L.B. White AD100 Owner's Manual And Instructions
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L.B. White AD100 Owner's Manual And Instructions

Guardian agricultural animal confinement building heaters
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Owner's Manual and Instructions
Guardian Agricultural Animal Confinement Building Heaters
Congratulations!
You have purchased the finest agricultural building 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 at +1-608-783-5691.
ATTENTION ALL USERS
This heater has been designed and developed specifically for use as a direct-fired
circulating heater for agricultural animal confinement buildings. The heater has
been evaluated and certified by the Australian Gas Association . The heater must
be installed in accordance with the Australian Gas Installation Standard
AS/NZS 5601.
This heater is approved for outdoor installation only on animal confinement
buildings. The appropriate L.B.White outdoor mounting kits must be used. Refer to
the outdoor mounting kit instructions for hanging height and proper clearances of
heater to ground.
If you are considering using this product for any application other than its intended
use, then please contact your fuel gas supplier, or the L.B. White Co., LLC
MODELS
MJ/HOUR
AD100
100
AD250
250
Certification by:
The Australian
Gas Association
Certification No. AGA 8347G
FUEL
Available in
either Propane
Vapor Withdrawal
or Natural Gas
Configurations.
150-30477 REV.B

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Summary of Contents for L.B. White AD100

  • Page 1 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 at +1-608-783-5691.
  • 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 +1-608-783-5691. WARNING ■ Proper gas supply pressure must be provided to the inlet of the heater.

  • Page 3: Table Of Contents

    AD100 Parts Schematic and Parts List ........

  • Page 4: Heater Specifications

    Heater Specifications Model AD100 AD250 SPECIFICATIONS Maximum Input per Hour (MJ) Ventilation Air Required 1,885 to Support Combustion (m /hour) PROPANE GAS Burner Manifold Pressure (kPa) NATURAL GAS 0.90 0.75 3.40 MAX. nlet Gas Supply Pressure PROPANE GAS 2.75 MIN.

  • 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 2. All installations and applications of L.B. White heaters 12. Always turn off the gas supply to the appliance if the must meet all relevant local, state, regional and appliance is not going to be used in the heating of national codes.

  • Page 7: Installation Instructions

    -- After all connections are checked and any leaks Outdoor mounting kit part numbers: are stopped, turn on the main burner. AD100 - 09811 AD250: 24097 -- Stand clear while the main burner ignites to prevent injury caused from hidden leaks that Local, regional and national codes always apply to could cause flashback.
  • Page 8 Contact your gas supplier, or the L.B. White Co., LLC if you have any questions.

  • Page 9: Sediment Trap Assembly

    The heater’s gas hose and regulator is not supplied by the The gas hose and regulator shall be of proper diameter L.B. White Co. The regulator and hose shall be supplied by and capacity to provide required gas supply pressure to an authorized gas installation agency.

  • Page 10: Start-Up Instructions

    Start-Up Instructions Follow steps 1 - 6 on initial start-up after heater installation The ignition control will make three trials for ignition. If by a qualified service person. For normal start-up, simply set ignition is not proven after the third trial, the control the thermostat to a setting above room temperature.

  • Page 11: Cleaning Instructions

    Also at this time have your gas supplier loose, nicked, burnt, or cut. perform the following scope of service program recommended by the L.B. White Company. 3. Annually check all gas hoses for nicks, cuts, a. Review all heater markings priors to use.

  • Page 12: Service Instructions

    Service Instructions GENERAL 3. The high limit switch, fuse, and thermostat can be tested WARNING by disconnecting the leads at the component, and Burn Hazard jumpering the leads together.: ■ Heater surfaces are hot for a period of time after the heater has been shut down.

  • Page 13: Air Proving Switch

    AIR PROVING SWITCH WITH PADDLE FIG. 12 The air proving switch must work properly to allow an ignition cycle. If the air proving switch contacts do not close on a call for heat after the fan motor starts, neither spark nor ignition will occur. Remove the two (2) sheet metal screws holding the switch with bracket to blower housing.

  • Page 14: Ignition Controller

    IGNITION CONTROLLER The controller will attempt three trials for ignition if ignition FIG. 15 of the fuel gas does not occur. Each trial takes approximately 15 seconds. If ignition is not achieved, the ignition control shuts the heater down. -- Ignition spark is discontinued -- Fan motor stops -- The ignition control must be reset to restart the heater.

  • Page 15: Igniter And Flame Sensor

    IGNITER AND FLAME SENSOR ■The igniter/sensor assembly may require cleaning due ■ Ensure the igniter gap is 4.0 mm and the igniter tip is to accumulations of dust and dirt over a period of time, positioned over the burner port according to the affecting its ability to ignite fuel gas and sense burner illustration below.

  • Page 16: Gas Pressure Checks

    GAS PRESSURE CHECKS WARNING 4. If the inlet pressures are correct and the burner manifold pressure does not agree with that specified on Fire and Explosion Hazard page 4, then the gas control valve’s internal pressure ■ regulator requires adjustment. See Fig.24 for regulator Do not disassemble the gas control valve or attempt to location.

  • Page 17: Troubleshooting Guide

    Troubleshooting Guide READ THIS ENTIRE SECTION BEFORE Components should be replaced only after each step within BEGINNING TO TROUBLESHOOT PROBLEMS. the flow chart has been completed and replacement is suggested in the flow chart. Refer to the Servicing sections as necessary to obtain information on disassembly and WARNING replacement procedures of the component.

  • Page 22: Electrical Connection And Ladder Diagram

    Electrical Connection and Ladder Diagram CAUTION: REFER TO HEATERS ELECTRICAL CONNECTION DIAGRAM WHEN SERVICING THE HEATERS ELECTRICAL COMPONENTS TO AVOID WIRING ERRORS AND EQUIPMENT MALFUNCTION. CHECK FOR PROPER OPERATION AFTER SERVICING. WARNING: THIS HEATER MAY START AT ANY TIME HIGH VOLTAGE IGNITION LEAD IGNITER BURNER GREEN/YELLOW...

  • Page 23: Heater Component Function

    Heater Component Function Air Proving Switch High Limit Switch Safety device used to insure that the proper air flow is being Safety device wired into the control system which is used to achieved before the gas valve is opened. break an electrical circuit to the gas control valve in event of overheat situation.

  • Page 24: Parts Identification

    Parts Identification PARTS SCHEMATIC...

  • Page 25: Ad100 Parts Schematic And Parts List

    PARTS LIST Item Description Part Number Gas control valve (Propane gas) 22420 (Natural gas) 22421 Bolt and washer 25866 Burner orifice (Propane gas) 572410 (Natural gas) 573012 Burner mounting hardware 570211 Igniter and sensor assembly 525517 Switch, High Limit 573099 Latch assembly 20959 Door, right...
  • Page 26 Parts Identification PARTS SCHEMATIC...

  • Page 27: Ad250 Parts Schematic And Parts List

    PARTS LIST Item Description Part Number Gas control valve (Propane gas) 22420 (Natural gas) 22421 Bolt and washer 25866 Burner orifice (Propane gas) 570053 (Natural gas) 571940 Burner mounting hardware 570211 Igniter and sensor assembly 525517 Switch, High Limit 505566 Latch assembly 20959 Door, right...

  • Page 28: Warranty Policy

    L B. White. date of purchase by the end user, any component is found to be defective, L.B. White Co., LLC will at its option, repair or replace the defective part or equipment, with a new part or equipment, F.O.B., Onalaska, Wisconsin.

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