Wascomat Clarus Control SU620 - Troubleshooting; Precautions; Measurements

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Troubleshooting
The troubleshooting section is used to pinpoint a fault on the machine to a
specific defective component or unit.
If the power supply is interrupted, the programme memory will keep the
selectprogrammeinitsmemoryforapprox3-5minutes.
Within this time period, the machine automatically restarts after the power
interruption.
Precautions
Onlyauthorizedpersonnelisallowedtotroubleshootthemachine.
Prior to commencing troubleshooting, pay close attention to the precau-
tions.
If the power is on, be very careful when working on the the machine.
DANGER
Be very careful when measuring the motor controller since all
components have a potential difference of about 300 V compared to
Ground and Neutral.
When the green LED is lit, all components are powered with
dangerous voltage.
When the power supply to the machine is interrupted and the motor
has stopped, the motor controller will not lose power until after
10-30 seconds.
Measurements
For information about measurement points, components and voltages,
please refer to the wiring diagrams for the machine.
Troubleshooting