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Expressweld MasterMIG 250CT
2 General Information, Warnings and Operation Conditions
Warning!
Read entire section before installing and starting the machine.
Do not install, operate or repair the welder without reading safety precautions included in
user manual. Keep this user manual and place to an easy accessible place.
After completing the work or if you will discontinue working for a long time, disconnect the
mains supply.
Do not insert any object into the welder. While the welder is operating, especially do not
touch to the moving parts with your fingers.
Do not perform any modification on the machine. This may affect the machine features
and cause change in technical values.
It is forbidden to perform any modifications and adaptations on the machine. Performing
any modifications and adaptations, not only cause losing guarantee rights but also may
endanger the usage safety of the machine and may cause electric shock for the users.
Always ground the welder before operating. Various welders or other electrical devices
should be connected in series if they are using the same grounding line, all machines or
devices should be connected in parallel to each other. Cross sectional area of the
grounding cable of the welder should not be less than the cross sectional area of the cable
in the mains input.
While welding, do not change the position of "Welding Voltage Selection Switch".
Welder should be used in places with good environment lighting and should not be used
in dark places. Also the plasma cutting machine has been designed to be used indoors
and is not suitable for using under sunlight, rain and snow. Welder cannot be used for pipe
melting works.
Welder has been designed to be used indoors and is not suitable for using under sunlight,
rain and snow.
Misuse or welding machine damages due to user mistake voids the guarantee rights.
Do not step on torch cable and do not keep the folding angle of the cable too narrow.
Accepted ambient temperature while operating is between - 10°C and + 40°C.
Accepted ambient temperature while transporting and storing is between - 20℃ and +
55℃.
Allowable relative humidity rate is up to 90% at 20°C and up to 50% at 40°C.
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