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bypassed for testing and troubleshooting purposes
only.  Never ooperate tthe aappliance w

with aany ssafety

device bbypassed.

17. Position heater properly before use—heater must set

level and according to minimum clearances.  (See
Specifications.)

18. Keep all propane fuel gas containers at least 

6 ft. (1.83 m) from heater.  DO NOT locate fuel gas
containers or  fuel supply hoses anywhere near the
blower outlet of the heater.

19. The hose assembly of the heater shall be visually

inspected periodically to insure a good, safe
condition.  If it is evident there is excessive abrasion
or wear, or if the hose is cut, it must be replaced
prior to heater being put into operation.  The hose
assembly shall be protected from traffic, building
materials, and contact with hot surfaces during use.  

20. Check for gas leaks and proper function upon

installation, periodically and when relocating. 

21. Installation must comply with applicable codes. 

Use pipe joint compound that is resistant to liquefied
petroleum gas and natural gas.

22. Never light the heater or smoke in areas where there

is gas odor. Allow sufficient fresh air to replace that
used by combustion.

23. Use only the pre-set regulator as recommended by

the L. B. White Company.

24. Open the valve on gas supply vessel slowly. This will

prevent lock-up of excess flow valve. If this happens,
close gas supply valve, wait several minutes—it will
reset itself.

25. The heater should be inspected before each use and

at least annually by a qualified service person for
proper operation.

26. Always turn off the gas supply when the heater is not

in use.

27. When the heater is to be stored indoors, the

connection between the propane cylinder(s) and the
heater must be disconnected and the cylinder(s)
removed and stored in accordance with the Standard
for the Storage and Handling of Liquified Petroleum
Gases-ANSI/NFPA 58.

28. Propane gas cylinders 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 within the

power cord for your protection against shock hazard
and must be connected into a properly grounded
electrical supply.

30. If the gas flow is interrupted and the heater flame is

extinguished, shut off gas and wait a minimum of five
(5) minutes or until gas clears away before relighting.

31. Installations not using the gas hose supplied with

this appliance must connect dimensionally using
American National Standard Wrought Steel and
Wrought Iron Pipe B36/10-1970.  (Aluminum piping
or tubing shall not be used.) Copper tubing when
used for conveying natural gas, shall be internally
tinned or equivalently treated to resist sulphur.

WARNING

The appliance area shall be kept clear and free 

from combustible materials, gasoline, and other

flammable vapors and liquids.  Otherwise, a fire 

or explosion may result.

WARNING

Do not attempt to field fabricate hose assemblies using

clamps, barbed fittings, or any other components.  These

can loosen over a period of time, leading to gas leaks and

consequently fire or explosions.  Use only the hose

assembly supplied by the L. B. White Co., Inc. for the

appliance being installed.

WARNING

Never use a rigid connection, hard pipe or copper

tubing, to an appliance inlet when the appliance is

using chain, cable, or other material allowing appliance

movement.  If the appliance is moved or jarred, hard

piping or tubing can crack, causing gas leaks leading to

fire, explosion, serious injury or death.  Always use an

approved propane gas hose to convey gas to the

appliance in a hanging type of installation.

WARNING

Do not block the air inlets of the appliance.  Doing so,
when in operation, will lead to:

A. Improper combustion, leading to carbon monoxide

poisoning and asphyxiation.

B. Burner flame damage to wires, electrical controls and

components, and gas controls.  

Either situation can lead to serious injury or death,
property damage or animal loss.

7

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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