ESAB Buddy Arc 145, Инструкция по эксплуатации

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7 FAULT-TRACING
0463 276 001 - 15 - © ESAB AB 2015
7 FAULT-TRACING
Try these recommended checks and inspections before sending for an authorized service
technician.
Type of fault Corrective action
No arc. • Check that the mains power supply switch is turned on.
• Check That the mains input Voltage is not too low or too
high. The yellow LED will illuminate if the input is below or
above the recommended levels and the equipment is at
normal working temperature.
• Check that the welding current supply and return cables
are correctly connected.
• Check that the correct current value is set.
• Check to see whether the MCB has tripped.
The welding current is
interrupted during welding. • Check whether the thermal cut-outs have tripped
(indicated by the yellow lamp on the front panel).
• Check the mains power supply fuses.
The thermal cut-out trips
frequently. • Check to see whether the dust filter is clogged.
• Make sure that you are not exceeding the rated data for
the power source (i.e. that the unit is not being
overloaded). See permissable load in the TECHNICAL
DATA chapter in this manual.
• Make sure that the positioning of the power source is such
that its cooling air inlets and outlets are not obstructed.
Poor welding performance. • Check that the welding current supply and return cables
are correctly connected.
• Check that the correct current value is set.
• Check that the correct electrodes are being used.