EN
2.8 WELDING CABLE CONNECTIONS
2.8.1 Choosing welding polarity in MMA welding
You can change the welding polarity by choosing (+) or (-) cable connector.
2.8.2 Earthing
If possible, always fasten the earth clamp of return current cable directly onto work piece.
1. Clean contact surface of earth clamp from paint and rust.
2. Fasten clamp properly, so that contact surface is as large as possible.
3. Check that clamp is fastened rmly.
2.9 COOLING UNIT TO MASTERCOOL 10
NOTE! Cooling liquid is injurious! Avoid also contact with skin or eyes. In case of injury, seek for
medical advice.
Cooling unit MasterCool 10 together with TIG torch of Kemppi’s TTC-W range enables TIG
welding with water-cooled torch.
The cooling unit is installed beneath the power source with screws. Electrical connections are
on the bottom of power source. Fill the reservoir with a 20 - 40 % mixture of etanol and water,
or with any other suitable antifreeze. The capacity of the reservoir is 3 litres.
MasterCool 10:
Mastertig MLS 3000
Mastertig MLS 4000
Installation of cooling unit
1.
2.
6
Master, MasterTig, MasterCool 10 / © Kemppi Oy / 1112
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