Ratio INV130, Инструкция по эксплуатации, Страница: 14 / 16

14
MAINTENANCE INSTRUCTIONS
Regular monitoring of the machine is recommended. Before performing any maintenance, disconnect the machine
from the mains. Reduce the recommended maintenance intervals in situations of intensive use.
INTERVAL ACTION
Weekly
Replace worn components on the torch and connecting cables.
Clean and tighten the electrical connections of the welding circuit.
Blow the machine from the side ventilation grille with pressurized (dry) air (DO
NOT remove side covers during blowing).
Annual
Carry out a complete inspection as specified by the standard EN-60974.
See your dealer.
TROUBLESHOOTING
In the event of any type of fault that represents a danger to people, equipment and / or environment, you must
disconnect the equipment immed
iately and ensure that it can’ t be reconnected if the cause that caused it has not been
solved. Faults should only be removed by qualified personnel, taking into account the safety instructions of the
equipment.
POSSIBLE PROBLEMS AND SOLUTIONS
PROBLEM POSSIBLE CAUSE
Does not start. The green LED is off. Check for power in the electric supply socket.
Defective switch.
Turn off the equipment or disconnect it for 1 minute, try starting
again.
Defective electronic circuit. Contact your distributor
The welding regulation is not correct. Check potentiometer position.
Defective regulation potentiometer.
The machine does not work and the amber
LED light is on. Machine overheated and in cooling phase, wait until it cools.
Inadequate voltage.
Use of inappropriate extension cord
PROBLEMS IN THE WELDING PROCESS
PROBLEM POSSIBLE CAUSE
Poor penetration. Low welding intensity.
Welding too fast.
Reverse polarity.
Pores in the weld. Moist electrode.
Parts are cold on welding.
Spattering. Excess welding current.
Unstable arc. Rusty piece or poorly prepared piece for welding, check the contact
for the earth terminal.