Maintenance / Advice - AWELCO UNIMIG series Handbuch

MAINTENANCE / ADVICE

Maintenance should only be carried out by a qualified person.
Ensure the machine is unplugged, and that the ventilator inside has stopped before carrying out maintenance
work. (DANGER High Voltage and Currents).
JBDC recommends removing the steel cover 2 or 3 times a year to remove any excess dust. Take this opportunity
to have the electrical connections checked by a qualified person with an insulated tool.
Regularly check the condition of the power supply cable. If damaged, it will need to be replaced by the
manufacturer, its' after sales service or a qualified person.
SAFETY
Arc welding can be dangerous and can cause serious and even fatal injuries.
Protect yourself and others. Ensure the following safety precautions are taken:
Arc radiation
Rain, steam, damp
Electric shock
Falls
Burns
Fire risks
Fumes
Additional
Precautions
People wearing Pacemakers are advised to see their doctor before using this device.
Handle gas bottles with care - there is increased danger if the bottle or its valve are damaged.
Protect yourself with a helmet fitted with filters in compliance with EN169 or EN 379.
Use your welding unit in a clean/dry environment (pollution factor ≤ 3), on a flat surface,
and more than one meter from the welding work-piece. Do not use in rain or snow.
This device must only be used with an earthed power supply. Do not touch the parts
under high voltage. Check that the power supply is suitable for this unit.
Do not place/carry the unit over people or objects
Wear protective (fire-proof) clothing (cotton, overalls or jeans).
Wear protective gloves and a fire-proof apron.
Ensure other people keep a safe distance from the work area and do not look directly at
the welding arc.
Protect others by installing fire-proof protection walls.
Remove all flammable products from the work area. Do not work in presence of
flammable gases.
Do not inhale welding gases and fumes. Use the device in a well ventilated environment,
with artificial extraction if welding indoors.
Any welding operation undertaken in.....
- rooms where there is an increased risk of electric shocks,
- Poorly ventilated rooms,
- In the presence of flammable or explosive material,
.....should always be approved by a "responsible expert", and made in presence of people
trained to intervene in case of emergency.
Technical protection as described in the Technical Specification CEI/IEC 62081 must be
implemented. Welding in raised positions is forbidden, except when safety platforms are
used.
Do not use the welding unit to unfreeze pipes.
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