Error Messages - Varian MidiVac 929-5000 Notice De Mode D'emploi

ERROR MESSAGES

For a certain type of failure, the controller will self-
diagnose the error and the messages described in the
following table are displayed.
When the internal F1 fuse is broken, the display shows
the message Vout=0.0 from a few seconds and the
shows the message "Err 3".
MESSAGE
Err 1 A short circuit condition (message "SCr") has
been detected for more than 3 minutes.
The pump pressure is too high.
Err 2 The controller has switched off the High
Voltage for the "Protect" intervention.
Err 3 Controller generic fault of the High Voltage
control circuitry.
Err 5 The interlock cable is not installed.
SCr The high voltage output is short-circuited.
The pump pressure is too high.
This condition can be present for a maximum
of 3 minutes, then the controller switches off
the high voltage and the message "Err 1" is
displayed.
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DESCRIPTION
24
INSTRUCTIONS FOR USE
NOTE
When the MidiVac cover is removed the internal
security microswitch is open and the supply to the
controller is interrupted: the controller and all its
indicators are switched off and no message is
displayed on the display
REPAIR ACTION
Turn off the high voltage and check the HV
cable against short circuits.
Improve the pump roughing pressure.
Switch off and on again the high voltage.
Should the error still be present, call the Varian
offices.
Select the "Start" operating mode.
Set to OFF position the HV (12) switch. If you
want to switch on the high voltage even when
the current is higher than the "Protect" level, set
to the ON position the HV (12) switch.
Switch the controller off and on again. Should
the error still be present, call the Varian offices.
When an High Voltage cable with the interlock
cable is available, check that the pump
connector is correctly inserted.
When the above mentioned cable is not
available, check that the interlock cable
supplied with the controller is connected
between ground and the jack connector under
the High Voltage connector.
Switch off and on again the controller. Should
the error still be present, call the Varian offices.
Switch off the controller and check the high
voltage output status and remove the short
circuit condition.
Improve the pump roughing pressure.
Switch off and on again the controller. Should
the error still be present, call the Varian offices.
87-900-080-01 (D)