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Propane Vapor

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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

Construction Heaters

Certification by:

150-23363

MODELS

OUTPUT 

(Btuh)

FUEL

346JX

60,000

L.B.WH

WHITE

ITE

W6636 L. B. White Rd., Onalaska, WI 54650

(800) 345-7200

(608) 783-5691 

Fax (608) 783-6115

®

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.

Summary of Contents for 346JX

Page 1: ...WI 54650 800 345 7200 608 783 5691 Fax 608 783 6115 ATTENTION ALL USERS This heater has been tested and evaluated by C S A International in accordance with Standard ANSI Z83 7z CSA 2 14 and is listed...

Page 2: ...l 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...

Page 3: ...provement It reserves the right to change specifications and design without notice SECTION PAGE General Information 3 Heater Specifications 4 Safety Precautions 5 Installation Instructions General 8 P...

Page 4: ...de el l Ventilation Air Required to Support Combustion Burner Manifold Pressure Electrical Supply Volts Hz Phase Amp Draw Starting Amps Includes Igniter Dimensions Inches L x W x H Minimum Safe Dista...

Page 5: ...g gas a and n natural g gas h have m man m made o odorants a added s specifically f for d detection o of f fuel g gas l leaks If a a g gas l leak o occurs y you s should b be a able t to s smell t the...

Page 6: ...with our local fire safety authority if you have questions about applications 6 Do not operate the heater with panels removed 7 Forced air heaters shall not be directed toward any propane gas supply...

Page 7: ...and ASME vessels have left hand threads Always use a wrench to make the connection and removal of the P O L fitting Do not use pliers Check for gas leaks 29 This heater is equipped with a ground wire...

Page 8: ...top leak tighten suspect pipe connections After all connections are checked turn on main burner Stand clear while main burner ignites to prevent injury caused from hidden leaks which could cause flash...

Page 9: ...roducts and or animals should be protected by a separate back up control system that limits high and low temperatures and also activates appropriate alarms 27 Take time to understand how to operate an...

Page 10: ...let of first stage regulator to the appliance furthest away No other length is necessary to do the sizing In this example the distance from first stage regulator to appliance furthest away is 230 ft 7...

Page 11: ...5 53 3 M 200 61 M 225 68 6 M 250 76 2 M 275 83 8 M 300 91 4 M 350 107 M 400 12 2 M 1 2 751 681 626 583 547 516 490 468 430 400 12 7 MM 220 KW 200 KW 183 KW 171 KW 160 KW 151 KW 144 KW 137 KW 126 KW 11...

Page 12: ...observe and obey minimum clearance distances to combustible materials as stated in the specification section of this owner s manual and on the heater itself FIG 5 NOTE REGULATORS SHOULD ALWAYS BE MOUN...

Page 13: ...TOR NIPPLE VALVE MANUAL SHUT OFF GAS HOSE ADAPTER SEDIMENTTRAP TO CONTROL VALVE INLET REGULATORVENT GAS FLOW 13 MANUAL SHUT OFF VALVE HOSE AND REGULATOR ASSEMBLY 1 Always use approved pipe thread comp...

Page 14: ...stays lit See Fig 8 FIG 8 IMPORTANT On new installations there will be air trapped in the gas supply line feeding the appliance The air will gradually be purged out by gas when the heater is first li...

Page 15: ...sect nests snow or ice on a regulator can block vents and cause excess pressure at the appliance 1 Before cleaning shut off all gas supply valves and disconnect electrical supply 2 The heater should h...

Page 16: ...nd of heater on case assembly 4 Remove thermostat cover and disconnect motor leads from wire nut and thermostat 5 Remove nuts that secure square motor mounting plate to L bolts on housing 6 Remove fou...

Page 17: ...er tight and snug it in place DO NOT OVERTIGHTEN OR USE UNNECESSARY FORCE ON THE NUT WHEN TIGHTENING Do not use pliers when removing or replacing the thermocouple Doing so will round off the attachmen...

Page 18: ...gas control valve are shown in the heater specifications table See page 4 The inlet pressure may need adjustment as necessary to achieve proper outlet pressure g After pressure have been checked shut...

Page 19: ...econds to to warm up thermocouple allow thermocouple to heat up properly Loose thermocouple Tighten thermocouple Defective thermocouple Replace thermocouple Pilot light frame dirty Clean pilot light f...

Page 20: ...e chatters Defective solenoid in gas valve Replace gas valve Gas pressure too high Check nameplate on heater for correct type of gas and operating pressure Improper voltage Check voltage supply agains...

Page 21: ...oper cleaning checking for proper gas pressures etc With any pilot light assembly always make sure the thermocouple is completely installed within the pilot bracket by either its mounting clip or nut...

Page 22: ...HED LINE ELECTRICAL CONNECTION DIAGRAM MOTOR NEUTRAL CABINET MOTOR GROUND SOLENOID S HIGH LIMIT SWITCH MOTOR THERMOSTAT AIR PROVING SWITCH ELECTRICAL LADDER DIAGRAM IF ANY OFTHE ORIGINALWIRE AS SUPPLI...

Page 23: ...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 24: ...PARTS SCHEMATIC Parts Identification 6 7 8 9 10 11 14 15 19 20 21 22 23 12 13 16 17 18 27 25 26 29 28 24 1 2 3 5B 5B 5A 30 4 24...

Page 25: ...8 12 Burner 08026 13 Pilot Assembly w Orifice 02729 14 Orifice Pilot 02689 15 Tubing Pilot w Nuts 03032 16 Thermocouple 03497 17 Shield Pilot 08205 18 Base 06472 19 Motor 22495 20 Mount Motor 09870 21...

Page 26: ...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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