ESAB PowerCut 1600 Instruction Manual download pdf (Page 17)

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bp16ea

7 FAULT TRACING

WARNING

ELECTRIC SHOCKS CAN KILL Ensure that the mains voltage supply to the

machine has been disconnected externally. Switch off the switch at the mains

socket before inspecting or working in the power source.

WARNING

Plasma cutting equipment uses extremely high voltages that can cause severe injury

or even death. Observe extreme caution when working with the covers removed.

Try these recommended checks and inspections before sending for an authorized

service technician.

Type of fault Corrective action

No arc. S Check that the mains power supply switch is

turned on.

S Check that the current supply and return

cables are correctly connected.

S Check that the correct current value is set.

The current is interrupted during cutting. S Check whether the thermal overload trips

have operated.

S Check the mains power supply fuses.

The thermal cut-out trips frequently. S Make sure that you are not exceeding the

rated data for the power source (i.e. that the

unit is not being overloaded).

Poor cutting performance. S Check that the current supply and return

cables are correctly connected.

S Check that the correct current value is set.

S Check that the correct electrode is being

used.

S Check the mains power supply fuses.

If you cannot locate the problem switch off the incoming power supply, open the unit

and check all components and conductors visually. Look for swollen or leaking

condensers and other signs of damage or discolouration.

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ESAB PowerCut 1600 Instruction Manual Page 17