Ronch 250MIG, User Manual

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• 4.5. Operation Notices

Read §1 carefully before attempting to use this equipment.

Connect the ground wire with the machine directly and refer to §3.5.

Ensure that the input is single-phase: 50/60Hz, 220V±10%.

Before operation, no concerned people should be left. Do not watch the arc in
unprotected eyes.

Ensure good ventilation of the machine to improve duty ratio.

Turn off the engine when the operation finished for economize energy sources.

When power switch shuts off protectively because of failure. Don’t restart it until problem
is resolved. Otherwise, the range of problem will be extended.

In case of problems, contact your local dealer if not our authorized maintenance man.