Carrier 48GX User's Manual
Contents
1. U CARRIER CORPORATION FIRST yours is a new residence SECOND THIRD Contact CARRIER CORPORATION P O Box 4808 Syracuse New York 13221 Model No Date of Installation Name of Owner J i N il N aa LLL oaoa o 0 aoao oaa ao Jo o o O 0 IF YOUR UNIT DOES NOT WORK FOLLOW THESE STEPS IN ORDER Contact the installer You may find his name on the product or in your Homeowner s Packet If his name is not known call your builder if Contact the nearest CARRIER distributor See telephone yellow pages Consumer Relations Department Phone 1 800 CARRIER 227 7437 ee eee eee ttt tty yyy vv vd OU v vy Outdoor Cooling Heating Cooling or Heating Product Units Smaller Than 185 000 Btuh Cooling Capacity Unit Serial No Installed by Address of Installation TPAD Y Limited Warranty ONE YEAR WARRANTY This CARRIER CORPORATION herein after referred to as COMPANY product is warranted to be free from defects in material and workmanship under normal use and maintenance for a period of one year from the date of original installation whether or not actual use begins on that date A new or remanufactured part at the COMPANY S sole option to replace any defective part will be provided without charge for the part itself PROVIDED the defective part is returned to our distributor through a qualified servicing dealer The replacement part assu2. Spouse LI L LI Please check all that apply to your household 1 O Regularly Purchase Items 3 O Member of Frequent Flyer Program 6 O Have a Microwave Oven 9 O Use a Personal Computer Through the Mail 4 O Support Health Charities 7 O Have a CD Player 10 D Have a Dog 2 O Military Veteran in Household 5 O Subscribe to Cable TV 8 O Have a VCR 11 D Have a Cat Thanks for taking the time to fill out this questionnaire Your answers will be used for market research studies and reports and will help us better serve you in the future They will also allow you to receive important mailings and special offers from a number of fine companies whose products and services relate directly to the specific interests hobbies and other information indicated above Through this selective program you will be able to obtain more information about acitivities in which you are involved and less about those in which you are not Please check here if for some reason you would prefer not to participate in this opportunity O If you have comments or suggestions about our product please write to Carrier Consumer Relations Department PO Box 4808 Syracuse NY 13221 or call 1 806 C A R R 1 E R STAPLE OR TAPE HERE FOLD HERE Please send products and other correspondence to PLACE Carrier Consumer Relations Department G ei PO Box 4808 HERE Syracuse NY 13221 CARRIER CORPORATION P O BOX 173244 DENVER CO 80217 3244 10 MODEL 48GS WARRANTY
3. 5 Filter Access Panel Vertical Supply Shown Electrical Controls and Wiring Electrical con trols are difficult to check without proper instrumentation therefore if there are any discrepancies in the operating cycle contact your dealer and request service Refrigerant Circuit The refrigerant circuit is diffi cult to check for leaks without the proper equipment there fore if inadequate cooling is suspected contact your local dealer for service Combustion Area and Vent System The com bustion area and vent system should be inspected visually before each heating season The normal accumulation of dirt soot rust and scale can result in loss of efficiency and im proper performance if allowed to build up 4 CAUTION If your unit makes an especially loud noise when the main burners are ignited shut down the heating section and call your dealer Proceed as follows to inspect the combustion area and power venting system of your unit 1 Turn off electrical power and gas supply to your unit 2 Remove burner access panel See Fig 1 3 Using a flashlight carefully inspect the burner areas for dirt soot rust or scale See Fig 2 4 CAUTION If dirt soot rust or scale accumulations are found call your dealer and do not operate your heating sec tion 4 When you have completed your inspection follow the start up procedures in this manual to restore your unit to operation 5 Observ
4. Professional Technical 0 00 00000004 ae o 2 oO A Price paid for this product excluding installation charges and sales tax Upper Management Executive nn D 3 D 00 Middle Management o o o coo ooo oc El 4 0 Sales Marketing ic a Ee eb eee wk Sk 0 5 o0 B Price paid for installation Clerical or Service Worker 2 2 2 20 0 0 ee o0 6 0 Tradesman Machine Oper Laborer 0 7 0 Lj 00 Retired mn afew ican en eine ran Moonie Te eee aisle eal 08 0 SWIENE Dre E er 0 9 O Name of company that sold you this product Self Employed Business Owner a O10 O Which group describes your annual family income i F 1 O Under 15 000 7 O 40 000 44 999 gt 1 1 When did you acquire your product 2 0 15 000 19 999 8 O 45 000 49 999 1 O Upon purchase of a new dwelling 3 O 20 000 24 999 9 O 50 000 59 999 2 O To replace an older system of the same brand 4 O 25 000 29 999 10 O 60 000 74 999 3 O To replace an older system of another brand 5 O 30 000 34 999 11 O 75 000 99 999 4 U Within a year after purchasing a dwelling with no central air 6 O 35 000 39 999 12 O 100 000 4 over 5 O 2 4 years after buying a dwelling with no central air system 6 Over 4 years after buying a dwelling with no central air system Education please check those which apply You Spouse O If you replaced an older system approximately
5. heating cooling unit is equipped with an automatic direct spark ignition and power combustion blower 44 WARNING Do not attempt to light by hand personal injury may result TO LIGHT UNIT 4 DANGER 1 Do not turn off the electrical power to unit without first turning off the gas supply 2 Before attempting to start the gas heating section fa miliarize yourself with all the procedures that must be followed If you do not follow these instructions exactly a fire or explosion may result causing property damage injury or loss of life Refer to Fig 1 See Fig 2 for location of gas valve Refer to Fig 3 while proceeding with the following steps Step 1 Set the temperature selector on room thermo stat to the lowest temperature setting and set system switch to HEAT Step 2 Close the external manual shutoff valve Step 3 Turn off the electrical supply to the unit Step 4 Remove the front access panel with a c in nut driver Step 5 Move the selector switch on the internal gas valve to the OFF position and wait 5 minutes Step 6 Move the selector switch on the internal gas valve to the ON position Step 7 Replace the front access panel Step 8 Turn on the electrical supply to unit Step 9 Open the external manual shutoff valve Step 10 Set the temperature selector on room thermo stat slightly above room temperature to start unit The induced draft combustion air fan wil
6. specific legal rights and you may also have other rights which vary from state to state Effective on product manufactured after July 1 1987 Supersedes any other warranty certificates supplied with the product LIMITATIONS OF WARRANTIES ALL IMPLIED WARRANTIES INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY ARE HEREBY LIMITED IN DURATION TO THE PERIOD FOR WHICH THE LIMITED WARRANTY IS GIVEN SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS SO THE ABOVE MAY NOT APPLY TO YOU THE EXPRESSED WARRANTIES MADE IN THIS WARRANTY ARE EXCLUSIVE AND MAY NOT BE ALTERED ENLARGED OR CHANGED BY ANY DISTRIBUTOR DEALER OR OTHER PERSON WHATSOEVER ALL WORK UNDER THE TERMS OF THIS WARRANTY SHALL BE PERFORMED DURING NORMAL WORKING HOURS ALL REPLACEMENT PARTS WHETHER NEW OR REMANUFACTURED ASSUME AS THEIR WARRANTY PERIOD ONLY THE REMAINING TIME PERIOD OF THIS WARRANTY THE COMPANY WILL NOT BE RESPONSIBLE FOR 1 Normal maintenance as outlined in the installation and servicing instructions or owners manual including coil cleaning filter cleaning and or replacement and lubrication 2 Damage or repairs required as a consequence of faulty installation misapplication abuse improper servicing unauthorized alteration or improper operation 3 Failure to start due to voltage conditions blown fuses open circuit breakers or other damages due to the inadequacy or interruption of electrical service 4 Damage as a result of flo
7. 48GS GX Combination Gas Heating Electric Cooling Units A Guide To Operating and Maintaining Your Gas Heating Electric Cooling Unit NOTE TO INSTALLER FOR YOUR SAFETY This manual should be left with the equipment owner WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance FOR YOUR SAFETY Do not touch any electrical switch do not Do not store or use gasoline or other use any phone in your building flammable vapors and liquids in the vicin Immediately call your gas supplier from ity of this or any other appliance a neighbor s phone Follow the gas sup plier s instructions If you cannot reach your gas supplier call the fire department A WARNING Improper installation adjustment alteration serv ice or maintenance can cause injury or prop erty damage Refer to this manual For ee A WARNING or additional information consult a qualified in Before performing recommended maintenance staller service agency or the gas supplier be sure gas supply and main power switch to unit are turned off Electrical shock could cause personal injury II Model 48GS with Standard Wire Grille Model 48GX with Optional Louvered Grille Manufacturer reserves the right to discontinue or change at any time specifications or designs without notice and without incurring obligations Book 1 4 PC 111 Catalog No 534 742 Printed in U S A Form 48GS GX 1SO Pg 1 3 99 Replaces 48GS 1SO Tab ale Your combination
8. MANUFACTURED ASSUME AS THEIR WARRANTY PERIOD ONLY THE REMAINING TIME PERIOD OF THIS WARRANTY THE COMPANY WILL NOT BE RESPONSIBLE FOR 1 Normal maintenance as outlined in the installation and servicing instructions or owners manual including coil cleaning filter cleaning and or replacement and lubrication 2 Damage or repairs required as a consequence of faulty installation misapplication abuse improper servicing unauthorized alteration or improper operation 3 Failure to start due to voltage conditions blown fuses open circuit breakers or other damages due to the inadequacy or interruption of electrical service 4 Damage as a result of floods winds fires lightning accidents corrosive environments or other conditions beyond the control of the COMPANY 5 Parts not supplied or designated by the COMPANY or damages resulting from their use 6 COMPANY products installed outside the continental U S A Alaska Hawaii and Canada 7 Electricity or fuel costs or increases in electricity or fuel costs from any reason whatsoever including additional or unusual use of supplemental electric heat 8 ANY SPECIAL INDIRECT OR CONSEQUENTIAL PROPERTY OR COMMER CIAL DAMAGE OF ANY NATURE WHATSOEVER Some states do not allow the exclusion of incidental or consequential damages so the above limitation may not apply to you Copyright 1999 Carrier Corporation Manufacturer reserves the right to discontinue or change at any
9. air and return air ducts for leaks obstructions and insulation integrity Any problems found should be resolved at this time 8 Inspection of the unit base to ensure that no cracks gaps etc exist which may cause a hazardous condition 9 Inspection of the unit casing for signs of deterioration 10 Inspection of all electrical wiring and components to as sure proper connection 11 Inspection for leaks in the refrigerant circuit Pressure check to determine appropriate refrigerant charge 12 Inspection of compressor oil level 13 Operational check of the unit to determine working con ditions Repair or adjustment should be made at this time Your servicing dealer may offer an economical service con tract that covers seasonal inspections Ask for further details Complete service instructions can be found in the unit Installation Start Up and Service Instructions WARRANTIES Units 48GS and GX have warranties located at the back of this book Be sure to read the warranty carefully to de termine the coverage for your unit BEFORE YOU CALL FOR SERVICE CHECK FOR SEVERAL EASILY SOLVED PROBLEMS If insufficient heating or cooling is suspected Check for 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 these checks do not re veal the cause call your servicing dealer If your unit is not operating at all check the
10. ce con tact your dealer for instructions When replacing filters al ways use the same size and type of filter that was supplied originally by the installer Table 1 Indoor Air Filter Data UNIT SIZE FILTER SIZE 48GS018 030 20x20 48GS036 042 20x24 48GS048 060 24x30 48GX024 030 20x20 48GX036 20x24 48GX042 060 24x30 For filter grille installations only 44 WARNING Never operate your unit without filters in place Failure to heed this warning may result in damage to the blower motor and or compressor An accumulation of dust and lint on internal parts of your unit can cause loss of ef ficiency and in some cases fire Heat Exchanger To ensure dependable and efficient heating operation the heat exchanger should be checked by a qualified maintenance person before each heating season and cleaned when necessary This checkout should not be attempted by anyone not having the required expertise and equipment to properly do the job Checking and or cleaning the heat exchanger involves removing the gas controls as sembly and the flue collector box cover and when com pleted reinstalling the gas controls assembly for proper op eration Also the flue collector box cover must be replaced correctly so that a proper seal is maintained Contact your dealer for the required periodic maintenance Fans and Fan Motor Periodically check the con dition of fan wheels and housings and fan motor shaft bearings No lubricati
11. customers lifestyles please indicate the interests and activities in which you or your spouse enjoy participating on a regular basis 01 O Bicycling Frequently 14 O Needlework Knitting 27 U Health Natural Foods 39 O Our Nation s Heritage 02 D Golf 15 O Vegetable Gardening 28 O Photography 40 O Real Estate Investments 03 O Physical Fitness Exercise 16 D Flower Gardening 29 O Home Furnishing Decorating 41 O Stock Bond Investments 04 O Running Jogging 17 O Sewing 30 O Attending Cultural Arts Events 42 O Entering Sweepstakes 05 O Snow Skiing Frequently 18 O Crafts 31 O Fashion Clothing 43 O Casino Gambling 06 DO Tennis Frequently 19 O Automotive Work 32 O Fine Art Antiques 44 O Science Fiction 07 O Camping Hiking 20 O Electronics 33 O Foreign Travel 45 O Wildlife Environmental Issues 08 O Fishing Frequently 21 O0 Home Workshop Do It Yourself 34 DI Travel in the USA 46 O Dieting Weight Control 09 O Hunting Shooting 22 D Recreational Vehicles 35 O0 Gourmet Cooking 47 O Science New Technology 10 O Power Boating 23 O Stereo Records Tapes CDs 36 O Wines 48 O Self Improvement 11 O Sailing 24 O Buy Pre Recorded Videos 37 O Coin Stamp Collecting 49 O Walking for Health 12 O House Plants 25 O Avid Book Reading 38 O Collectibles Collections 50 O Watching Sports on TV 13 O Grandchildren 26 O Bible Devotional Reading Using the numbers in the above list please indicate the 3 most important activities for You Ll Ll
12. e unit heating operation A WARNING Components in heat section may be hot after unit has been started up When observing flame be care ful not to get close to or touch heating components or serious personal injury may result Watch the burner flame to see if it is bright blue If you observe a suspected malfunction or if the burner flames are not bright blue call your dealer 6 Replace burner access panel Unit Panels After performing any maintenance or serv ice on the unit be sure all panels are fastened securely in place to prevent rain from entering unit cabinet and to pre vent disruption of the correct unit airflow pattern REGULAR DEALER MAINTENANCE In addition to the type of routine maintenance you might be willing to perform your unit should be inspected regu larly by a properly trained service technician An inspection preferably each year but at least every other year should include the following 1 Inspection of all flue product passages including the burners heat exchanger and flue collector box 2 Inspection of all combustion and ventilation air pas sages and openings 3 Close inspection of all gas pipes leading to and inside of your unit 4 Inspection and if required cleaning of the condenser and evaporator coils 5 Inspection and if required cleaning of the evaporator drain pan 6 Inspection and cleaning of blower wheel housing and motor 7 Inspection of all supply
13. following list for easy solutions Check to be sure that your thermostat temperature se lector is set above the indoor temperature during the heating season or below the indoor temperature during the cooling season Be sure the system switch is in the proper HEAT or COOL position and not in the OFF position Is the electrical supply switch ON Are any fuses blown or has the circuit breaker tripped During the heating season check the external manual shutoff valve Is this lever parallel with the pipe indicating that the valve is open Or is the lever at a right angle indicating that the valve is closed If closed has the gas been shut off for safety reasons Otherwise you may open the valve and follow the start up procedures listed in this manual NOTE Before proceeding with the next check turn OFF the gas supply then the electrical power supply to the unit Remove the control access door During the heating season check the control dial on the internal gas valve Is it in the ON position If it is not be sure it was not turned off for the purpose of safety If no safety hazards exist follow the start up procedures in this manual If your unit still fails to operate call your servicing dealer for troubleshooting and repairs Specify the model and serial numbers of your unit Record them in this manual in the space provided If the dealer knows exactly which unit you have he may be able to offer sug
14. gestions over the phone or save valuable time through knowledgeable preparation for the service call IN CASE OF TROUBLE If after performing the above and unit performance is still unsatisfactory shut off the unit and call your dealer Dealer s Name Telephone Unit Model Unit Serial Number CUT ALONG DOTTED LINE CUT ALONG DOTTED LINE IMPORTANT IMPORTANT Please Fill Out And Return Within The Next 10 Days O 1 D Mr 2 O Mrs 3 I Ms 4 O Miss First Name Initial Last Name Street Apt No City State ZIP Code UM a EE eC a LP PE ER 0 Date of Installation L aa Lt Date of birth of person Month Day Year whose name appears above Ld lalo 9 Month Year important For proper registration please fill in the model number and serial number of this product Excluding yourself what is the SEX and AGE in years of children and other adults liv A Model Number ing in your household 1 O No one else in household Male Female Age Male Female Age B Serial Number 10 20 J years 10 20 _ years ESE E er de A LE 26 L years 10 20 L I years What type of product is this Marital Status 1 O Central Air Conditioner 1 O Married 3 O Widowed 2 O Gas Furnace 2 O Divorced Separated 4 O Never Married Single 3 D Oil Furnace 4 D Electric Furnace 5 O Heat Pump Occupation You Spouse HOmMemaker ia as tar dass Eon oh Pie he NA le do 0 1 D es Be a
15. how old was that system a er SEIEN ENTER BR OS gt 1 O Don t know 4 O 9 11 years 7 O 18 20 years Vocational Technical School 222222 nen OD 30 2 O 1 5 years 5 O 12 14 years 8 O 21 24 years SOME College 5 0 pas e al nt O 4 0 3 O 6 8 years 6 O 15 17 years 9 O Over 24 years Completed College a cele al rise 05 o Some Graduate School o a O 6 0 If this is a replacement what brand did you previously own Completed Graduate School 000002 eee El 7 0 EIA O Janitrol 11 0 d i D Bryan a ns 12 0 nic Which credit cards do you use regularly 3 D Carrier 8 U Payne 13 O Trane 1 O American Express Diners Club 4 O Day amp Night 9 D Rheem 14 D York 2 O MasterCard Visa Discover 5 O Heil 10 O Ruud 15 DOther__ v 3 D Department Store Oil Company etc What factors most influenced your selection of this product Check a maximum of two 4 O Do not use credit cards 1 O Brand reputation 6 O Energy efficiency 2 O Dealer reputation 7 O Location of dealer E B For your primary residence do you 3 D Previous experience with products 8 O Dealer s installation policy 1 O Own a House __ of this brand 9 O Friend s relative s recommendation 2 O Own a Townhouse or Condominium 4 D Previous experience with this dealer 10 O Contractor s dealer s recommendation 3 O Rent a House 5 O Price 11 O Other 4 O Rent an Apartment Townhouse or Condominium To help us understand our
16. imited Warranty N On J i N il N N N N Y ONE YEAR WARRANTY This CARRIER CORPORATION herein after referred to as COMPANY product is warranted to be free from defects in material and workmanship under normal use and maintenance for a period of one year from the date of original installation whether or not actual use begins on that date A new or remanufactured part at the COMPANY S sole option to replace any defective part will be provided without charge for the part itself PROVIDED the defective part is returned to our distributor through a qualified servicing dealer The replacement part assumes the unused portion of the warranty THIS WARRANTY DOES NOT INCLUDE LABOR OR OTHER COSTS incurred for diagnosing repairing removing installing shipping servicing or handling of either defective parts or replacement parts or complete unit Such costs may be covered by a separate warranty provided by the installer EXTENDED 9 YEAR WARRANTY ON COMPRESSOR ONLY During the second through tenth years after the date of original installation the COMPANY further warrants the compressor against defects in material or workmanship under normal use and maintenance A new or remanufactured compressor at the COMPANY S nn will be provided under the same conditions as stated in the ONE YEAR EXTENDED 9 YEAR WARRANTY ON GAS FIRED HEAT EXCHANGER ONLY During the second through tenth years afte
17. l start Main gas valve will open and main burners should ignite within 5 seconds If the burner does not light within 5 seconds the ignition module will go into a Retry mode after a period of approximately 22 sec onds following the 5 second ignition period If the burners do not light within 15 minutes of the initial call for heat there is a lockout Step 11 Set the temperature selector on room ther mostat to desired setting 44 WARNING If the main burners fail to light or the blower fails to start shut down gas heating section and call your dealer for service Never attempt to manually light the main burners on unit with a match lighter or any other flame If the electric sparking device fails to light the main burn ers refer to the following shutdown procedures then call your dealer as soon as possible Failure to follow these requirements could result in serious personal injury ZEEE Fig 1 Gas Heating Electric Cooling Unit Unit 48GS Shown TO SHUT UNIT OFF 44 WARNING Do not turn off the electrical power to unit without first turning off the gas supply Failure to follow these procedures can result in serious fire or personal injury NOTE If unit is being shut down because the heating sea son has ended make sure to turn on power to cooling system If unit is being shut down because of a malfunction call your dealer as soon as possible Should ove
18. mes the unused portion of the warranty THIS WARRANTY DOES NOT INCLUDE LABOR OR OTHER COSTS incurred for diagnosing repairing removing installing shipping servicing or handling of either defective parts or replacement parts or complete unit Such costs may be covered by a separate warranty provided by the installer EXTENDED 4 YEAR WARRANTY ON COMPRESSOR ONLY During the second through fifth years after the date of original installation the COMPANY further warrants the compressor against defects in material or workmanship under normal use and maintenance A new or remanufactured compressor at the COMPANY S ee will be provided under the same conditions as stated in the ONE YEAR EXTENDED 9 YEAR WARRANTY ON GAS FIRED HEAT EXCHANGER ONLY During the second through tenth years after the date of original installation the COMPANY further warrants the gas fired heat exchanger against defects in material or workmanship under normal use and maintenance A new or remanufactured heat exchanger at the COMPANY S sole option will be provided under the same conditions as stated in the ONE YEAR WARRANTY THESE EXTENDED WARRANTIES DO NOT INCLUDE LABOR OR OTHER COSTS incurred for diagnosing repairing removing installing shipping servicing or handling of either defective parts or replacement parts THESE WARRANTIES APPLY ONLY TO PRODUCTS IN THEIR ORIGINAL INSTALLATION LOCATION AND BECOME VOID UPON REINSTALLATION 11 This warranty gives you
19. ods winds fires lightning accidents corrosive environments or other conditions beyond the control of the COMPANY 5 Parts not supplied or designated by the COMPANY or damages resulting from their use 6 COMPANY products installed outside the continental U S A Alaska Hawaii and Canada 7 Electricity or fuel costs or increases in electricity or fuel costs from any reason whatsoever including additional or unusual use of supplemental electric heat 8 ANY SPECIAL INDIRECT OR CONSEQUENTIAL PROPERTY OR COMMER CIAL DAMAGE OF ANY NATURE WHATSOEVER Some states do not allow the exclusion of incidental or consequential damages so the above limitation may not apply to you MODEL 48GX WARRANTY Joe o o o o o o o aao oaaao O O 7 CARRIER CORPORATION U IF YOUR UNIT DOES NOT WORK FOLLOW THESE STEPS IN ORDER FIRST Contact the installer You may find his name on the product or in your Homeowner s Packet If his name is not known call your builder if yours is a new residence Contact the nearest CARRIER distributor See telephone yellow pages Contact CARRIER CORPORATION Consumer Relations Department P O Box 4808 Syracuse New York 13221 Phone 1 800 CARRIER 227 7437 SECOND THIRD Model No Unit Serial No Date of Installation Installed by Name of Owner Address of Installation EFF ROTOR RP Outdoor Cooling Heating Cooling or Heating Product Units Smaller Than 185 000 Btuh Cooling Capacity L
20. on of condenser or evaporator fan bearings or motors 1s required or recommended Evaporator and Condenser Coils Cleaning of the coils should only be done by qualified service per sonnel Contact your dealer for the required annual maintenance Condensate Drain The drain pan and condensate drain line should be checked and cleaned at the same time the cooling coils are checked by your dealer Compressor All compressors are factory shipped with a normal charge of the correct type refrigeration grade oil in them and should rarely require additional oil The service person must be certain the proper oil level is maintained in the compressor when it is installed and running Condenser Fan 44 WARNING Do not poke sticks screwdrivers or any other object into revolving fan blades Severe bodily injury may result The fan must be kept free of all obstructions to en sure proper cooling Contact your dealer for any required service BURNERS GAS VALVE HOOD Fig 2 Gas Heating Electric Cooling Unit MAIN ON NTRA 50 60 70 80 STEP 1 STEP 3 OFF STEP 10 STEP 8 STEP 9 Fig 3 To Light Unit 4 OFF STEP 1 STEP 2 STEP 3 OFF Fig 4 To Shut Unit Off SSSA FILTER ACCESS PANEL For accessory filter rack Fig
21. r the date of original installation the COMPANY further warrants the gas fired heat exchanger against defects in material or workmanship under normal use and maintenance A new or remanufactured heat exchanger at the COMPANY S sole option will be provided under the same conditions as stated in the ONE YEAR WARRANTY THESE EXTENDED WARRANTIES DO NOT INCLUDE LABOR OR OTHER COSTS incurred for diagnosing repairing removing installing shipping servicing or handling of either defective parts orreplacement parts THESE WARRANTIES APPLY ONLY TO PRODUCTS IN THEIR ORIGINAL INSTALLATION LOCATION AND BECOME VOID UPON REINSTALLATION This warranty gives you specific legal rights and you may also have other rights which vary from state to state Effective on product manufactured after July 1 1987 Supersedes any other warranty certificates supplied with the product LIMITATIONS OF WARRANTIES ALL IMPLIED WARRANTIES INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY ARE HEREBY LIMITED IN DURATION TO THE PERIOD FOR WHICH THE LIMITED WARRANTY IS GIVEN SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS SO THE ABOVE MAY NOT APPLY TO YOU THE EXPRESSED WARRANTIES MADE IN THIS WARRANTY ARE EXCLUSIVE AND MAY NOT BE ALTERED ENLARGED OR CHANGED BY ANY DISTRIBUTOR DEALER OR OTHER PERSON WHATSOEVER ALL WORK UNDER THE TERMS OF THIS WARRANTY SHALL BE PERFORMED DURING NORMAL WORKING HOURS ALL REPLACEMENT PARTS WHETHER NEW OR RE
22. rheating occur or the gas supply fail to shut off shut off the manual gas valve to the unit before shutting off the electrical supply Do not use this unit if any part has been under water Im mediately call a qualified service technician to inspect the unit and to replace any part of the control system and any gas control which has been under water Refer to Fig 4 while proceeding with the following steps Step 1 Set the temperature selector on room thermo stat to lowest temperature setting and set system switch to OFF Step 2 Close the external manual shutoff valve Step 3 Turn off the electrical power supply to the unit Step 4 Remove the front access panel Step 5 Move the selector switch on the internal gas valve to the OFF position Step 6 Replace the burner access panel Step 7 Restore electrical power to the unit and set sys tem switch to COOL to ensure operation of the cooling sys tem during the cooling season ROUTINE MAINTENANCE All routine maintenance should be handled by skilled ex perienced personnel Your dealer can help you establish a standard procedure For your safety keep the unit area clear and free of com bustible materials gasoline and other flammable liquids and vapors To assure proper functioning of the unit flow of combus tion and ventilating air must not be obstructed from reaching the unit Clearance of at least 30 in is required on all sides except the duc
23. t side MAINTENANCE AND CARE FOR THE EQUIPMENT OWNER Before proceeding with those things you might want to maintain yourself please carefully consider the following 44 WARNING 1 TURN OFF GAS SUPPLY AND ELECTRICAL POWER TO YOUR UNIT BEFORE SERVICING OR PERFORMING MAINTENANCE Do not turn off electrical power to this unit without first turning off the gas supply When removing access panels or performing main tenance functions inside your unit be aware of sharp sheet metal parts and screws Although special care is taken to reduce sharp edges to a minimum be ex tremely careful when handling parts or reaching into the unit Air Filters Air filter s should be checked at least ev ery 3 or 4 weeks and changed or cleaned whenever it be comes dirty Dirty filters produce excessive stress on the blower motor and can cause the motor to overheat and shut down Table 1 indicates the correct filter size for your unit Refer to Fig 5 to access the filter s To replace or inspect filter s or accessory filter rack when supplied 1 Remove the filter access panel using a 6 1n nut driver 2 Remove the filter s by pulling the filter s out of the unit If the filter s is dirty clean or replace with new one When installing the new filter s note the direction of the airflow arrows on the filter frame If you have difficulty in locating your air filter s or if you have questions concerning proper filter maintenan
24. time specifications or designs without notice and without incurring obligations Book 1 4 PC 111 Catalog No 534 742 Printed in U S A Form 48GS GX 1SO Pg 12 3 99 Replaces 48GS 1SO Tab ae
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