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L.B. White 346JX Owner's Manual And Instructions

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Owner's Manual and Instructions
Construction Heaters
MODELS
OUTPUT (Btuh)
FUEL
Propane Vapor
346JX
60,000
Withdrawal
Certification by:
Congratulations!
You have purchased the finest heater available.
Your new L.B. White heater incorporates the benefits from the most experienced
manufacturer of heating products using state-of-the-art technology.
We, at L.B. White, thank you for your confidence in our products and
welcome any suggestions or comments you may have...call us, toll-free,
at 1-800-345-7200.
ATTENTION ALL USERS
This heater has been tested and evaluated by C.S.A. International in accordance
with Standard ANSI Z83.7 CSA 2.14 and is listed and approved as a direct gas-fired
circulating construction heater with intended use for primarily the temporary heating
of buildings under construction, alteration, or repair. As an alternative use, this
heater has also been tested and evaluated by the L.B. White Co., Inc. for the heating
of agricultural animal confinement buildings and has been used in such
applications for many years. If you are considering using this product for any
applications other than those previously stated, then please contact your fuel gas
supplier or the L.B. White Co., Inc.
L.B.WH
WHITE
ITE
W6636 L. B. White Rd., Onalaska, WI 54650
(800) 345-7200
(608) 783-5691
Fax (608) 783-6115
®
150-23363

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  • Page 1 As an alternative use, this heater has also been tested and evaluated by the L.B. White Co., Inc. for the heating of agricultural animal confinement buildings and has been used in such applications for many years.
  • Page 2 Save this Owner’s Manual for future use and reference. Owner’s Manuals and replacement labels are available at no charge. For assistance, contact L.B. White at 800-345-7200. WARNING Proper gas supply pressure must be provided to the inlet of the heater.

  • Page 3: Table Of Contents

    Table of Contents SECTION PAGE General Information ..............3 Heater Specifications .

  • Page 4: Heater Specifications

    Heater Specifications M M o o d d e e l l 346JX SPECIFICATIONS Propane Gas Maximum Input (BTUH) 60,000 Btuh Ventilation Air Required 250 CFM to Support Combustion Inlet Gas Supply 11 1/2 in. W.C. MAX. Pressure Acceptable at the Inlet of the Heater for Purpose 11 1/2 in.

  • Page 5: Safety Precautions

    Symptoms of carbon monoxide poisoning can include headaches, dizziness and difficulty in breathing. Refer to the specification section of the heater’s Owner’s Manual, heater dataplate, or contact the L.B. White Symptoms of improper combustion affecting livestock can be disease, lower feed conversion, or death.
  • Page 6 1. These safety precautions have been developed as 6. Do not operate the heater with panels removed. generally applicable to all propane and natural gas- fired heaters manufactured by the L. B. White Forced air heaters shall not be directed toward any Company.
  • Page 7 bypassed for testing and troubleshooting purposes 22. Never light the heater or smoke in areas where there only. Never o o perate t t he a a ppliance w w ith a a ny s s afety is gas odor. Allow sufficient fresh air to replace that device b b ypassed.

  • Page 8: Installation Instructions

    Installation Instructions GENERAL 11. Check all connections for gas leaks using leak WARNING detection solution or ammonia free soapy water Fire o o r e e xplosion h h azard. solution. The gas leak test is performed as follows: Can c c ause p p roperty d d amage, s s evere i i njury o o r d d eath. Paint pipe connections, hose connections, fittings, 1.

  • Page 9: Pipe Sizing

    18. It is extremely important to use the proper size and 24. This heater is designed for propane vapor. The type of gas supply line to assure proper functioning of heater must never use liquid in an propane gas the heater. Consult your propane gas supply service application.
  • Page 10 have an experienced gas installation agency size and EXAMPLE install all fuel gas piping. (Refer t t o F F ig. 2 2 ) IMPORTANT: If exact length is not on chart, use next longer Pipe sizing is critical to the proper operation of any gas length.

  • Page 11: Air Diverter Installation Instructions

    FIG. 2 EXAMPLE Perform pipe sizing for building. Total heat load is 300,000 BTUH (87930 WATTS). Quantity 6 - 50,000 BTUH (14650 WATTS) heaters. Building is 300 ft. (91 M) long x 40 ft. (12.2 M) wide. Section BTUH (WATTS) LP Gas Pipe Size Gas Load @ 5 PSI (345 MBAR)

  • Page 12: Hanging Installation Instructions

    HANGING INSTRUCTIONS FIG. 5 1. Assemble according to the illustration and tighten all eyebolts securely. (See Fig. 4): NOTE: REGULATORS SHOULD ALWAYS BE MOUNTED OUTDOORS. IF CIRCUMSTANCES FORCE INSTALLING THE REGULATOR INDOORS, FIG. 4 THE REGULATOR'S VENT MUST BE VENTED OUTDOORS USING VENT LINE NO SMALLER THAN VENT OPENING.

  • Page 13: Sediment Trap Assembly Instructions

    SEDIMENT TRAP ASSEMBLY Assemble the tee, nipples and cap together and tighten FIG. 6 NIPPLE securely. See Fig. 6. The sediment trap assembly must HOSE ADAPTER always be mounted in a vertical position. Make sure pipe thread compound that is resistant to both propane gas and natural gas is used in making all connections.

  • Page 14: Start-Up Instructions

    Start-Up Instructions IMPORTANT Open all manual fuel supply valves to inlet of heater. Fully depress pilot button on gas control valve and On new installations, there will be air trapped in the gas light pilot with a match. Keep button depressed for supply line feeding the appliance.

  • Page 15: Cleaning Instructions

    Cleaning Instructions WARNING Fire, B B urn, a a nd E E xplosion H H azard This heater contains electrical and mechanical components in the gas management, safety and airflow systems. Such components may become inoperative or fail due to dust, dirt, wear, aging, or the corrosive atmosphere of an animal confinement building.

  • Page 16: Service Instructions

    Service Instructions MOTOR AND FAN WHEEL ASSEMBLY 1. Shut off gas supply to heater. 10. Remove four (4) nuts securing motor to mounting plate. 2. Disconnect heater from electrical supply. 11. To replace, reverse above procedure. 3. Remove access panel on air inlet end of heater on case assembly.

  • Page 17: Thermocouple

    THERMOCOUPLE 1. Shut off gas supply to heater inlet. the nut (turn counterclockwise) until the nut is entirely out of the pilot bracket. 2. Disconnect heater from electrical power source. 8. Loosen and remove the lead connector nut threaded 3. Let the heater cool down so pilot assembly is cool to into the power unit on the gas control valve.

  • Page 18: Pressure Checks

    PRESSURE CHECKS When heater lights, the gas gauge will read 11 WARNING in. W.C. (27.5 MBAR) gas pressure. This The pilot button on the gas control valve works with pressure is the flowing gas pressure necessary normal finger pressure only. Do not force button with for the heater to deliver the maximum input tools.

  • Page 19: Troubleshooting

    XI. TROUBLESHOOTING DATA FOR STANDING-PILOT HEATERS Following this “Troubleshooting Data” section is a page illustrating typical pilot flame problems. Use this as a guide in conjunction with the following information when troubleshooting pilot light problems. PROBLEMS CAUSES REMEDIES 1. Pilot will not light. * Propane gas tank empty.
  • Page 20 5. Heater blowing cold air with * High-limit switch open. * See Problem Number 6. pilot light burning. * Defective solenoid in gas control valve. * Replace gas control valve. * Burner orifice plugged. * Clean orifice with compressed air. * Throat of burner casting plugged.
  • Page 21 TROUBLESHOOTING PILOT FLAME ON L. B. WHITE PILOT IGNITION HEATERS ATTENTION These illustrations are intended to provide a means to With any pilot light assembly, always make sure the assist you in troubleshooting a pilot problem. They thermocouple is completely installed within the pilot must be used in conjunction with proper cleaning, bracket by either its mounting clip or nut.

  • Page 22: Electrical Connection And Ladder Diagram

    Electrical Connection and Ladder Diagram CAUTION: REFER TO THE HEATER'S ELECTRICAL CONNECTION DIAGRAM WHEN SERVICING TO AVOID WIRING ERRORS AND HEATER MALFUNCTION. CHECK FOR PROPER OPERATION AFTER SERVICING. WARNING: THIS HEATER MAY START AT ANY TIME AIR PROVING SWITCH (SEE NOTES) BLACK BLACK BLACK...

  • Page 23: Heater Component Function

    Heater Component Function Burner Pilot Safety Control Valve Cast iron component used to channel gas and provide an A gas control valve which is held open by electrical power area at which the fuel may ignite. supplied by a pilot generator and which closes automatically to shut off the flow of gas to the main burner when the pilot Burner Orifice flame is extinguished or becomes too small to light the main...

  • Page 24: Parts Identification

    Parts Identification PARTS SCHEMATIC...

  • Page 25: Parts List

    PARTS LIST Item Description Part N N umber Regulator, Second Stage 06553 Nipple 07148 Valve, Manual Gas Shut-Off 05548 Hose, 1/4 in. ID x 10 ft. 20496 Adapter, 1/4 NPT x 9/16-18 LHT 01098 Bushing 01519 Thermostat 07019 Bracket 05493 Cord, Power 20159 Cap Pilot...

  • Page 26: Warranty Policy

    Warranty Policy EQUIPMENT L.B. White Co., Inc. warrants that the component parts of its or replace the defective part or heater, with a new part or heater are free from defects in material and workmanship, heater, F.O.B., Onalaska, Wisconsin. when properly installed, operated, and maintained in accordance with the Installation and Maintenance A warranty card on file at L.B.

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