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1.

Do not attempt to install, repair, or service this heater
or the gas supply line unless you have continuing
expert training and knowledge of gas heaters.  

Qualifications for service and installation of this
equipment are as follows:

a. To be a qualified gas heater service person, you

must have sufficient training and experience to
handle all aspects of gas-fired heater installation,
service and repair.  This includes the task of
installation, troubleshooting, replacement of
defective parts and testing of the heater.  You
must be able to place the heater into a continuing
safe and normal operating condition.  You must
completely familiarize yourself with each model
heater by reading and complying with the safety
instructions, labels, Owner’s Manual, etc., that is
provided with each heater.

b. To be a qualified gas installation person, you must

have sufficient training and experience to handle
all aspects of installing, repairing and altering gas
lines, including selecting and installing the proper
equipment, and selecting proper pipe and tank
size to be used.  This must be done in accordance
with all local, state and national codes as well as
the manufacturer’s requirements.

c. In the Commonwealth of Massachusetts, this

product must be installed by a gas fitter licensed
by the Commonwealth of Massachusetts.

2.

All installations and applications of L.B. White heaters
must meet all relevant local, state and national
codes.  Included are natural gas, electrical, and
safety codes.  Your local fuel gas supplier, a local
licensed electrician, the local fire department or
similar government agencies, or your insurance agent
can help you determine code requirements.

Also refer to:

-- ANSI Z223.1/NFPA 54, National Fuel Gas

Code

-- ANSI A10.10 American National Standards

Safety Requirements for Temporar y and
Po r t a b l e   S p a c e   H e a t i n g   D ev i c e s   a n d
Equipment Used in the Construction Industry.

3.

We cannot anticipate every use which may be made
of our heater.  Check with your local fire safety
authority if you have questions about applications.

4.

Other standards govern the use of fuel gases and
heat producing products in specific applications.
Your local authority can advise you about these.

5.

Use only compressed air, soft brush or dry cloth to
clean the interior of the heater and it’s components.

6.

The heater shall be installed so that it is not directly
exposed to water spray, rain, or dripping water.

7.

Do not locate fuel gas containers or  fuel supply
hoses anywhere near the discharge outlet of the
heater.

8.

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.

9.

The hose assembly shall be visually inspected on a
daily basis after relocation and when in use.  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 put into operation.  The hose assembly shall be
protected building materials, and contact with hot
surfaces during use.  The hose assembly shall be that
specified by the manufacturer.  See parts list.

10.

Check for gas leaks and proper function upon heater
installation or when relocating.  Refer to leak check
instructions within the installation section of this
owner manual.

11.

This heater should be inspected for proper operation
by a qualified service person before each use and at
least annually.

12.

Always turn off the gas supply to the heater if the
heater is not going to be used in the heating of the
work space.

13.

If gas flow is interrupted and flame goes out, do not
relight the heater until you are sure that all gas that
may have accumulated has cleaned away.  In any
event, do not relight the heater for at least 5 minutes.

14.

When the heater is connected to the natural gas
supply the heater must connect dimensionally using
American National Standard Wrought Steel and
Wrought Iron Pipe B36/10-1970.  If corrugated metal
tubing, other such flexible connections or quick
connectors are utilized, they must be appropriately
approved for use with natural gas.  Aluminum piping
or tubing shall not be used.  If copper tubing is
utilized with natural gas, it shall be internally tinned
or equivalently treated to resist sulphur

6

Summary of Contents for Workman 100 Plus

Page 1: ...tested and evaluated by C S A International in accordance with Standard ANSI Z83 7 CSA 2 14 and is listed and approved as a direct fired vertical convection construction heater for use on combustible...

Page 2: ...property damage personal 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 b...

Page 3: ...ert training and knowledge of gas heaters and should not be attempted by anyone who is not so qualified See page 6 for definition of the necessary qualifications Contact your local L B White distribut...

Page 4: ...sions Inches L x W x H Minimum Safe Distances From Nearest Combustible Materials Fuel Consumption Per Hour Inlet Gas Supply Pressure Acceptable at the Inlet of the Heater for Purpose of Input Adjustme...

Page 5: ...29 CFR 1926 154 Temporary Heating Device ANSI A10 10 Safety Requirements for Temporary and Portable Space Heating Devices or the Natural Gas and Propane Installation Code CAN CSA B149 1 as appropriat...

Page 6: ...ions about applications 4 Other standards govern the use of fuel gases and heat producing products in specific applications Your local authority can advise you about these 5 Use only compressed air so...

Page 7: ...s involved for cleanliness and proper application of pipe compound before further tightening Furthermore tighten the gas connections as necessary to stop the leak After all connections are checked and...

Page 8: ...ion of the heater Do not use the heater in a propane gas system or application If you are in doubt contact the L B White Co Inc 12 Take time to understand how to operate and maintain the heater by usi...

Page 9: ...0 seconds to allow the thermocouple to warmup so the pilot stays lit after the pilot knob is released 5 When pilot remains lit position knob to on Main burner will light WARNING Burn Hazard Close the...

Page 10: ...ngs are available at no cost 1 Before cleaning shut off all gas supply valves 2 The heater should have dirt or dust removed periodically a Before each use give the heater a general cleaning using comp...

Page 11: ...on See Fig 2 5 Open fuel supply valve to heater C READING PRESSURES 1 Light the pilot and start the heater 2 With heater operating the pressure gauges should read the pressures specified on the datapl...

Page 12: ...he pilot orifice Do not use a pliers to remove the pilot orifice from its gas supply line Doing so may round off the hex sides of the orifice making for difficult servicing later on Always use a wrenc...

Page 13: ...rroded The tip should be located at the midpoint of the pilot orifice and positioned so it sparks across to the outside edge of the pilot orifice See Fig 3 4 Verify that the electrode s ceramic body i...

Page 14: ...released Insufficient time allowed for pilot Hold in pilot button for 30 seconds to allow proper light to heat up thermocouple warm up Loose thermocouple Tighten thermocouple at gas control and make s...

Page 15: ...all metering device used to supply gas for the dual purpose of igniting the main burner and heating the thermocouple Works directly in conjunction with the thermocouple PILOT SAFETY GAS CONTROL VALVE...

Page 16: ...Parts Identification Parts Schematic 16 1 2 8 9 4 6 3 7 5 15 18 14 16 13 17 12 10 11 19...

Page 17: ...t 570434 5 Spacer 22298 6 Tube Pilot w Nuts and Sleeves 571515 7 Ell 3 8 in 01175 8 Bushing 01544 9 Thermocouple 571030 10 Orifice Pilot 22260 11 Head Pilot 571557 12 Bracket 571022 13 Nipple 5 in 808...

Page 18: ...nths of the date code marked on the part If the defect occurs more than 24 months later than the date code but within 24 months from the date of purchase by the end user a copy of a bill of sale will...

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