ASKAYNAK 315-TIG Pulse, Руководство пользователя

Страница: 67 / 78

Maintenance and Troubleshooting - 4
USER
MANU
AL
65
PROBLEM POSSIBLE REASON SOLUTION
Arc can not
be ignited
.
(TIG)
There is
spark on
the HF
igniting
board.
The welding cable is not
connected with the two output of
the welder. Connect the welding
cable to the welder's
output.
The welding cable damaged. C hange it.
The earth cable connected
unstably.
Check the earth cable.
The welding cable is too long.
Use an appropriate
welding cable.
There is oil or dust on the
workpiece.
Check and clean it.
The distance between tungsten
electrode and workpiece is too
long.
Reduce the distance
(about 3
mm).
There is not
spark on
the HF
igniting
board.
The HF igniting board does not
work.
Contact service.
The distance between the
discharger is too short.
Adjust the distance.
The malfunction of the welding
gun switch.
Check the welding gun
switch, control cable
and aero socket.
The alarm lamp on the front
panel is on
.
Over heat
protection
.
Working time
too long
.
Reduce the duty cycle
(work intermittently)
.
Over-
voltage
protection
.
Power supply
uctuates
.
Us e the stable power
supply .
Low-
voltage
protection
.
Power supply
uctuates
.
Us e the stable power
supply .
Too many
machines using
power supply in
the same time
.
Reduce the machines
using power supply in
the same time
.
Over-
current
protection
.
Unusual current
in the main
circuit
.
Contact service.
The penetration of molten
pool is not enough.
The welding current is adjusted
too low. Increase the welding
current
.
The arc is too long . Use 2T operation .