26 GB/IE/NI/CY/MT
However, it is no longer expedient for thicker materials. In this case, it is better to prepare a joint as
shown in Figure Y, in which the edge of the plate is angled.
Overlap welds
The most common preparation is that with straight weld edges. The weld can be released using a
standard angle weld seam. Both workpieces must be brought as close to each other as possible, as
shown in Fig. AB.
AB
zMMA welding
Make sure that the main switch 23 is set to position “O” (“OFF”) or that the mains plug 3 is not
plugged into the socket.
Connect the electrode holder 5 and the earth terminal 4 to the welding device, as shown in
Fig.AC. Also refer to the information from the electrode manufacturer and make sure that the
polarity can be changed depending on the type of electrodes used, if necessary.
Put on appropriate protective clothing in accordance with the specifications and prepare your
workplace.
Connect the earth terminal 4 to the workpiece.
Clamp the electrode into the electrode holder 5.
Switch the device on by setting the main switch to the 23 “I” (“ON”) position.
Select the “MMA” mode as described under “Selecting the welding method”.
AC
54
PLEASE NOTE: All the values shown in the following drawings are solely examples and do not
represent any recommendations for specific welding parameters.