Carrier BW9 Operation And Maintenance Manual
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Carrier BW9 Operation And Maintenance Manual

Gas-fired direct ven condensing water boiler
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See also: User's Information Manual , User Manual
WARNING: If the information in this manual
is not followed exactly, a fire or explosion may
result causing property damage, personal
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:
• Do not try to light any appliance.
• Do not touch any electric switch; do not use any phone in your
building.
• Immediately call your gas supplier from a neighbor's phone.
Follow the gas suppliers'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.
NOTE TO INSTALLER:
This manual must be left with the equipment user.
Gas-Fired Direct Vent Condensing Water Boiler
Model BW9
Gas-Fired
Direct Vent
Condensing
Water Boiler
USER'S INFORMATION
MANUAL FOR THE
OPERATION AND
MAINTENANCE OF YOUR
NEW GAS-FIRED DIRECT
VENT CONDENSING BOILER

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Summary of Contents for Carrier BW9

  • Page 1 — WHAT TO DO IF YOU SMELL GAS: • Do not try to light any appliance. • Do not touch any electric switch; do not use any phone in your Model BW9 building. • Immediately call your gas supplier from a neighbor’s phone.

  • Page 2: Boiler Identification

    Spend just a few minutes with this manual to learn the operation of your new boiler and the small amount of maintenance it takes to help keep it operating at peak efficiency. Model BW9 Gas-Fired Direct Vent...
  • Page 3 PRE-MIX BURNER SIGHT GLASS TEMPERATURE/ PRESSURE GAUGE GAS VALVE INTEGRATED BOILER CONTROL WITH DIAGNOSTICS CONTROL PANEL AIR PRESSURE SWITCH TRANSFORMER EXHAUST TEE WITH DRAIN CONDENSATE TUBE BOILER DRAIN FLUE EXHAUSTER...

  • Page 4: Starting Your Boiler

    IMPORTANT FACTS ABOUT YOUR NEW BOILER Your boiler must have air for combustion and ventilation. Do not enclose in an airtight room or enclosure. To minimize the possibility of serious personal injury, fire, damage to your boiler, or improper operation, carefully follow these safety rules: 1.
  • Page 5 3. This appliance is equipped with an ignition device, which automatically lights the burner. DO NOT try to light the burner by hand. 4. Remove the front jacket panel. 5. Turn the gas control knob clockwise to “OFF”. INLET GAS CONTROL KNOB SHOWN IN "ON"...

  • Page 6: Performing Routine Maintenance

    4. Turn the gas control knob clockwise to “OFF”. Do not force. 5. Replace the front jacket panel. PERFORMING ROUTINE MAINTENANCE With only routine maintenance and care, you can rely on your new boiler to operate economically and reliably for many years. Some of the maintenance you may want to do yourself.
  • Page 7 4. Turn the electrical supply to the boiler to ON. 5. Start your boiler and observe its operation. Watch the burner flames to see if they are bright blue. 6. Replace burner access door. If you observe a suspected malfunction, or that the burner flames are not bright blue, call your dealer. A CHECKUP LIST Your boiler represents an important investment in your family’s comfort and your home’s value.
  • Page 8 BEFORE YOU REQUEST A SERVICE CALL IF YOUR BOILER FAILS TO OPERATE Follow this checklist step by step, advancing to the next one only if boiler fails to operate. • Check thermostat for proper temperature setting. • Is electrical power supply to boiler on? •...

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