Würth 5952 000 180, Operating Instructions Manual

Page: 25 / 346

25
The secondary current flows for as long as the weld -
ing torch button [30] is pressed.
If the Slope function has been activated, this weld-
ing torch button allows the current reduction to be
terminated prematurely.
Connect the TIG torch
▸
Connect the TIG torch to the negative (–)
socket
[3]
and secure it by turning the connector
in clockwise direction.
▸
Insert the welding torch control plug into the
socket [23] .
DANGER!
Danger for connected electrical parts
or the operator!
¾
Only the control plug of the TIG
welding torch may be inserted into
the socket [23] of the machine.
¾
Never plug in any other form of
controller, such as the relay contact
of an automation control system or a
push-button unit as the socket has the
full trigger voltage at all times, even
when the control plug is not inserted.
Connecting the workpiece lead
▸
Connect the workpiece lead to the positive (+)
socket [4] .
▸
Secure the connecting plug by turning in clock-
wise direction.
▸
Fasten the ground clamp with good electrically
conductive contact to a bare metal part of the
welding bench or workpiece.
Connecting the shielding gas cylinder
▸
Place the shielding gas cylinder [37] in a suitable
place and secure it to prevent it from falling over.
▸
Use a wall bracket or cylinder trolley for secure
positioning of the cylinder.
▸
Open the valve of the gas cylinder
[38]
several
times in rapid succession so that dirt particles, if
any, are blown out.
▸
Connect the pressure reducer [34] to the
shielding gas cylinder
[37]
.
▸
Screw the shielding gas hoses [36] of the TIG
welding torch to the pressure reducer.
▸
Open the gas cylinder valve [38] of the gas
cylinder.
Striking an arc ("Lift Arc")
▸
See “Striking an arc ("Lift Arc”)”.
Pulse
▸
See “Pulse”
Jobs
The machine has four jobs that can be individually
programmed. Two jobs are available in both of the
operating modes Electrode and TIG. All the adjust -
able main and ancillary parameters are stored in a
job.
In the factory all jobs are pre-programmed with
standard values.
Save job
▸
Set up the machine as desired.
▸
Press button 1 [22] or 2 [20] for at least 3
seconds.
3
For confirmation the corresponding LED [19] or
LED
[21]
flashes twice.
Select job
▸
Quickly press button
1 [22]
or
2 [20]
.
3
As confirmation of the selected job, the cor -
responding LED
[19]
or LED
[21]
remains
constantly lit.
Exit job
▸
Turn the rotary controller
[13]
or briefly press
button [18] .
Call ancillary parameters
▸
Simultaneously press buttons 1 [22] and 2 [20] .
3
The parameter code and the corresponding set
value are indicated in the 7-segment display.
▸
The setting can be adjusted by turning the rotary
controller [11] .
▸
By pressing button 1 [22] and 2 [20] the
preceding or next ancillary parameter is dis-
played.
Dependent on the selected operating mode and
function, different ancillary parameters are available.
▸
Simultaneously press buttons
1 [22]
and
2 [20]
to exit ancillary parameters.