ANDELI MCT-520DPL Benutzerhandbuch - Seite 15

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case, you do not have to unplug the power supply so that the cooling fan can continue to work to

cool the welder. When the digital display shows -E2 goes out, the temperature drops to the

standard range and the welding can be restarted.

NOTICE: In the period of guarantee maintenance, if user makes wrong check and repair for

malfunction of welding machines without our permission, the free maintenance guarantee offered

will be invalid

TROUBLESHOOTING AND FAULT FINDING

Blind experiment and careless repair may lead to more problems and make formal check and

repair more difficult. When the machine is electrified, the bared parts contain life-threatening

voltage. Any direct and indirect touch will cause electric shock, and severe electric shock will

lead to death.Power must be turned off for all checking and maintenance, before opening the

housing, make sure the power plug is disconnected.

7.1 Remove dust by dry and clean compressed air regularly, if welding machine is operating in

environment where is polluted with smokes and pollution air, the machine need removing dust

everyday.

7.2 Pressure of compressed air must be inside the reasonable arrangement in order to prevent

damaging to small components of inter-machine.

7.3 Check inter circuit of welding machine regularly and make sure the cable circuit is connected

correctly and connectors are connected tightly (especially insert connector and components). If

scale and loose are found, please give a good polish to them, then connect them again tightly.

7.4 Avoid water and steam enter into inter-machine, if they enter into machine, please dry

inter-machine then check insulation of machine.

7.5 If welding machine will not be operated long time, it must be put into packing box and store in

dry environment.