Bryant OM11-19 User's Manual
Contents
1. 3 Phase Models California Compliant 3 Phase 581B036 072072 581B036 06007 1 581B036 072115 581B036 060114 581B048 072150 581B048 060149 581B090 102125 Single Phase 581B090 120180 581B036 060072 581B090 150224 581B036 060115 STEP 4 581B120 150250 581B048 060150 ow NO 581B036 060060N 581B036 060090N 581B048 060120N STEP 5 MAIN OFF STEP 7 Fig 3 To Shut Unit Off wes ve Lo lt lt 23 ANY ESSN RA BRR Sees Pes IX es vag COR SoS lt 2 335 SS RA A Desa XS So SS LO r s S25 BOSS Re De SZ ZEZ RR RR os aa na L a SEBS DS Ds SBE SSE lt 2 SELES SELES BEES oS SRR RGC a CRESS DOC SHES SR IX era 2S SS SZ XX RR RI L LS Ro Les RR S25 XL XL RZ VELA RR LS RD DS EL SERS SRS Perea a es es RI Soo FILTER ACCESS PANEL Fig 4 Typical Filter Access Panel Location 581B090 Shown To replace or inspect filters 1 Lift up and remove filter access panel 2 While holding filter tilt upper filter track 3 Remove filters by pulling up and out toward you from the track 4 Inspect or replace filters 5 Place filters back in the filter tracks When installing filters note the direction of airflow arrows on the fil ter frame 6 Reinstall filter access panel If you have difficulty locating your air filter or if you have questions concer2. WARNING Do not attempt to light by hand seri ous Injury or death may result 581B DuraPac Plus Series Sizes 036 150 3 to 121 Tons Cancels OM11 19 OM 11 22 3 15 02 TO LIGHT UNIT N WARNING 1 Do not attempt to light by hand personal injury may result 2 Before attempting to start the gas heating sec tion familiarize yourself with all the proce dures that must be followed If you do not follow these instructions exactly a fire or explosion may result Property damage injury or loss of life could occur See Fig 1 for location of gas valve Refer to Fig 2 while proceeding through the following steps I Step 1 Set room thermostat to the lowest temperature setting and set SYSTEM switch to HEAT or AUTO position ll Step 2 Close the manual gas valve Ill Step 3 Turn off the electrical supply to the unit and install lockout tag IV Step 4 Remove the burner access panel V Step 5 Move the control on the gas valve to the OFF position and wait 5 minutes VI Step 6 Move control on gas valve to ON position FLUE HOOD i GAS VALVE ae P Sues ACCESS PANEL Fig 1 Typical Gas Valve Location 581B090 Shown STEP 1 3 Phase Models 581B036 072072 581B036 072115 581B048 072150 581B090 102125 581B090 120180 581B090 150224 581B1
3. Check for sufficient airflow Check the air filter for dirt Check for blocked return or supply air grilles Be sure they are open and unobstructed If these checks do not reveal the cause call your servicing dealer If your unit is not operating at all check the 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 COOL or AUTO position and not in the OFF position ls 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 indi cating that the valveis 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 shut OFF the gas supply to the unit and then turn OFF the electrical power supply to the unit Remove the compressor access panel During the heating season check the control switch on the gas valve Is it in the ON position If it is not be sure it has not been turned off as a safety precaution If no safety hazards are present follow the start up
4. and ventilation air pas Sages and openings Close inspection of all gas pipes leading to and inside your unit Inspection and if required cleaning of the condenser and evaporator coils Inspection and if required cleaning of the conden sate drain pan and trap Inspection and cleaning of blower wheel housing and motor Inspection of all supply and return air ducts for leaks obstructions and insulation integrity Any problems found should be resolved at time of inspection Inspection of the unit base for cracks gaps etc which may cause a hazardous condition Inspection of the unit casing for signs of deterioration Inspection of all electrical wiring and components to ensure proper connection Inspection for leaks in therefrigerant circuit Pressure check to determine appropriate refrigerant charge Inspection and cleaning of fan wheels and housings belt tension and fan motor and shaft bearings Operational check of the unit to determine working conditions Repair or adjustment should be made at the time of inspection Your servicing dealer may offer an economical service contract that covers seasonal inspections Ask for fur ther details Complete service instructions can be found in the base unit Installation Start Up and Service Instructions BEFORE YOU CALL FOR SERVICE CHECR FOR SEVERAL PROBLEMS THAT CAN BE EASILY SOLVED If insufficient heating or cooling is Suspected
5. call your dealer as soon as possible If unit is being shut down because the heating season has ended restore electrical power to the unit to ensure opera tion of the cooling system during the cooling season Should overheating 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 mme diately 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 MAINTAINING YOUR UNIT All maintenance should be handled by skilled experienced personnel Your dealer can help you establish a standard procedure For your safety keep the unit area clear and free of combus tible materials gasoline and other flammable liquids and vapors To ensure proper functioning of the unit flow of combustion and ventilating air must not be prevented from reaching the unit To ensure proper airflow clearance to the condenser coll Should be 36 in on one side and 12 in on the other Either side may receive the greater clearance A clearance of 1 in from the bottom of the unit to combustible surfaces must be maintained when not using a roof curb A clearance of O in from the bottom of the base rail to combustible surfaces must be maintained when not using a roof curb A 60 in clearance above the unit must be allowed for proper conden
6. defective electrical element without charge for the part itself None of these warranties include labor or other costs incurred for diagnosing repairing removing installing shipping servicing or handling of either defective parts or replacement parts or new units WARRANTY CONDITIONS Warranties apply only to products in their original installation location 2 Installation use care and maintenance must be normal and in accordance with instructions contained in the Owners Manual and Companys service information Defective parts must be returned to the distributor through a registered servic ing dealer for credit 4 All work shall be performed during normal working hours LIMITATION OF WARRANTIES ALL IMPLIED WARRANTIES INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PAR TICULAR PURPOSE ARE HEREBY LIMITED IN DURATION TO ONE YEAR SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS SO THE ABOVE MAY NOT APPLY TO YOU THE EXPRESS WARRANTIES ARE EXCLUSIVE AND MAY NOT BE ALTERED ENLARGED OR CHANGED BY ANY DISTRIBUTOR DEALER OR OTHER PERSON WHATSOEVER COMPANY WILL NOT BE RESPONSIBLE FOR 1 Normal maintenance as outlined in the installation and servicing instructions or Owners Manual including filter cleaning and or replacement and lubrication Damage or repairs required as a consequence of faulty installation misappli cation abuse improper servicing unauthorized
7. alteration or improper operation Failure to start due to voltage conditions blown fuses open circuit breakers or damages due to the inadequacy or interruption of electrical service Damage as a result of floods winds fires lightning accidents corrosive envi ronments or other conditions beyond the control of Company Parts not supplied or designated by Company or damages resulting from their use Company products installed outside the continental U S A Alaska Hawaii and Canada Electricity or fuel costs or increases in electricity or fuel costs from any reason whatsoever including additional or unusual use of supplemental elec tric heat ANY SPECIAL INDIRECT OR CONSEQUENTIAL PROPERTY OR COM MERCIAL 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 This Warranty gives you specific legal rights and you may also have other rights which vary from state to state Catalog No 5358 110 Copyright 2002 Bryant Heating and Cooling Systems Effective on product manufactured after July 1 1987 Supersedes any other warranty certificates supplied with the product 39004DP247 CATALOG NO 5358 111
8. light the time delay is repeated If the burner does not light within 15 minutes there is a lockout If burn ers still do not light call for service A WARNING Ifthe main burners fail to light or the blower fails to start shut down gas heating section and call your dealer for service Failure to follow these requirements could result in serious injury or death XI Step 11 Set the temperature selector on the room thermostat to de sired setting TO SHUT UNIT OFF N WARNING 1 Donot turn off the electrical power to unit with out first turning off the gas supply 2 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 burners refer to the following shutdown procedures Call your dealer as soon as possible Failure to follow these procedures could result in seri ous fire or serious injury or death Refer to Fig 3 while proceeding with the following steps I Step 1 Set room thermostat to lowest temperature setting and set SYSTEM switch to OFF position ll Step 2 Close the external manual gas valve lll Step 3 Turn off the electrical power supply to unit and install locte out tag IV Step 4 Remove the burner access panel V Step 5 Move the control on the gas valve to the OFF position VI Step 6 Replace the burner access panel VII Step 7 If unit is being shut down because of a malfunction
9. 20 150250 MAIN OFF STEP 8 USIUGUICIIECIT 50 60 70 80 LOCR OUT TAG STEP 2 STEP 3 TWO STAGE GAS VALVE SINGLE STAGE VALVE 3 Phase Models 581B036 072072 581B036 072115 581B048 072150 581B090 102125 581B090 120180 581B090 150224 581B120 150250 California Compliant 3 Phase 581B036 06007 1 581B036 060114 581B048 060149 Single Phase 581B036 060072 581B036 060115 581B048 060150 Low NO 581B036 060060N 581B036 060090N 581B048 060120N STEP 5 California Compliant 3 Phase 581B036 060071 581B036 0601 14 581B048 060149 Single Phase 581B036 060072 581B036 060115 581B048 060150 Lovv NO 581B036 060060N 581B036 060090N 581B048 060120N STEP 6 TOUSEN 50 60 70 80 m OFF i COOL HEAT amp e AUTO STEP 9 STEP 10 Fig 2 To Light Unit a FE VII Step 7 Replace the burner access panel VIII Step 8 Turn on the electrical supply to unit IX Step 9 Open the manual gas valve X Step 10 Set room thermostat selector slightly above room tempera ture to start unit The induced draft combustion air fan will start Main gas valve will open and main burners should Ignite within 5 seconds If the burners do not light thereis a 22 second delay before another 5 second try If the burner still does not
10. g Systems here inafter referred to as Company warrants this product to be free from defects in material and workmanship If a defect is found within one year from date of original installation of product whether or not actual use begins on that date Company will provide a new or remanufactured part at Company s sole option to replace any defective part without charge for the part itself TEN YEAR LIMITED WARRANTY ON HEAT EXCHANGER ONLY If a defect is found in the heat exchanger within ten years from the date of original installa tion of product Company will either provide a new or remanufactured heat exchanger without charge for the part itself or at Company s option allow a credit in the amount of the then factory selling price for a new equivalent heat exchanger toward the retail purchase price of a new Bryant unit FIVE YEAR LIMITED WARRANTY ON COMPRESSOR ONLY If a defect is found in the compressor within five years from the date of original installation of product Company will provide a new or remanufactured compressor at the Company s sole option to replace any defective compressor without charge for the part itself FIVE YEAR LIMITED WARRANTY ON ELECTRICAL ELEMENT FOR AIR HEATING ONLY If a defect is found in any electrical element within five years from the date of original installation of product Company will provide a new or remanufactured electrical element at the Company s sole option to replace
11. hanger Involves removing the gas controls assembly and the flue collector box cover When finished the gas controls assembly must be reinstalled for proper operation 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 lll FANS BELTS AND FAN MOTOR At the beginning of each heating and cooling season check the condition of fan wheels and housings belt tension and fan motor shaft bearings No lubrication of condenser or evapora tor fan bearings or motors is required or recommended IV EVAPORATOR AND CONDENSER COILS Inspect and clean the condenser and evaporator coils at the beginning of each cooling season or more frequently as con ditions require Cleaning of the coils should only be done by qualified service personnel Contact your dealer for the required annual maintenance V CONDENSATE DRAIN The drain pan condensate trap and drain line should be checked and cleaned at the same time the cooling coils are checked by your dealer VI COMPRESSOR All compressors are factory supplied with a normal charge of the correct type of refrigeration grade oil and should not re quire additional oil Vil CONDENSER FAN N WARNING Do not poke sticks screwdrivers or any other object into revolving fan blades Severe bodily injury could result The fan must be kept free of all obstructions to ensure proper cooling Con
12. ning proper filter maintenance contact your dealer for additional instructions When replacing your unit s filters always use the same size and type of filter that was originally supplied by the installer Units with outdoor air capability have a cleanable filter for the outdoor air This filter should be checked annually and cleaned as necessary with steam or hot water and a mild detergent Do not use throwaway filters in place of cleanable filters N WARNING Never operate your unit without fil ters 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 efficiency and in some cases fire that could result in serious injury or death Table 1 Indoor Air Filter Data INDOOR AIR FILTERS dd Ui as Throwaway Fiberglass 096 072 16 x25 x2 090 102 16x 20 x2 190 150 a 202 NOTE See unit Installation Instructions if optional filters are used When replacing filters always use the same type and size originally supplied ll 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 neces sary This checkout should not be attempted by anyone who does not have the required licensing expertise and or equip ment to dothe job properly Checking and or cleaning the heat exc
13. 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 man ual in the space provided If the dealer knows exactly which unit you have he may be able to offer suggestions over the phone or save valuable time through knowledgeable prepa ration for the service call IN CASE OF TROUBLE If after performing the above routine checks unit perfor mance is unsatisfactory shut off the unit and call your dealer Dealer s Name Telephone Unit Model Unit Serial Number Q QUAL FIRST SECOND THIRD Contact P O Box 4808 Phone 1 800 428 4326 Model No Date of Installation Name of Owner Joao aoo aoao EE aa Bryant Heating amp Cooling Systems FOR SERVICE OR REPAIR FOLLOW THESE STEPS IN ORDER Contact the installer You may find his name on the product or in your Homeowner s Packet If the installers name is not known call your builder if yours is a new residence Contact the nearest distributor See telephone yellow pages BRYANT HEATING amp COOLING SYSTEMS Consumer Relations Department Syracuse New York 13221 fA Unit Serial No Installed by Address of Installation fo Outdoor Cooling or Heating Cooling Product Units Smaller Than 185 000 Btuh Cooling Capacity Limited Warranty ONE YEAR LIMITED WARRANTY Bryant Heating amp Coolin
14. restore your unit to operation Observe unit heating operation N WARNING Components in heating section may be hot after unit has been started When observing flame be careful not to get close to or touch heating compo nents Serious personal injury could result ie 8 Watch the burner flame to see if it is bright blue If you observe a suspected malfunction or that the burner flame is not bright blue call your dealer Turn off unit gas supply and electrical power Replace compressor and burner access panels BURNER ACCESS PANEL INDUCED DRAFT BLOWER INDUCED DRAFT MOTOR z GAS VALVE HIDDEN Fig 5 Typical Heat Section Detail XI UNIT PANELS After performing any maintenance or service on the unit be sure all panels are securely fastened in place to prevent rain from entering unit cabinet and to prevent 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 regularly by a properly trained and qualified service technician An inspection preferably each year but at least every other year should include the following l 10 11 12 13 Inspection of all flue product passages including the burners heat exchanger and flue collector box Inspection of all combustion
15. ser fan operation A clearance of 42 in should be allowed on the unit control box side When ungrounded surfaces are present allow a 36 in dearance between unit and the ungrounded surfaces Allow 42 in between the unit and block or concrete walls or other grounded surfaces Clearance of 48 in must be maintained between flue side and combustible surfaces ROUTINE MAINTENANCE AND CARE FOR THE EQUIPMENT OWNER Consider the following information before maintaining or servicing equipment A WARNING 1 TURN OFF GAS SUPPLY AND THEN ELEC TRICAL POWER TO YOUR UNIT BEFORE SERVICING OR PERFORMING MAINTE NANCE 2 DO NOT turn off electrical power to this unit without first turning off the gas supply 3 When removing access panels or performing maintenance functions inside your unit be aware of sharp sheet metal parts and screws Although special care has been taken to reduce Sharp edges to a minimum be extremely care ful when handling parts or reaching into the unit Failure to follow these instructions could result in seri ous fire or serious injury or death I AIR FILTERS Air filter s should be checked at least every 3 or 4 weeks and changed or cleaned when necessary Table 1 indicates the correct filter size for your unit See Fig 4 for filter access door location BI CUISTI CIT 50 60 70 8 LOCR OUT TAG STEP 3 SINGLE S TAGE VALVE
16. tact your dealer for any required service Vill ELECTRICAL CONTROLS AND WIRING Electrical controls are difficult to check without proper Instrumentation If there are any discrepancies in the oper ating cycle contact your dealer and request service IX REFRIGERANT CIRCUIT The refrigerant circuit is difficult to check for leaks without the proper equipment If inadequate cooling is suspected contact your dealer for service X COMBUSTION AREA AND VENT SYSTEM The combustion area and vent system should be visually inspected before each heating season The normal accumula tion of dirt soot rust and scale can result in loss of effi ciency and improper performance if allowed to build up N CAUTION If your unit makes unusual or espe cially loud noises during heating shut down the heat Ing section and call your qualified Bryant dealer See Fig 1 and 5 and proceed as follows to inspect the combustion area and venting system of your unit 1 Pd 3 4 Turn off gas supply to your unit Turn off electrical power to your unit Install lockout tag on disconnect Remove compressor and burner access panels Using a flashlight carefully inspect the burner areas for dirt soot rust or scale A CAUTION If dirt soot rust or scale accumula tions are found call your dealer and do not operate your heating section 6 When you have completed your inspection follow the start up procedures in this manual to
17. user s information manual SINGLE PACKAGE ROOFTOP GAS HEATING ELECTRIC COOLING UNITS NOTE TO INSTALLER This manual should be left with the equipment owner WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property damage per sonal injury or loss of life 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 e Do not touch any electrical switch do not use any phone in your building e Immediately call your gas supplier from a neighbor s phone Follow the gas sup plier s instructions e 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 N WARNING Improper installation adjustment alteration service or maintenance could cause prop erty damage serious injury or death Refer to this manual For assistance or additional information consult a qualified installer service agency or the gas supplier N WARNING Before performing recommended maintenance be sure main power switch to unit is turned off Electrical shock could cause serious injury or death Your rooftop combination heating cooling unit is equipped with an automatic direct spark ignition and induced draft combustion blower
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