Troubleshootimg
48
Error / message
Fehlertext
Cause Remedy
The vacuum valve is not
connected or defective.
▪ The vacuum valve is not
connected
▪ The connection between
the vacuum box and the
vacuum valve is interrupted
➜ Connect the vacuum
valve
➜ Check the connection
between the vacuum box
and the vacuum valve.
➜ Contact service
The vacuum valve is
defective.
The vacuum valve is short
circuited
➜ Replace the vacuum valve
The vacuum pump
is not connected or
defective
▪ The vacuum pump is not
connected
▪ The connection between
the vacuum box and the
vacuum pump is interrupted
➜ Connect the vacuum
pump
➜ Check the connection
between the vacuum box
and the vacuum pump
The rotation drive
was overloaded or is
defective.
▪ Drive unit is defective
▪ Motor overload shutdown
➜ Deactivate the unit
➜ Stop drive unit for cooling
down
➜ Contact service
Table 7-3: Troubleshooting table - Hei-VAP Precision
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