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ATTENTION -- CRITICAL POINTS TO REMEMBER!

Propane (LP) gas and natural gas have a distinctive odor.

Learn to recognize these odors.  (Reference “Fuel Gas

Odor” and “Odor Fading” sections above.

If you have not been properly trained in repair and service

of propane (LP) gas and natural gas fueled heaters, then

do not attempt to light heater, perform service or repairs,

or make any adjustments to the heater on propane (LP)

gas or natural gas fuel system.

Even if you are not properly trained in the service and

repair of the heater, ALWAYS be consciously aware of the

odors of propane (LP) gas and natural gas.

A periodic “sniff test” around the heater or at the

heater’s joints; i.e. hose, connections, etc., is a good

safety practice under any conditions.  If you smell even a

small amount of gas, CONTACT YOUR FUEL GAS

SUPPLIER IMMEDIATELY.  DO NOT WAIT!

LP ggas aand nnatural ggas hhave m

man-m

made oodorants aadded sspecifically ffor ddetection oof ffuel ggas lleaks.

If aa ggas lleak ooccurs, yyou sshould bbe aable tto ssmell tthe ffuel ggas.  

THAT’S  YYOUR  S

SIGNAL  TTO  G

GO  IINTO  IIMMEDIATE  AACTION!

Do not take any action that could ignite the fuel gas.  Do

not operate any electrical switches.  Do not pull any

power supply or extension cords.  Do not light matches

or any other source of flame.  Do not use your telephone.

Get everyone out of the building and away from the area

immediately.

Close all propane (LP) gas tank or cylinder fuel supply

valves, or the main fuel supply valve located at the meter

if you use natural gas.

Propane (LP) gas is heavier than air and may settle in low

areas.  When you have reason to suspect a propane

leak, keep out of all low areas.  

Natural gas is lighter than air and can collect around

rafters or ceilings.

Use your neighbor’s phone and call your fuel gas 

supplier and your fire department.  Do not re-enter the

building or area.

Stay out of the building and away from the area until

declared safe by the firefighters and your fuel gas 

supplier.

FINALLY,  let the fuel gas service person and the

firefighters check for escaped gas.  Have them air out

the building and area before you return.  Properly 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 specification section of the heater’s Owner’s

Manual, heater dataplate, or contact the L.B. White

Company to determine combustion air ventilation

requirements of the heater.

Lack of proper ventilation air will lead to improper

combustion.

Improper combustion can lead to carbon monoxide

poisoning in humans leading to serious injury or death.

Symptoms of carbon monoxide poisoning can include

headaches, dizziness and difficulty in breathing.

Symptoms of improper combustion affecting livestock

can be disease, lower feed conversion, or death.

Asphyxiation H

Hazard

Some  ppeople  ccannot  ssmell  w

well.    S

Some  ppeople  ccannot

smell  tthe  oodor  oof  tthe  m

man-m

made  cchemical  aadded  tto

propane ((LP) oor nnatural ggas.  YYou m

must ddetermine iif yyou

can ssmell tthe oodorant iin tthese ffuel ggases.  

Learn to recognize the odor of propane (LP) gas and

natural gas.  Local propane (LP) gas dealers and your

local natural gas supplier (utility) will be more than

happy to give you a “scratch and sniff” pamphlet.  Use it

to become familiar with the fuel gas odor.  

Smoking can decrease your ability to smell.  Being

around an odor for a period of time can affect your

sensitivity to that particular odor.  Odors present in

animal confinement buildings can mask fuel gas odor.

The  oodorant  iin  ppropane  ((LP)  ggas  aand  nnatural  ggas  iis

colorless  aand  tthe  iintensity  oof  iits  oodor  ccan  ffade  uunder

some ccircumstances.

If there is an underground leak, the movement of gas

through the soil can filter the odorant.  

Propane (LP) gas odor may differ in intensity at different

levels.  Since propane (LP) gas is heavier than air, there

may be more odor at lower levels.

Always  bbe  ssensitive  tto  tthe  sslightest  ggas  oodor. If you

continue to detect any gas odor, no matter how small,

treat it as a serious leak.  Immediately go into action as

discussed previously.

5

Safety Precautions

FUEL GAS ODOR

ODOR FADING -- NO ODOR DETECTED

Summary of Contents for 346

Page 1: ...or comments you may have call us toll free at 1 800 345 7200 Owner s Manual and Instructions Agricultural Animal Confinement Building Heaters Certification by ATTENTION ALL USERS This heater has been...

Page 2: ......

Page 3: ...ents paint thinner dust particles or unknown chemicals Failure to follow these instructions may result in a fire or explosion Fire or explosions can lead to property damage personal injury or loss of...

Page 4: ...etailed Installation 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 distr...

Page 5: ...as Natural 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 Dimensions Inches L...

Page 6: ...rained 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...

Page 7: ...completely dry In any event do not operate the heater for at least one hour after external washdown 5 For safety this heater is equipped with a manual reset high limit switch Never operate this heater...

Page 8: ...adapters upstream of the gas control with approved gas leak detectors In the event a gas leak is detected check the components involved for cleanliness and proper application of pipe compound before f...

Page 9: ...y a separate back up control system that limits high and low temperatures and also activates appropriate alarms 15 Take time to understand how to operate and maintain the heater by using this Owner s...

Page 10: ...ure heater is securely fastened and is hanging level Check crosswise and lengthwise 3 See Fig 3 for typical indoor installation In any animal confinement building consideration must be given to making...

Page 11: ...cted WARNING Electrical S Shock H Hazard Disconnect the electrical supply before connecting the thermostat to the heater Failure to follow this warning can result in electrical shock leading to person...

Page 12: ...rt period of time for the gas to purge out any air in the pilot line before the pilot stays lit 5 Reinstall the metal cover back over the valve if applicable 6 Connect the heater s electrical cord to...

Page 13: ...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 When washing with water observe and obey the...

Page 14: ...ITCH 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...

Page 15: ...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...

Page 16: ...PARTS SCHEMATIC Parts Identification 1 2 5 8 6 3 7 4 4 3 11 10 10A 9 12 15 14 13 17 16 19 18 21 22 23 24 25 26 31 31 29 30 32 27 27B 27A 27C L P GAS SUPPLY N G SUPPLY 32 15...

Page 17: ...Box 120 0 03230 9 Thermostat w with B Bracket 500 0 05568 10 Bracket G Gas C Control V Valve 225 2 22095 10A Cover G Gas C Control V Valve 225 2 22096 11 Bracket T Thermostat 220 0 05493 12 Valve P P...

Page 18: ...e 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 lat...

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