Function Specification; General; Operating Elements; Standard Tig Torch (5-Pole) - EWM TIG 17 GD Operating Instructions Manual

5.5

Function specification

5.5.1

General

TIG torches are connected to the power source via the hose package. The following components are
guided through the hose package:
• welding current lead
• shielding gas supply
• control cable
In TIG welding, the welding consumable is usually added manually in form of a stick. With fully automatic
machines, the welding consumable is usually added as a wire by a separate wire feeder.
5.5.2

Operating elements

5.5.2.1

Standard TIG torch (5-pole)

Item Symbol
1
TIG torches are equipped with a torch trigger. This trigger is used to:
• switch the welding current on and off,
• reduce the current during welding to a secondary current by tapping it.
Tapping function: Swiftly tap the torch trigger to change the function. The set torch mode determines the
operating mode.
5.5.2.2

TIG GDV welding torch

Item Symbol
1
099-011623-EW501
09.08.2021
Description 0
Torch trigger
Description 0
Rotary gas valve
Close gas flow
Rotary gas valve
Open gas flow
Design and function
Figure 5-3
Figure 5-4
Function specification
21