background image

All Models are

available in

either Propane

Vapor Withdrawal

or Natural Gas

Configurations.

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.

Owner's Manual and Instructions

Certification by:

ATTENTION ALL USERS

This heater* has been tested and evaluated by C.S.A. International in accordance
with Standard ANSI Z83.7

z

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.

150-23259-A

MODELS

OUTPUT 

(Btuh)

FUEL

377, 379*

115,000

* The --3 and --4 versions of these heaters are not listed

and approved heaters.

Содержание 377

Страница 1: ...d by C S A International in accordance with Standard ANSI Z83 7z 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 confin...

Страница 2: ...al injury or loss of life GENERAL HAZARD WARNING Failure to comply with the precautions and instructions provided with this heater can result in Death Serious bodily injury or burns Property damage or loss from fire or explosion Asphyxiation due to lack of adequate air supply or carbon monoxide poisoning Electrical shock Read this Owner s Manual before installing or using this product Only properl...

Страница 3: ...nstallation and Service Guide is available at no charge to qualified personnel by contacting the local L B White distributor dealer or the L B White Company Contact your local L B White distributor or the L B White Co Inc for assistance or if you have any questions about the use of the equipment or its application The L B White Co Inc has a policy of continuous product improvement It reserves the ...

Страница 4: ...al Gas Gas M Mo od de el l Ventilation Air Required to Support Combustion Burner Manifold Pressure Net Weight lbs Shipping Weight lbs Electrical Supply Volts Hz Phase Amp Draw Starting Amps Includes Igniter Dimensions Inches L x W x H Minimum Safe Distances From Nearest Combustible Materials STARTING CONTINUOUS OPERATION Motor Characteristics Fuel Consumption Per Hour Inlet Gas Supply Pressure Acc...

Страница 5: ...ly trained service people must repair the leak check for further leakages and then relight the appliance for you WARNING Do not use this heater for heating human living quarters Do not use in unventilated areas The flow of combustion and ventilation air must not be obstructed Proper ventilation air must be provided to support the combustion air requirements of the heater being used Refer to the sp...

Страница 6: ...e gas container within 20 feet 6 10 m 9 Do not block air intakes or discharge outlets of the heater Doing so may cause improper combustion or damage to heater components leading to property damage or animal loss 10 The hose assembly shall be visually inspected on an annual basis If it is evident there is excessive abrasion or wear or if the hose is cut it must be replaced prior to the heater being...

Страница 7: ...oss of products building or even life A properly installed sediment trap will keep foreign materials from entering the gas valve and protect the safe functioning of that important safety component 10 Any heater connected to a piping system must have an accessible approved manual shut off valve installed within six feet 6 ft of the appliance it serves 11 Check all connections for gas leaks using ap...

Страница 8: ... Thermostat failure may result in either an underheating or overheating condition which may damage critical products and or cause animal injury or death Critical products and or animals should be protected by a separate back up control system that limits high and low temperatures and also activates appropriate alarms 17 Take time to understand how to operate and maintain the heater by using this O...

Страница 9: ...ther and tighten securely See Fig 4 The sediment trap assembly must 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 Check a all connections f for g gas l leaks u using a approved g gas l leak detectors FIG 4 1 Assemble according to the illustration and tighten all eyebolts securely See F...

Страница 10: ...ock leading to personal injury or death THERMOSTAT INSTALLATION Start Up Instructions Shut Down Instructions 10 GAS SHUT OFF KNOB PILOT BUTTON PILOT OFF ON Follow steps 1 8 on initial start up after heater installation by a qualified gas heater service person For normal start up simply turn thermostat above room temperature The heater will start 1 Open all manual fuel supply valves and check for g...

Страница 11: ... the fan and motor assembly and brush or blow off the fan wheel giving attention to the individual fan blades Additionally make sure the burner air inlet venturi ports and the throat of the casting are free of dust accumulation and the area between the heat chamber top and inside case is also free of dust c Observe and obey the Warning within these Cleaning Instructions This same Warning is also s...

Страница 12: ...WITCH MOTOR GROUND THERMOSTAT NEUTRAL GROUND MOTOR HIGH LIMIT SWITCH GAS CONTROL VALVE WHITE WHITE WHITE BLACK BLACK BLACK BLACK BLACK GREEN BLACK BLACK BLACK OR RED BLACK OR RED AIR PROVING SWITCH NOT SUPPLIED ON SOME MODELS POWER CORD THERMOSTAT OPTIONAL JUMPER REMOVETO ADD THERMOSTAT NOTE IF AIR PROVING SWITCH IS NOT SUPPLIED POWER IS SENT DIRECTLYTO HIGH LIMIT SWITCH SEE DASHED LINE IF ANY OFT...

Страница 13: ... mechanical energy Pilot Light Orifice A metering device used to supply gas for the dual purpose of igniting the main burner and heating the thermocouple Pilot Safety Control Valve A gas control valve which is held open by electrical power supplied by a pilot generator and which closes automatically to shut off the flow of gas to the main burner when the pilot flame is extinguished or becomes too ...

Страница 14: ...PARTS SCHEMATIC Parts Identification 37 38 13 5A 10 5 4 11 12 3 6 35 2 1 N G SUPPLY L P GAS SUPPLY 24 22 16 25 14 17 18 15 39 38 20 19 21 13 8 7 29 34 33 32 30 40 31 27 26 9 23 26 14 ...

Страница 15: ...old 07826 9 Orifice Propane Gas 21525 Orifice Natural Gas 21528 10 Thermostat with Bracket 05568 11 Cover Junction Box 03231 12 Junction Box 03230 13 Bracket Thermostat 05493 14 Thermocouple 18 in 03555 15 Tube Pilot with Nuts 22204 16 Orifice Pilot Propane Gas 02689 Orifice Pilot Natural Gas 02740 17 Pilot Assembly with Orifice Propane Gas 02729 Pilot Assembly with Orifice Natural Gas 02741 18 Sh...

Страница 16: ...he d date o of p purchase b by the e end u user Warranty is automatic if a component is found defective within 12 months of the date code marked on the part If the defect occurs more than 12 months later than the date code but within 12 months from the date of purchase by the end user a copy of a bill of sale will be required to establish warranty qualification The warranty set forth above is the ...

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