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Troubleshooting
Malfunctions with diagnostic message
Symptom
Cause
Solution
• Vacuum line between chamber and pressure transducer
clogged, disconnected or
leaky.
• Check, replace if necessary.
• Vacuum hose loose, leaky or
clogged.
• Check, replace if necessary.
• Chamber lid gasket not airtight.
• Notify the service department.
• Pressure transducer is defective.
• Notify the service department.
• Vacuum pump was not trig• Notify the service department.
gered, overload current relay
has signalled or vacuum pump
is defective.
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• Vacuum pump leaky.
• Notify the service department.
• Filter in pneumatic line to the
sensor is dirty and clogged.
• Notify the service department.
• Leak in hose connections.
• Check, replace if necessary.
• Leak in vacuum hose.
• Check, replace if necessary.
• Leak in pressure transducer
and associated measuring
line.
• Notify the service department.
• Sealing diaphragm leaks.
• Notify the service department.
8.2
Malfunctions without diagnostic message
Symptom
Cause
Solution
Machine does not run.
• Machine is switched off.
• Switch on the machine.
• Power cord is unplugged.
• Plug in the power cord.
• Chamber lid pressed closed
too briefly.
• Press chamber lid closed
more firmly and for longer.
• Chamber lid gasket is dirty.
• Clean the chamber lid gasket.
• Chamber lid gasket is damaged.
• Notify the service department.
• Sealing time is set incorrectly.
• Correct the sealing time.
• Target pressure value incorrectly set.
• Correct the target pressure
value.
Chamber lid does not
remain closed despite
pump running.
Seal seam not airtight pack is slack.
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