Jasic MIG 350 Pulse Separate, Руководство оператора

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TROUBLESHOOTING
Common malfunction analysis and solution
WARNING
The following operation requires sufficient professional knowledge on electric aspect and comprehensive safety
knowledge. Operators should be holders of valid qualification certificates which can prove their skills and
knowledge.
Make sure the input cable of the machine is cut off from the electricity utility before uncovering the welding
machine.
The phenomena listed blow may be caused by the accessory and gas you use, the working environment or the
power supply condition. Try to improve the working environment to avoid such occurrences.
Malfunction phenomena Cause analysis Solution
There is no display on the
panel after turning on the
machine. The power supply is not well connected. Reconnect the power supply.
The welding machine fails. Ask professionals to check.
The fan does not work or
works abnormally during
welding.
The three-phase power cord is not well
connected.
Reconnect the three-phase power cord.
Phase failure Solve the phase failure problem.
The mains voltage is overly low. Wait until the mains voltage recovers.
There is no no-load
voltage output, the alarm
indicator illuminates, the
display window displays
“
Err 002
”
, and the
buzzer beeps.
Overheating protection
It can recover automatically after the welding
machine is cooled.
There is no no-load
voltage output, the alarm
indicator illuminates, the
display window displays
“
Err 001
”
, and the
buzzer beeps.
The mains voltage is overly low.
Welding can be carried out after the mains
voltage recovers.
The mains voltage is overly high.
Disconnect the machine with the mains power
supply, and reconnect it after the mains voltage
recovers.
Auxiliary power fails.
Replace the fault circuit board of the auxiliary
power.
There is no no-load
voltage output, the alarm
indicator illuminates, the
display window displays
“
Err 000
”
, and the
buzzer beeps
continuously.
Overcurrent or damage of power parts
Restart the machine. If overcurrent still exists,
contact the service center of our company.