Operation
25
6 Operation
6.1
Initial to the operation
Before operation check the following:
correct protection gas?
enough quantity of gas?
minimum quantity of coolant?
no damages on torch and package?
correct tungsten alloy and diameter and in good condition?
personal protection equipment available and not damaged?
no danger in the work area?
6.2 Welding
procedure
Put earth cable (generally positiv) to work piece, so that direct
return flow of current to power-source is garanteed.
Adjust protection xgas quantity at pressure regulator. Quantity of
protectiongas is dependent of weldingprocess and geometry of
nozzle. In exceptional cases other gases than argon may be used.
Set type of current (AC or DC), amperage and in the case of auto-
matic welding wire, speed according the given application.
Switch-on power-source and cooling unit.
Enter TIG-torch to work piece and start welding.
6.3 Work
interruptions
wait for post-flow of protection gas.
remove torch from work piece.
lay-off torch insulated.
after working end switch-off power-source and cooling unit
and close gasbottle.
BA_WIG-Brenner_GB_BA-WIG-GB 04.11.14 16:32 Seite 25
