Lincoln Electric IM931 manual General Description, Design Features, Engine Operation

B-1 OPERATION B-1

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.

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ENGINE EXHAUST can kill.

•Use in open, well ventilated areas or vent exhaust outside

•Do not stack anything near the engine.

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MOVING PARTS can injure.

•Do not operate with doors open or guards off.

•Stop engine before servicing.

•Keep away from moving parts

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•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.

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.

WARNING

•The combustion of LPG fuel does produce carbon monoxide.

Although the level of CO2 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.

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RANGER 250 LPG