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Contact your local L.B. White dealer for replacement parts

and service or call the L.B. White Company, Inc. at 

(800) 345-7200 for assistance.  Be sure that you have your

heater model number when calling.

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L.B. White Co., Inc. warrants that the component parts of its

equipment are free from defects in material and

workmanship, when properly installed, operated, and

maintained in accordance with the Installation and

Maintenance Instructions, safety guides and labels

contained with each unit.  If, within  1

12  m

months  ffrom  tthe

date oof ppurchase bby tthe eend uuser, any component is found

to be defective, L.B. White Co., Inc. will at its option, repair 

or replace the defective part or equipment, with a new part

or equipment, F.O.B., Onalaska, Wisconsin.  

A warranty card on file at L.B. White will automatically

qualify a unit and its component parts for warranty

consideration.  If a warranty card is not on file, a copy of the

bill of sale will be required to establish warranty

qualification.  If neither is available, the warranty period will

be 12 months from date of shipment from L B. White.  

Warranty Policy

Replacement Parts and Service

EQUIPMENT

PARTS

L.B. White Co., Inc. warrants that replacement parts

purchased from the company and used on the appropriate 

L. B. White equipment are free from defects both in material

and workmanship for 12 m

months ffrom tthe ddate oof ppurchase

by  tthe  eend  uuser. 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 exclusive warranty

provided by L.B. White, and all other warranties, including

any implied warranties or merchantability or fitness for a

particular purpose, are expressly disclaimed.  In the event

any implied warranty is not hereby effectively disclaimed

due to operation of law, such implied warranty is limited in

duration to the duration of the applicable warranty stated

above.  The remedies set forth above are the sole and

exclusive remedies available hereunder.  L.B. White will not

be liable for any incidental or consequential damages

directly or indirectly related to the sale, handling or use of

the equipment, and in any event L.B. White's liability in

connection with the equipment, including for claims based

on negligence or strict liability, is limited to the purchase

price.  

Some regions do not allow limitations on how long an

implied warranty lasts, so the above limitation may not

apply to you.  Some regions do not allow the exclusion or

limitation of incidental or consequential damages, so the

above limitation or exclusion may not apply to you.  This

warranty gives you specific legal rights, and you may also

have other rights which vary from state to state.

Summary of Contents for 140

Page 1: ...ts you may have call us toll free at 800 345 7200 Owner s Manual and Instructions Modulating Infraconic Agricultural Building Radiant Heaters ATTENTION ALL USERS This heater has been tested and evalua...

Page 2: ...or paper products feathers straw and dust Do not use the heater in spaces which contain or may contain volatile or airborne combustibles Volatile or airborne combustibles include gasoline solvents pa...

Page 3: ...tributor or the L B White Co Inc for assistance or if you have any questions about the use of the heater or its application The L B White Co Inc has a policy of continuous product improvement It reser...

Page 4: ...ock From Point of Combustion Cone to Floor 4 5 ft 40 CFH 10 12 in W C 468 CFM 5 PSIG 1 There are other factors that will affect the quantity of animals each heater can cover These include building ven...

Page 5: ...ea before you return Properly trained service people must repair the leak check for further leakages and then relight the heater for you Some p people c cannot s smell w well S Some p people c cannot...

Page 6: ...r 4 The components on the heater that call for hand operation should work with hand pressure only If more force is required have a qualified gas heater service agency replace the complete part Do not...

Page 7: ...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 further tightening...

Page 8: ...ke time to understand how to operate and maintain the heater using the owner s manual Make sure you know how to shut off the gas supply to the building and to the individual heaters Contact your gas s...

Page 9: ...CONTROL INLET TIGHTEN SECURELY 9 BUSHING RIGID END OF HOSE TO GAS SUPPLY VALVE SHUT OFF CONNECT HOSETO CONTROLVALVE INLET TIGHTEN SECURELY STANDARD HOSE Your heater is supplied with one of the follow...

Page 10: ...sure regulator installed upstream of the inlet of the zone control panel This regulator may be purchased from the L B White Co as an optional accessory For L P gas the regulator must be capable of han...

Page 11: ...e desired temperature The heater will cycle from low heat to high heat based upon thermostatic head set point FIG 8 INDICATOR 100 F 38 C THERMOSTATIC HEAD 11 Start Up Instructions To reduce temperatur...

Page 12: ...k out any loosened dust through combustion cones 4 Repeat Steps 2 and 3 until the cones and the venturi tube are no longer emitting dust 5 Inspect the cones and venturi tube to make sure these areas a...

Page 13: ...ube B B F FI IL LT TE ER R A During continued use Remove filter and shake off dust Do not squeeze or tap filter while filter is installed on heater Doing so will cause dust to be blown into venturi tu...

Page 14: ...rly Have your gas supplier check the date codes on all regulators installed and check delivery pressures to the appliance to make sure that the regulator is suitable for continued use 4 Regulators mus...

Page 15: ...of the valve body 3 Pull the control assembly with adapter and adapter nut from the valve body See Fig 13 4 Using a 3 16 in nut driver remove the orifice from valve body See Fig 14 Clean it if necessa...

Page 16: ...Modulating Zone Panels ATTENTION The following service instructions are the same on individual control or zone control heaters The head assembly includes the adjustable thermostatic head capillary and...

Page 17: ...ire adjustment after significant operation time if it is observed the pressure valve of a heater opens at a slower or faster rate than other heaters within a zone The opening point of the pressure val...

Page 18: ...replacement thermocouple Position as shown in Fig 22 6 Position the thermalfuse under the retaining clip and tighten the screw 7 Install the thermocouple Angle the thermocouple tip to allow passage th...

Page 19: ...d to its maximum setting and light the heater C Reading P Pressures 1 With the heater operating at full heat output and at minimum heat the pressure gauge should read the pressure specified on the dat...

Page 20: ...hecking inlet pressures to the heaters INITIAL PREPARATION Inspect heater for damage Clean heater as necessary Heater P Problems Page 1 Inner Combustion Cone will not Light 21 2 Inner Combustion Cone...

Page 21: ...sed air Yes No Yes Yes Yes Is the Inner Combustion Cone Plugged Is There Air or a Blockage in the Gas Hose or Gas Piping Remove Blockage with Compressed Air or Replace the Gas Hose or Pipe Section Ble...

Page 22: ...Plugged Remove Orifice and Clean It Check Gas Pressure to the Heater Inlet with a Gas Gauge Proper Pressure at High Heat Should Read 5 PSIG Low Heat is 10 in W C No No No Is Thermo couple Contact Nut...

Page 23: ...rifice Plugged Remove Orifice and Clean It Yes No A Remove Thermostatic Head from Thermostatic Valve Body If Outer Cone Lights Replace Thermostatic Head and Sensor Assembly OR B If Outer Combustion Co...

Page 24: ...s Pressure Proper Pressure at High Heat Should Read 5 PSIG Yes No No Problem 5 5 Heater D D oes N N ot Return B B ack t t o Low H H eat Does Main Burner Shut Off When Thermostatic Head is Set Below Ro...

Page 25: ...en the handle on the manual valve is turned parallel to gas flow the valve is completely open delivering full gas supply to the appliance Turning handle perpendicular 90 to gas flow shuts off gas flow...

Page 26: ...Parts Identification PARTS SCHEMATIC 24 35 34 36 37 33 32 27 26 25 29A 28 31 38 18 15 5 4 11 3 6 9 16 2 7 1 2 29B 29C INDIVIDUAL CONTROL 34A 34B 26...

Page 27: ...Modulating Propane Gas 09748 Natural Gas 09749 28 Sleeve Adapter 09682 29 Kit Combustion Cones and Gasket 24214 Consisting of 29A Gasket 09560 29B Inner Cone 09557 29C Outer Cone 24543 31 Screw 10 32...

Page 28: ...e o of p purchase by t 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...

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