Ronch 250MIG, User Manual

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4
1. Safety
• 1.1. Signal Explanation

The above signals mean warning! Notice! Running parts and getting an electric shock or thermal
parts will take damage for your body or others. The corresponding notices are as follows. It is
quite a safe operation after taking several necessary protection measures.
• 1.2. Arc Welding Damage

The following signals and word explanations are to some damages for your body or others
happening on the welding operation. While seeing these, please remind of yourself or others to
be dangerous.

Only ones who are trained professionally can install, debug, operate, maintain and repair the
equipment.

During the operation, non-concerned people should be lift, especially for children.

After shut off the machine power, please maintain and examine the equipment according to §5
because of the DC voltage existing in the electrolytic capacitors.
ELECTRIC SHOCK CAN KILL.

Never touch electrical parts.

Wear dry, hole-free gloves and clothes to insulate yourself.

Insulate yourself from work and ground using dry insulation. Make certain the insulation is large
enough to cover your full area of physical contact with work and ground.

Take carefully when using the equipment in small place, falling-off and wet circumstance.

Never close the machine power before installation and adjustment.
Ensure to install the equipment correctly and ground the work or metal to be welded to a good
electrical (earth) ground according the operation manual.

The electrode and work (or ground) circuits are electrically “hot” when the welder is on. Do not
touch these “hot” parts with your bare skin or wet clothing. Wear dry, hole-free gloves to insulate
hands.

In semiautomatic or automatic wire welding, the electrode, electrode reel, welding head, nozzle
or semiautomatic welding gun are also electrically “hot”.