Troubleshooting
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20901118_EN-US_PC301x VARIO select Serie_V1.3_100720
6
Troubleshooting
6.1 Technical support
For troubleshooting, refer to table
.
For technical assistance or in the event of an error, please con-
tact our
department.
Only use the device if it is in perfect working condition.
ð
Observe the recommended maintenance intervals to
ensure a fully functional system.
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Send defective devices to our service department or
your local distributor for repair.
6.2 Error – Cause – Remedy
Error
Cause
Remedy
Person-
nel
Readings deviate
from the reference
standard
Vacuum sensor
dirty.
Moisture in the sen-
sor.
Sensor defective.
Sensor measures
incorrectly.
Clean sensor mea-
suring chamber.
Allow sensor mea-
suring chamber to
dry, e.g., by pump-
ing down.
Calibrate sensor
with reference
gauge.
Replace defective
components.
Specialist
Sensor does not
pass on measured
value
No voltage applied.
VACUU·BUS plug-
in connection or ca-
bles defective or
not connected.
Check
VACUU·BUS plug-
in connection and
cables to the con-
troller.
Operator
Sensor does not
pass on measured
value
Sensor defective.
Replace defective
components.
Specialist
Venting valve does
not operate
No voltage applied.
VACUU·BUS plug-
in connection or ca-
bles defective or
not connected.
Venting valve dirty.
Check
VACUU·BUS plug-
in connection and
cables to the con-
troller.
Clean venting
valve.
Operator