Troubleshooting
Malfunctions with diagnostic message
03.06.2014 75
Symptom Cause Solution
• Vacuum hose between the
chamber and the vacuum
sensor is clogged, missing or
leaking.
• Notify the service.
• Vacuum hose is loose, leaking
or clogged.
• Notify the service.
• Chamber lid gasket is not air-
tight.
• Notify the service.
• Vacuum sensor is defective. • Notify the service.
• Vacuum pump is not being
triggered or the vacuum pump
is defective.
• Notify the service.
• Vacuum pump is leaky. • Notify the service.
• Filter in the line to the vacuum
sensor is dirty and blocked.
• Notify the service.
• Leak in hose connections. • Notify the service.
• Leak in vacuum hose. • Notify the service.
80
• The vacuum sensor and as-
sociated line is leaking.
• Notify the service.
81 • Sealing diaphragm leaks. • Notify the service.
8.2 Faults without diagnostic message
Symptom Cause Solution
• Machine is switched off. • Switch on the machine.
• Mains plug is unplugged. • Plug in the mains plug.
Machine does not run.
• Ambient temperature too low. • Operate the machine only at
permissible ambient tempera-
ture, see "Technical Specifica-
tions".
• Chamber lid pressed closed
too briefly.
• Press the chamber lid shut
more evenly, more firmly and
for longer.
• Chamber lid gasket is dirty. • Clean the chamber lid gasket.
Chamber lid does not
remain closed despite
pump running.
• Chamber lid gasket is dam-
aged.
• Change chamber lid gasket.
Poor vacuum in the
pack.
• Evacuation pressure is set too
high.
• Reduce Evacuation pressure
value.
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