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user’s information manual
581B
SINGLE PACKAGE ROOFTOP
DuraPac Plus Series
GAS HEATING/
Sizes 036-150
1
ELECTRIC COOLING UNITS
3 to 12 / Tons
2
Cancels: OM11-19 OM11-22
3/15/02
TO LIGHT UNIT
NOTE TO INSTALLER:
WARNING:
This manual should be left with the equipment owner.
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-
WARNING: If the information in this manual
dures that must be fol
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E E R R O O MAIN ON OFF STEP 3 STEP 2 STEP 1 TWO-STAGE GAS VALVE SINGLE-STAGE VALVE 3-Phase Models California Compliant 3-Phase STEP 4 581B036-072072 581B036-060071 581B036-072115 581B036-060114 581B048-072150 581B048,060149 581B090-102125 Single Phase 581B090-120180 581B036-060072 TWO-STAGE GAS VALVE SINGLE-STAGE VALVE 581B090-150224 581B036-060115 581B120-150250 581B048,060150 Low NO x 581B036-060060N 581B036-060090N 581B048,060120N STEP 5 3-Phase Models California Compliant 3-Phase 581B036-07
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VII. Step 7 Should overheating occur, or the gas supply fail to shut off, shut off the manual gas valve to the unit before shutting off Replace the burner access panel. the electrical supply. VIII. Step 8 Do not use this unit if any part has been under water. Imme- Turn on the electrical supply to unit. diately call a qualified service technician to inspect the unit IX. Step 9 and to replace any part of the control system and any gas control which has been under water. Open the manual gas valve.
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E R O MAIN ON OFF STEP 2 STEP 3 STEP 1 TWO-STAGE GAS VALVE SINGLE-STAGE VALVE California Compliant 3-Phase 3-Phase Models 581B036-060071 581B036-072072 581B036-060114 581B036-072115 581B048,060149 581B048-072150 Single Phase 581B090-102125 581B036-060072 581B090-120180 581B036-060115 581B090-150224 STEP 4 581B048,060150 581B120-150250 Low NO x 581B036-060060N 581B036-060090N 581B048,060120N STEP 5 STEP 6 STEP 7 Fig. 3 — To Shut Unit Off —4— LOCK-OUT TAG W E R C S C HI M O F F ON M1 O F P3 F C2 O
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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 do the job properly. Checking and/or cleaning the heat exchanger 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 m
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See Fig. 1 and 5 and proceed as follows to inspect the XI. UNIT PANELS combustion area and venting system of your unit. After performing any maintenance or service on the unit, be sure all panels are securely fastened in place to prevent rain 1. Turn off gas supply to your unit. from entering unit cabinet and to prevent disruption of the 2. Turn off electrical power to your unit. Install lockout correct unit airflow pattern. tag on disconnect. 3. Remove compressor and burner access panels. REGUL
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BEFORE YOU CALL FOR SERVICE, CHECK FOR power supply to the unit. Remove the compressor access SEVERAL PROBLEMS THAT CAN BE EASILY SOLVED panel. ( ) During the heating season, check the control switch on If insufficient heating or cooling is suspected: the gas valve. Is it in the ON position? If it is not, be sure it ( ) Check for sufficient airflow. Check the air filter for dirt. has not been turned off as a safety precaution. If no safety Check for blocked return- or supply-air grilles. Be sure
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Bryant Heating & Cooling Systems FOR SERVICE OR REPAIR, FOLLOW THESE STEPS IN ORDER: FIRST: Contact the installer. You may find his name on the product or in your Homeowner's Packet. If the installer’s name is not known, call your builder if yours is a new residence. SECOND: Contact the nearest distributor. (See telephone yellow pages.) THIRD: Contact: BRYANT HEATING & COOLING SYSTEMS Consumer Relations Department P.O. Box 4808 Syracuse, New York 13221 Phone: 1-800-428-4326 Model No. Unit Seria
