Dilo SF6 - Fault Correction; Malfunction Indications and Error Messages

Fault correction
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In case of malfunction or if the device cannot be started only authorized and qualified personnel should
carry out maintenance and repair works.
Inform your supervisor. Only trained and authorized personnel should eliminate malfunctions on
electrical equipment (see chapter 1).
To avoid danger to life by electrical shock:
 Only properly trained electricians should carry out maintenance and repair
works on electrical equipment.
 The operator should only eliminate faults, which result from operating or
maintenance errors.
Malfunction indications and warning messages are displayed on the operating panel. The background
colour of the display changes into red.
The following error messages are indicated on the operating panel:
 incorrect direction of rotation
 suction pump pressure to high
 vacuum pump pressure too high
 compressor pressure too high
 motor protection circuit breaker / Thermistor switched off
 sensor pos.301 interrupted
 sensor pos.302 interrupted
 sensor pos.304 interrupted
 sensor pos.305 interrupted
 sensor pos.306 interrupted
 sensor pos.603 interrupted
 sensor pos.604 interrupted
 bottle sensor interrupted
 lack of gas
After elimination of the cause of breakdown the “Overpressure vacuum pump“ and the “Gas lack“ error
message must be reset by means of the red “0” key of the double key.
Danger