Williams 0743512 Owner's Manual

Williams 0743512 Owner's Manual

High efficiency direct vent wall furnace

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OWNER'S MANUAL
INSTALLATION INSTRUCTIONS
HIGH EFFICIENCY DIRECT VENT
WALL FURNACE
MODEL NUMBER (natural gas)
0743512
MODEL NUMBER (propane gas)
0743511
SAVE THIS MANUAL FOR FUTURE REFERENCE.
READ THIS OWNER'S MANUAL CAREFULLY BEFORE YOU
INSTALL YOUR NEW WILLIAMS WALL FURNACE.
WARNING: This Direct Vent Wall Furnace is approved
for aftermarket manufactured home installations (once the
manufactured home is sold, installed and stationary) unless
prohibited by local codes. Not for manufactured home
manufacturer (factory) installation. Do not install this
furnace (natural or propane gas) in trailers or
recreational vehicles.
WARNING: This product can expose you to
chemicals including epichlorohydrin which is known to
the State of California to cause cancer and birth defects
and/or other reproductive harm. For information go to
www.p65warnings.ca.gov
WARNING: Improper installation, adjustment,
alteration, service or maintenance can cause injury or
property damage. Refer to this manual. For assistance or
for additional information consult a qualified installer or,
service agency.
250 West Laurel Street, Colton CA 92324 • WWW.WFC-FC.COM • 1-888-444-1212
TM
VISITEZ NOTRE SITE WEB POUR LA VERSION FRANÇAISE DE CE MANUEL
VISITE NUESTRA PÁGINA WEB PARA LA VERSIÓN EN ESPAÑOL DE ESTE MANUAL
https://www.williamscomfortprod.com/products/furnaces/
7,400 BTU/hr.
WARNING: If the information in these instructions
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:
• Open all windows.
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use
any phone or cell phone in your building.
• Extinguish any open flame.
• Immediately call your gas supplier from a neighbor's
phone. Follow the gas supplier's instructions.
• If you cannot reach the gas supplier, call the fire
department.
– Installation and service must be performed by a
qualified installer, service agency or the gas supplier.

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Summary of Contents for Williams 0743512

  • Page 1 MODEL NUMBER (propane gas) 0743511 SAVE THIS MANUAL FOR FUTURE REFERENCE. READ THIS OWNER’S MANUAL CAREFULLY BEFORE YOU INSTALL YOUR NEW WILLIAMS WALL FURNACE. 7,400 BTU/hr. WARNING: This Direct Vent Wall Furnace is approved WARNING: If the information in these instructions...
  • Page 2: Installation Record

    INSTALLATION RECORD Model No. . Serial No. Original Purchaser Address City and State Dealer Address City and State Installation Date Name Signature (Dealer or authorized representative who certifies that this appliance is installed in accordance with Manufacturer’s instructions and local codes.) ANY WARRANTY CONSIDERATIONS ARE CONTINGENT ON INSTALLATION BY A QUALIFIED INSTALLER (CONTRACTOR).
  • Page 3: Table Of Contents

    SAFETY INFORMATION FOR USERS OF PROPANE GAS PROPANE GAS WARNINGS ODOR SERVICING YOUR HEATER Learn how to keep your new SOME POINTS TO REMEMBER Williams Furnace operating. WALL INSTALLATION OUTSIDE LOCATION FOR VENT TERMINAL GAS SUPPLY OPERATING INSTRUCTIONS SERVICING YOUR HEATER...
  • Page 4: General Information And Technical Data

    GENERAL INFORMATION AND TECHNICAL DATA This furnace is design certified to ANSI Z21.86-2004 / CSA • Clothing or other flammable material should not be 2.32-2004 Gas–Fired Gravity and Fan-Type, Direct-Vent placed on or near the furnace. Wall Furnaces as a Fan-Type Direct-Vent Wall Furnace •...
  • Page 5: Some Points To Remember

    container may draw in some air through openings • Close all gas tank or cylinder supply valves. such as pilot light orifices. If this occurs, some new • Propane gas is heavier than air and may settle in internal rusting could occur. If the valve is left open, low areas such as basements.
  • Page 6: Wall Installation

    INSTALLING YOUR FURNACE (100 mm) is recommended between the furnace and the TECHNICAL DATA (CONTINUTED) non-combustible shelf above it. mbar Gas equipment in residential garages must be installed NATURAL so that all burners and burner ignition devices are located in W.C. not less than 18-inches (460 mm) above the floor.
  • Page 7: Outside Location For Vent Terminal

    FIGURE 1 1 = FIXED/CLOSED 2 = OPENABLE V = VENT TERMINAL A = AIR SUPPLY Clearance above grade, veranda, porch, deck or balcony As specified in CGA B149 installation codes (1991). 12-inches (30 cm) minimum. (3) see notes below NOTE: Local codes or regulations may require different Clearance to window or door that may be opened clearances.
  • Page 8 INSTALLING YOUR FURNACE FIGURE 2 FIGURE 5 SUPPORT BRACKET A = 17.4 mm A = 90.5 mm FIGURE 3 INSULATING SHEET SUPPORT BRACKET FURNACE WITHOUT COVER UNSCREW TO REMOVE COVER UNSCREW CLOSEUP LEFT CLOSEUP RIGHT TO REMOVE MOUNTING MOUNTING COVER SLOT SLOT FIGURE 4...
  • Page 9: Gas Supply

    Gas Supply 8. Position the furnace on the wall inserting the inlet/ Check all local codes for requirements, especially for the outlet flue in the hole previously drilled. Make sure size and type of gas supply line required. On natural gas that the edges of the support bracket perfectly lines less than 15"...
  • Page 10 INSTALLING YOUR FURNACE gauge to the connection provided on the gas valve. Figure HIGH ALTITUDES (US ONLY) 8 - A Once installation is complete, the gas inlet pressure For altitudes/elevations above 2,000 feet (610 m), ratings must be checked. The minimum gas inlet pressure must should be reduced at the rate of 4-percent for each 1,000 feet be as shown in “Technical Data”.
  • Page 11: Operating Instructions

    OPERATING INSTRUCTIONS Before operating the furnace, read carefully all warnings and safety information in this manual. Make sure the attached lighting instructions tag hangs outside the unit after lighting the pilot. HIGH EFFICIENCY DIRECT VENT FURNACES...
  • Page 12: Servicing Your Heater

    SERVICING YOUR HEATER CHECKING, REMOVING AND REASSEMBLING OF THE All servicing activities must be carried out by a qualified VENT AIR INTAKE SYSTEM service technician or a service agency. The home owner may not service the furnace. The home owner must read It is essential that the vent air intake system is examined this section to be informed of the periodic maintenance and periodically (minimum once a year) to verify it is clean from...
  • Page 13: Installations In The State Of Massachusetts

    INSTALLATIONS IN THE STATE OF MASSACHUSETTS A CARBON MONOXIDE DETECTOR SHALL: All installations in the State of Massachusetts must use a. Be located in the room that houses the appliance the following requirements when installing, maintaining or equipment; or operating direct-vent propane or natural gas-fired b.
  • Page 14: Furnace Accessory Replacement Parts For 074 Models

    FURNACE ACCESSORY REPLACEMENT PARTS FOR 074 MODELS MODEL NUMBERS 0743512 0743511 REF. REPLACEMENT PART DESCRIPTION PART NUMBER Gas Valve Natural Gas P332525 Gas Valve LPG P332526 Pilot Sparking Candle and Nozzle (Spstking Candle) P332497 Pilot Sparking Candle and Nozzle (Natural Gas)
  • Page 15 REPLACEMENT PARTS HIGH EFFICIENCY DIRECT VENT FURNACES...
  • Page 16: Service Record

    SERVICE RECORD DATE MAINTENANCE PERFORMED COMPONENTS REQUIRED www.williamscomfortprod.com | 888-444-1212 | 250 West Laurel Street, Colton CA 92324 USA Subject to change without notice | © 2021 074_RV 03/21...

This manual is also suitable for:

0743511

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