Fig 8 Close Valve Turn OFF electrical supply to the furnace See Fig 9 4 Remove main furnace door See Fig 10 5 The gas valve will have a control switch to turn off and on Turn the control switch on the gas control to the OFF position and wait 5 minutes See Fig 11 Then smell for gas including near the floor If you smell gas STOP Follow B on furnace label If you don t smell gas go to next step After waiting 5 minutes turn the control switch on the gas control to the ON position See Fig 12 ON oFF A92185 Fig 9 Turn Off Electrical Supply A05087 Fig 10 Remove Furnace Door p S gt l onz aa 2 mee A04150 Fig 11 Control Switch to OFF E J 1NO _ _ S i roz ee a loes mja S gt A04151 Fig 12 Control Switch to ON A05088 Fig 13 Furnace Door Replaced A92359 Fig 14 Turn On Electrical Supply A06189 Fig 15 Open Valve 7 Replace main furnace door See Fig 13 8 Turn ON the electrical supply to the furnace and wait 1 minute See Fig 14 9 Open the external manual gas valve See Fig 15 10 Set the room thermostat to a temperature slightly above the room temperature This will automatically signal the furnace to start 11 When the furnace receives the start si
3. 456 Fig 35 Upper Inducer Housing Drain Connection Cap 5 Connect field supplied 1 2 in ID tube to upper inducer housing drain connection 6 Insert field supplied funnel into tube 7 Pour 1 quart of antifreeze into funnel tube Antifreeze should run through inducer housing overfill condensate trap and flow into open field drain See Fig 36 8 Remove funnel and tube from inducer housing and replace drain connection cap and clamp 9 Replace main furnace door See Fig 30 10 Propylene glycol need not be removed before restarting furnace A06457 Fig 36 Pour Antifreeze A CAUTION UNIT AND PROPERTY DAMAGE HAZARD Failure to follow this warning could result in damage to unit components This furnace is designed for continuous return air minimum temperature of 60 F 15 6 C db or intermittent operation down to 55 F 12 8 C db such as when used with a night setback thermostat Return air temperature must not exceed 85 F 29 4 C db 12 A CHECK UP CHECKLIST Your furnace represents an important investment in your family s comfort and your home s value To keep it performing properly and to prevent future problems have a trained service specialist give your furnace a professional check up annually The following checklist can be used as a guideline to proper service e Inspect all flue gas passages burners heat exchangers coupling box es and ind
4. CALL If your furnace is not operating or not performing properly you may save the expense of a service call by checking a few things yourself before calling for service For Insufficient Airflow e Check for dirty air filter s e Check for blocked return air or supply air grilles throughout your home Ensure they are open and unobstructed If problem still exists call your dealer for service If Furnace Fails to Operate Follow this checklist step by step advancing to the next step only if furnace fails to start e Check thermostat for proper temperature Is thermostat set above room temperature e Is thermostat set on HEAT e Check fuses and circuit breakers Is electrical supply on e Is manual shutoff valve in gas supply pipe in open position Follow start up procedures if you open gas valve NOTE Turn off electrical supply before continuing with checklist e Is control switch on gas valve in ON position Follow startup procedures if you must reset switch to ON position e Check manual reset flame rollout switch located on the burner box If furnace has experienced high temperature conditions this switch will shut off the furnace Reset it by pushing the button on the switch If it trips again shut down the furnace and call for service See Shutting Down Your Furnace section in this manual e Check for obstructions around the vent termination outside the structure If the furnace still fails to ope
5. PLUS 95S MODEL 355CAV DIRECT VENT 4 WAY MULTIPOISE MODULATING CONDENSING GAS FURNACE WITH PERFECT SENSE PERFECT HUMIDITY 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 A WARNING FIRE OR EXPLOSION HAZARD Failure to follow safety warnings exactly 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 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 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 Bryant Heating and Cooling Systems 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
6. Since the furnace uses a condensing heat exchanger some water will accumulate in the unit as a result of the heat transfer process Therefore once it has been operated it cannot be turned off and left off for an extended period of time when temperatures will reach 32 F 0 C or lower unless winterized Follow these procedures to winterize your furnace 1 Obtain propylene glycol RV swimming pool antifreeze or equivalent A CAUTION UNIT COMPONENT DAMAGE HAZARD Failure to follow this caution may result in damage to the furnace and other property damage Do not use ethylene glycol Prestone II antifreeze coolant or equivalent Failure of plastic components may occur 2 Turn off electrical supply to the furnace See Fig 17 If you choose to leave your furnace on during extended absences 3 Remove main furnace door See Fig 19 do not set your thermostat lower than the limits shown in the 4 Remove upper inducer housing drain connection cap Caution box above See Fig 35 To protect your property from damage from potential problems due to unintended interruptions in utility services or other events it is recommended that you either winterize your plumbing f system or have someone check on your house regularly while you are away Your dealer or a licensed plumber can give you additional advice about winterizing your plumbing system PT iTo A06
7. ailable the Model No Series Letter amp Serial No of your equipment to ensure correct replacement part Copyright 2008 Bryant Heating amp Cooling Systems Printed in the U S A Edition Date 12 08 Catalog No OM05 57 anufacturer reserves the right to change at any time specifications and design without notice and without obligation eplaces
8. e casing 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 electrical supply to furnace See Fig 17 2 Remove door access panel a Air Filters Located in Blower Compartment 1 Remove main furnace door See Fig 19 2 Remove blower access panel See Fig 20 NOTE It will be necessary to remove 2 screws b Air Filters Located in Filter Cabinet Remove filter cabinet door See Fig 21 and 22 NOTE It will be necessary to remove 1 thumbscrew 3 Remove air filter from furnace a Air Filters Located in Blower Compartment Bottom 1 Slide filter retainer sideways until it is free of latch See Fig 23 2 Slide air filter out of furnace See Fig 24 b Air Filters Located in Blower Compartment Side 1 Remove filter retainer from latch See Fig 25 2 Gently remove air filter and carefully turn the dirty side up if dirty to avoid spilling dirt from the filter See Fig 26 c Air Filter Located in Filter Cabinet Slide air filter out of furnace Keep dirty side up if dirty to avoid spilling dirt See Fig 27 and 28 4 Inspect the filter If torn replace it NOTE If washable filter that was shipped with the furnace has been replaced by Factory specified disposable media filter Do not clean If dirty replace only with media filter having the same part number and size Install wit
9. e operation and service requirements Pressure switches ensure adequate flow of flue gas through furnace and out vent system Rollout switch manual reset to prevent overtemperature Junction box for 115 v electrical power supply May be located on right or left side Transformer 24v behind furnace control board provides low voltage power to furnace control board and thermostat SAFETY CONSIDERATIONS Recognize safety information This is the safety alert symbol 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 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 identify unsafe practices which may 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 To minimize the possibility of serious personal injury fire furnace damage or improper operation carefully follow these safety rules e Your gas furnace uses air from outside the home for combustion and vents flue gas to the outdoors It is not to be installed using indoor air for combustion The vent pipe must terminate outside the structure and must not be obstructed in any way The air inta
10. g 18 Control Switch to OFF 5 Replace the main furnace door See Fig 13 6 If the furnace is being shut down because of a malfunction call your dealer as soon as possible A CAUTION UNIT AND PROPERTY DAMAGE Failure to follow this caution may result in damage to the furnace and other property damage Furnace is not to be installed operated and then turned off and left turned off in an unoccupied structure during winter See Heading South for the Winter procedures in maintenance section on page 12 PERFORMING ROUTINE MAINTENANCE NOTE The qualified installer or agency must use only factory authorized replacement parts kits and accessories when modifying this product 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 and replacing air filters All other operations must be performed by trained and qualified service agency personnel Observe safety precautions in this manual on tags and on labels attached to the furnace and other safety precautions that may apply 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
11. garages Follow the alarm manufacturer s instruction included with the alarm ENERGY STAR PARTNER As an ENERGY STAR Partner Bryant Heating amp Cooling Systems has determined that this product meets the ENERGY STAR guidelines for energy efficiency 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 A05085 TABLE OF CONTENTS WELCOME TO A NEW GENERATION OF COMFORT 2 FURNACE COMPONENTS 02 2 e eee ee eee 3 SAFETY CONSIDERATIONS 0 0 20000 4 BEFORE STARTING YOUR FURNACE 4 STARTING AND SHUTTING DOWN YOUR FURNACE 5 Steps for Starting Your Furnace 5 Shutting Down Your Furnace 05 7 PERFORMING ROUTINE MAINTENANCE 7 Filtering Out Trouble 0 eee eee eee 8 COMBUSTION AREA AND VENT SYSTEM 10 Heading South for the Winter 11 A CHECK UP CHECKLIST 0 0 0 0 0000005 12 BEFORE YOU REQUEST A SERVICE CALL 13 INSTALLATION DATA 0 00002 ee eee eee 14 WELCOME TO A NEW GENERATION OF COMFORT Congratulations In ligh
12. ght glass for viewing burner flame Burner assembly inside Operates with energy saving inshot burners and hot surface igniter for safe dependable heating Redundant gas valve Safe and efficient Features 1 gas control with 2 internal shutoff valves and one throttling valve Vent outlet Uses PVC pipe to carry flue gas from the furnace s combustion system right or left side Inducer motor Pulls hot flue gases through the heat exchangers maintaining negative pressure for added safety Blower access panel safety interlock switch Air filter and retainer location in furnace may vary Condensate drain connection Collects moisture condensed from burned gases for disposal into home drain system Location in furnace varies 10 11 12 13 14 15 16 17 18 19 Heavy duty blower Circulates air across the heat exchangers to transfer heat into the home Everlastic Secondary condensing heat exchanger inside Wrings out more heat through condensation Constructed with polypropylene laminated steel to ensure durability Primary serpentine heat exchanger inside Stretches fuel dollars with the S shaped heat flow design Solid construction of corrosion resistant aluminized steel means reliability Furnace control board 3 amp fuse provides electrical and component protection Light emitting diode LED on furnace control board Status code light is for diagnosing furnac
13. gnal the inducer is started When the pressure switch senses that there is suf ficient combustion air the hot surface igniter is energized After the hot surface igniter is heated for 17 seconds the gas valve permits gas to flow to the main burners After ignition and a time delay of about 30 sec the furnace blower will start Variable capacity furnaces start at medium speed until the control makes the necessary adjustments to operate the blower at either the low medium or high heat speed NOTE If the burners fail to ignite after 4 attempts the furnace control system will lock out If lockout occurs main burners fail to light or blower does not come on shut down the furnace and call your dealer for service 12 Set your thermostat to the temperature that satisfies your comfort requirements SUGGESTION Setting the thermostat back a few degrees and compensating for the difference with warmer clothing can make a big difference in your fuel consumption The few degrees 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 automatically When the room temperature reaches the temperature selected on the thermostat the furnace will be switched off automatically Some thermostats have a FAN mode with 2 selections AUTO and ON When set on AUTO the furnace blower cycles on and off In the ON m
14. h Read and follow the operating instructions on inside of main furnace door especially the item that reads as follows Wait 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow B in the safety information above on this furnace label If you don t smell gas go to the next step e Ifa suspected malfunction occurs with your gas control system such as the burners do not light when they should refer to the shutdown procedures on inside of main furnace door or in the Shutting Down Your Furnace section and call your dealer as soon as possible 4 WARNING FIRE AND EXPLOSION HAZARD Failure to follow this warning could result in personal injury death or property damage 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 See Fig 8 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 Then proceed as follows Steps For Starting Your Furnace 1 Set your room thermostat to the lowest temperature setting See Fig 7 2 Close the external manual gas valve See Fig 8 FAN AUTO T7 1 OUTSIDE TEMP 60 SUNDAY 12 57PM PERIOD HEAT AT DAY 71 A08013 Fig 7 Lowest Temperature Setting A06188
15. h airflow direction arrow pointing towards blower Electronic air cleaner EAC Refer to EAC Owner s Manual for maintenance information A05087 Fig 19 Removing Furnace Door A93204 Fig 20 Removing Blower Access Panel A06190 Fig 21 Removing Side Filter Cabinet Door S fo A06191 Fig 22 Removing Bottom Filter Cabinet Door A93010 A93013 Fig 23 Sliding Filter Retainer Sideways Fig 26 Removing Air Filter A93011 A00227 Fig 24 Slide Air Filter Out of Furnace Fig 27 Slide Side Filter Out of Furnace SJ A93012 A00228 Fig 25 Removing Filter Retainer from Latch Fig 28 Slide Bottom Filter Out of Furnace A93205 Fig 29 Replace Blower Access Panel 9 Fig 30 Replace Furnace Door Fig 31 Replace Side Filter Cabinet Door A05088 A06192 5 If washable filter wash filter if dirty in sink bathtub or outside with a garden hose Always use cold tap water A mild liquid detergent may be used if necessary Spray water through filter in the opposite direction of airflow Allow filter to dry 6 Reinstall clean air filter 7 Reinstall filter retainer for blower compartment locations only 8 Replace blower access panel and main furnace door Fig 29 and 30 or filter cabinet door Fig 31 and 32 9 Turn on electrical supply to furnace If your furnace air filter needs to be replaced be sure to use a fact
16. ke pipe must terminate outside the structure or in a well ventilated area that is isolated from the living space and the garage e g well ventilated attic or crawlspace Do not block or obstruct air openings on furnace or spaces around furnace A05089 Fig 3 Venting Keep the area around your furnace clear and free of combustible materials gasoline and other flammable liquids and vapors A92182 Fig 4 Combustible Materials e Do not cover the furnace store trash or debris near it or in any way block the flow of fresh air to the unit e A furnace installed in an attic or other insulated space must be kept free and clear of insulating material Examine the furnace area when the furnace is installed or when insulation is added Some materials may be combustible e 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 manual 4 WARNING FIRE OR EXPLOSION HAZARD Failure to follow this warning could result in personal injury death or property damage Do not keep combustible materials gasoline and other flammable liquids or vapors around your furnace 4 WARNING FIRE AND UNIT OPERATION HAZARD Failure to follow this war
17. ning could result in personal injury death or property damage For proper and safe operation the furnace needs air for combustion and ventilation Do not block or obstruct the openings on the furnace air openings to the area in which the furnace is installed and the space around the furnace BEFORE STARTING YOUR FURNACE Examine the furnace installation monthly to determine that 1 All flue gas carrying areas external to the furnace i e chimney vent connector are clear and free of obstructions 2 The vent connector is in place slopes upward and is physically 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 sagging cracks gaps etc around the base 5 There are no obvious signs of deterioration of the furnace 6 The burner flames are in good adjustment See Fig 5 A92330 Fig 5 Burner Flame STARTING AND SHUTTING DOWN YOUR FURNACE Instead of a continuously burning pilot flame which wastes valuable energy your furnace uses an automatic hot surface ignition system to light the burners each time the thermostat starts your furnace Follow these important safeguards e Never attempt to manually light the burners with a match or other source of flame 9 A92319 Fig 6 Do Not Light Burner with Matc
18. ode the furnace blower runs continuously Continuous fan keeps the temperature level in your home more evenly balanced It also permits the indoor air to be continuously filtered With the unique feature Fan On Plus the blower speed can be increased or decreased if desired due to change of seasons large gatherings in your home etc Simply change your FAN from ON to OFF for 1 to 3 seconds or AUTO depending on your thermostat and then return to ON The blower will switch to the next higher 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 If you own an Evolution Control simply push the fan button to change the fan speed SHUTTING DOWN YOUR FURNACE Should you ever need to shut down your furnace for service or maintenance you will need to turn the furnace off The following procedures must be followed FAN AUTO 11 OUTSIDE TEMP 60 A08013 Fig 16 Lowest Temperature Setting 1 Set your room thermostat to the lowest temperature setting See Fig 16 2 Turn off electrical supply to the furnace See Fig 17 3 Remove main furnace door See Fig 10 4 Turn the switch on the gas control to the OFF position See Fig 18 no ON OFF A92185 Fig 17 Turn Off Electrical Supply gt S gt onz aa OQ mee lt A04150 Fi
19. ory authorized filter of the same size that was originally supplied Use the filter tables and compare your furnace size with the proper filter size ca a A06193 Fig 32 Replace Bottom Filter Cabinet Door FURNACE AIR FILTER TABLE AIR FILTER LOCATED IN BLOWER COMPARTMENT FURNACE ESING FILTER SIZE IN mm PIETER in Gan Side Returnt Bottom Return TYRE 171 2 1 16X25 X 3 4 1 16X25 X 3 4 445 406 X 635 X 19 406 X 635 X 19 Washable 1 16X25 X 3 4 1 20X25 X 3 4 21 533 406 X 635 X 19 508 X 635 X 19 Washable 24 1 2 1 or 2 16 X25 x 1 24 X 25 X 3 4 622 408 Ca 19 610 X 635 X 19 Washable AIR FILTER LOCATED IN FILTER CABINET FILTER CABINET FILTER FILTER HEIGHT IN mm SIZE IN mm TYPE 1 16 x 25 x 3 4 16 409 406 X 635 X 19 Washable 1 20 x 25 x 3 4 508 X 635 X 19 20 508 or 1 20 x 25 x 4 5 16 Washable 508 X 635 X 110 1 24 x 25 x 3 4 610 X635 X 19 24 610 or 1 24 x 25 x 4 5 16 Washable 610 X 635 X 110 Factory provided with the furnace Filters may be field modified by cutting filter material and support rods 3 in filters t Upflow only Alternate sizes and additional filters may be ordered from your dealer A WARNING PERSONAL INJURY HAZARD Failure to follow this warning could result in personal injury Use care when cutting support rods in filters to protect against flying pieces and shar
20. p rod ends Wear safety glasses gloves and appropriate protective clothing COMBUSTION AREA AND VENT SYSTEM Visually inspect the combustion area and vent system before each heating season Make sure that all PVC pipes leading into the combustion area and vent are free from any cracks and sags 10 4 WARNING CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in personal injury or death If holes are found in the pipes or if any portion has become disconnected toxic fumes can escape into your home DO NOT OPERATE YOUR FURNACE Call your dealer for service Check the combustion air intake and vent pipe on the outside of your home for blockage When dirt soot scale or rust is allowed to build up your furnace can suffer a loss of efficiency and perform improperly Accumulations on the main burners can result in firing out of normal sequence This delayed ignition creates an alarmingly loud sound A CAUTION UNIT OPERATION HAZARD Failure to follow this caution may result in property damage If your furnace makes an especially loud noise when the main burners light shut down your furnace and call your dealer To inspect the combustion area and vent system you will need a flashlight Refer to Fig 3 and proceed as follows 1 Turn off the gas and electrical supplies to the furnace and remove the main furnace door See Fig 8 9 and 10 2 Remove burner enclosure front See Fig
21. precautions 4 WARNING ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury 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 minor personal injury Although special care has been taken to minimize sharp edges be extremely careful when handling parts or reaching into the furnace 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 air filter will cause a loss of airflow in your duct system When excessive loss of airflow occurs the furnace may cycle on its safety controls If this condition is left unattended the furnace will eventually lock out It is recommended that the furnace air filter be checked every 3 or 4 weeks and cleaned 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 once a year The air filter is normally located in the blower compartment or in the factory supplied filter cabinet attached to the side or bottom of the furnac
22. rate call your service representative For your convenience record the furnace product and serial numbers on back page Should you ever require service you will have ready access to the information needed by your service representative This furnace has a light emitting diode LED status code display to aid the installer service technician or homeowner while installing or servicing the unit The LED code can be seen by removing the main furnace door and viewing the LED through the view port in the blower access panel See Fig 2 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 the 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 Bryant Heating amp Cooling Systems TO OBTAIN INFORMATION ON PARTS Consult your installing dealer or classified section of your local telephone directory under the Heating Equipment or Air Conditicning Contractors amp Systems heading for dealer listing by brand name Have av
23. t of rising energy costs the Plus95s Gas Fired Modulating Condensing Furnace is among the wisest investment today s homeowner can make Your new furnace is truly a triumph of technology in home heating A revolutionary design employs two heat exchangers to maximize the amount of heat from the fuel consumed In fact your new furnace is so efficient up to95 of the heat generated during combustion is captured and delivered inside your home That is more than a 33 increase in heating efficiency over conventional furnaces These are among the most energy efficient furnaces you can buy today They also are among the safest and most dependable We are proud of the technological advances incorporated into the design of these furnaces With only minimal care your new furnace will deliver many years of money saving home comfort and enjoyment Spend just a few minutes with this manual to learn the operation of your new furnace and the small amount of maintenance it takes to help keep it operating at peak efficiency year after year The output capacity and any representations of efficiency for this furnace are based on standard U S Department of Energy test procedures A05085 Fig 1 Plus95s Variable Capacity Furnace FURNACE COMPONENTS A07609 Fig 2 Model 355CAV Furnace Combustion air intake connection to ensure contaminant free air right or left side Burner si
24. ucer assembly e Inspect all combustion air and vent piping inside structure and vent pipe termination outside the structure e Check gas pipes leading to and inside your furnace for leaks e Inspect and clean the blower motor and wheel NOTE The inducer and blower motors are pre lubricated and require no additional lubrication These motors can be identified by the absence of oil ports on each end of the motor e Inspect and change or clean air filters s if necessary e Inspect all supply and return air ducts for obstructions air leaks and insulation Remedy any problem when necessary e Inspect the return air duct connections s at the furnace to ensure it is physically sound sealed to the furnace casing and terminates outside the space containing the furnace e Inspect electrical wiring connections and components for loose connections Perform an operational checkout to determine whether your furnace is working properly and if it requires adjustments e Inspect all condensate drain tubes and condensate trap assembly for leaks The condensate removal system should be cleaned annually by a qualified service agency Refer to the Service and Maintenance Instructions for further information e Examine the physical support of the furnace Support should be sound with no cracks sagging gaps etc around the base e Check furnace for any obvious signs of deterioration 13 BEFORE YOU REQUEST A SERVICE
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