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NOTE TO INSTALLER:
This manual must be left with the equipment
user.
!
WARNING:
FIRE OR EXPLOSION HAZARD
Failure to follow safety warnings exactly could
result in serious 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.
!
WARNING:
Carbon Monoxide is invisible, odorless, and toxic!
Bryant Heating & 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 at-
tached garages. Follow the alarm manufacturer's
instruction included with the alarm.
USER'S INFORMATION MANUAL
CONDENSING GAS FURNACE
USER: Please read all instructions in
the manual and retain all manuals for
future reference.
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.
MODEL 345MAV

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Summary of Contents for Bryant 345MAV

  • Page 1: Combustible Materials, Gasoline Warning

    A flood-damaged furnace is Carbon Monoxide is invisible, odorless, and toxic! extremely dangerous. Attempts to use the Bryant Heating & Cooling Systems recommends a furnace can result in fire or explosion. A carbon monoxide alarm in your home, even if you qualified service agency should be contacted...
  • Page 2: Table Of Contents

    1. Combustible Materials, Gasoline Warning ....1,4 Congratulations! In light of rising energy costs, the 345MAV 2. Furnace Must be Kept Free and Clear of Insulating Multipoise Condensing Gas Furnace is among the soundest Material Warning .
  • Page 3: Furnace Components

    Pressure switch ensures adequate flow of flue gas through furnace and out vent system. Inducer motor. Pulls hot flue gases through the heat exchangers, maintaining negative pressure for added MODEL 345MAV FURNACE safety. (SHOWN IN UPFLOW POSITION) Condensate drain connection. Collects moisture condensed from burned gases for disposal into home drain system.
  • Page 4: Safety Considerations

    SAFETY the flow of fresh air to the unit. BEFORE STARTING • Combustion air must be clean and CONSIDERATIONS YOUR FURNACE uncontaminated with chlorine or fluo- Examine the furnace installation to Recognize safety information. This is rine. These compounds are present in determine that: the safety-alert symbol .
  • Page 5: Steps For Starting Your Furnace

    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. •...
  • Page 6: Shutting Down Your Furnace

    Installing and servicing of heating equipment can be hazardous due to gas and electrical components. Only trained and qualified personnel should install, repair, or service heat- ing equipment. Untrained personnel can perform basic maintenance func- tions such as cleaning and replacing air filters.
  • Page 7 furnace air filter be checked every 3 or 4 5. Inspect the filter. If torn, replace it. weeks and cleaned if necessary. NOTE: If washable filter that was If installed with factory-specified dis- shipped with the furnace has been posable media filter, check or replace fil- replaced with an electronic air cleaner ter before each heating and cooling (EAC), refer to the EAC Owner’s Man-...
  • Page 8: Combustion Area And Vent System

    Inspect the gas burners, igniter area, transparent. (See Fig. 28.) If you CAUTION observe a suspected malfunction, and remainder of furnace for dirt, rust, Use care when cutting support or the burner flames are not clear soot, or scale. blue, call your dealer. rods filters protect...
  • Page 9: A Check-Up Checklist

    5. Connect field-supplied 1/2-in. and your home’s value. To keep it the expense of a service call by check- ID tube to upper inducer housing performing properly and to prevent ing a few things yourself before calling drain connection. future problems, have a trained service for service.
  • Page 10 • Check for obstructions around the vent termination. If your furnace still fails to operate, call your service representative. For your convenience, record the fur- nace product and serial numbers on back page. Should you ever require ser- vice, you will have ready access to the information needed by your service representative.
  • Page 12: Installation Data

    INDOOR COIL: Telephone Product No. FURNACE Model No. Product No. Serial No. Model No. Serial No. Cancels: OM05-40 OM05-44 © 2003 Bryant Heating & Cooling Systems, 7310 W. Morris St., Indpls., IN 46231 Printed in U.S.A. Catalog No. 5334-519 10-03...

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