Welding Cable Connections; Choosing Welding Polarity In Mma Welding; Earthing; Shield Gas - Kemppi MASTER MLS 1600 Operation Instructions Manual

2.7. WELDING CABLE CONNECTIONS

2.7.1. Choosing welding polarity in MMA welding

You can change the welding polarity by choosing (+) or (-) cable connector.

2.7.2. Earthing

If possible, always fasten the earth clamp of earth cable directly on work piece.
1. Clean contact surface from paint and rust.
2. Fasten clamp properly, so that contact surface is as large as possible.
3. Check that clamp is fastened firmly.

2.8. SHIELD GAS

Handle gas bottle with care. There is a risk for injury if gas bottle or bottle valve is
damaged!
Use as shield gas argon or other gas suitable for TIG welding.The flow rate of the gas is defined by
the welding current and the size of the electrode. If the gas flow is not suitable it might be difficult
to weld. Contact your local Kemppi-dealer for choosing gas and equipment.
Parts of gas flow regulator
A
C F
6 – MASTER MLS™ 1600, MASTERTIG MLS™ 2000 / 0530
A Gas bottle valve
B Pressure regulation screw
C Connecting nut
G
D Hose spindle
E Jacket nut
B
F Gas bottle pressure meter
G Gas hose pressure meter
E
D
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