3
EA R TH
EA R TH
EA R TH
EA R TH
EA R TH
2-5. Stud welding trouble
The following situation may cause the trouble, please remedy them before use the machine.
(1) The earth cable and the metal are not good connection.
(2) Torch cable or earth cable is winding.
(3) The diameter of screw clamp and stud screw is not suitable. Or screw clamp is worn.
(4) The base metal dirty, rusty, paint or other problem interfere with electricity conductibility.
(5) The torch is not suitable for the base metal or stud screw (material or diameter).
(6) The stud screw and the base metal are not good connection (Keep the stud screw connect the base metal
vertically).
(7) The stud welding voltage is not correct.
(8) The capacitor is damage, or capacitance is not enough.
(9) Welding torch movement is abnormal. (The support foot is abnormal)
(10) Stud screw extends too long or too short from the stud clamp.
(11) Base metal distortion or move, when welding.
(12) Method for connect the earth cable:
①
Cable must connect the base metal directly, and must connect more than two earth cables.
②
The earth cable must connect on the diagonal position of the base metal.
(refer to the diagram as follow)
◎
correct connection
◎
incorrect connection
2-6. Welding mode, torch and earth cable choice
There are 3 welding mode for the machine
(
1
)
Steel washer welding:
use quick puller slide hammer ,h type puller for the steel car body,
please mount Euro and Japanese type torch to socket
“1 ”
and control socket
“4”
, mount
earth cable to socket
“2”
.Select
“torch”
for switch
“5”
.
(
2
)
Aluminum stud welding:
please mount stud welding torch to socket
“1”
and control socket
“4”
, mount earth cable to socket
“2”
.If use complete set stud welding torch with earth
cable ,it is also the same. Please mount earth cable to socket
“2”
.Select
“torch”
for switch
“5”
.
(
3
)
Brass electrode/ carbon electrode heating
: