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Pro Spot PR-8
GB/US/2000-08
PRO SPOT
E. Trouble shooting
E2. Error list
Error message (welding)
51 = Calculation error
53 = Measurement error
54 = Stop or thyristor fault
55 = Calibration error
56 = Too high power
57 = Resistance error (AC)
58 = Autoblanking not found (AC)
59 = Safety time (AC)
High temperature – Allow the machine to cool for a few minutes. Do not turn it off, so that the
fan can continue to run and the welding gun can work.
Press the V pushbutton and try again. If the
same error message recurs, stop using the
machine and call for service.
Error no. 5 will be displayed if you do not
press the V pushbutton.
3.
2.
1.
1. Test button for the RCD (residual current
device). We recommend that you press this
button at least once a year to check that the
RCD is operating correctly.
2. RCD. The machine incorporates an RCD
that protects against earth faults and power
failures. If it operates, reset it by turning it on
again.
3. MCB (miniature circuit-breaker). Protects
against overloads. If it operates, reset it by
turning it on again.
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