Lincoln-electric IM931 RANGER 250 LPG User Manual download pdf (Page 19)

B-1

OPERATION

RANGER 250 LPG

B-1

GENERAL DESCRIPTION

The RANGER 250 LPG is an engine powered DC

multi-process welding power source and 120 / 240

volt AC power generator. The engine drives a genera-

tor that supplies three phase power for the DC weld-

ing circuit and single phase power for the AC auxiliary

outlets. The DC welding control system uses state of

the art Chopper Technology (CT tm) for superior weld-

ing performance. The RANGER 250 LPG is not rec

ommended for pipe thawing.

DESIGN FEATURES

ENGINE OPERATION

Before Starting the Engine:

1. Be sure the machine is on a level surface.

2. Open top engine door and remove the engine oil

dipstick and wipe it with a clean cloth. Reinsert the

dipstick and check the level on the dipstick.

3. Add oil (if necessary) to bring the level up to the full

mark. Do not overfill. Close engine door.

4. See Engine Owner’s Manual for specific oil recom-

mendations.

• The combustion of LPG fuel

does produce carbon monoxide.

Although the level of CO

emis-

sion is lower than gasoline com-

bustion, the exhaust from the

Ranger 250 LPG can kill.

• Avoid breathing of vapor.

• Keep sparks and flame away from tank.

------------------------------------------------------------------------

WARNING

SAFETY PRECAUTIONS

Read and understand this entire section before

operating your RANGER 250 LPG.

Do not attempt to use this equipment until you

have thoroughly read all operating and mainte-

nance manuals supplied with your machine. They

include important safety precautions, detailed

engine starting, operating and maintenance

instructions and parts lists.

ELECTRIC SHOCK can kill.

•Do not touch electrically live parts

such as output terminals or internal

wiring.

•Insulate yourself from the work and

ground.

•Always wear dry insulating gloves.

------------------------------------------------------------------------

ENGINE EXHAUST can kill.

•Use in open, well ventilated areas or

vent exhaust outside

•Do not stack anything near the

engine.

------------------------------------------------------------------------

MOVING PARTS can injure.

•Do not operate with doors open or

guards off.

•Stop engine before servicing.

•Keep away from moving parts

------------------------------------------------------------------------

• Only qualified personnel should operate this

equipment.

ADDITIONAL SAFETY PRECAUTIONS

Always operate the welder with the hinged door

closed and the side panels in place as these pro-

vide maximum protection from moving parts and

insure proper cooling air flow.

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Lincoln-electric IM931 RANGER 250 LPG User Manual Page 19

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