Installation - NewArc Viper 2000 Operational Manual

2. Installation

Positioning the Viper 2000
Postion the Viper 2000 on a clean dry base preferably above ground level. Ensure that the ventilation
louvers on the side of the unit are not obstructed. Protect the machine against heavy rain.
Frequently inspect the interconnection cables and welding torch and repair any defects immediately.
Connection to Power Source
The DC TIG process uses negative torch polarity with the work piece connected to the positive outlet
of the power source. Connect the power cables as below: -
• Connect the negative cable from the power source to the bottom left connector on the rear of the
unit. (-) input
• Connect the positive cable from the power source to the bottom right connector. (+) input
• Connect the welding ground to the uppermost right connector. (+)
Connection of the Gas Hose
A gas hose suitable for use with pure argon should be connected between the pressure reduction
regulator and the gas connection at the rear of the unit, do not over tighten!
NOTE! The Viper 2000 requires a suitable flow meter to be fitted to the pressure reduction regulator.
NOTE! The pressure reduction regulator should be set at approximately 5 Bar.
12 VIPER 2000