multivac C200 - Page 77

Troubleshooting
Faults without diagnostic message
03.06.2014 77
Symptom Cause Solution
• The pressure difference be-
tween the chamber and the
outside environment is not
large enough before the seal-
ing process.
• Reduce Evacuation pressure
value.
• Reduce Gas flushing pressure
value.
• Reduce Gas flushing time
value.
• Sealing bar damaged. • Replace sealing bar.
• The pressure difference be-
tween the chamber and the
outside environment is not
large enough before the seal-
ing process.
• Reduce Evacuation pressure
value.
• Reduce Gas flushing pressure
value.
• Reduce Gas flushing time
value.
• Teflon tapes on the sealing
bar and counter-pressure bar
are worn.
• Change the Teflon tapes.
Seal seam is uneven
and wavy.
• Profile thread in the counter-
pressure bar is worn.
• Repair the counter-pressure
bar.
Seal seam is milky. • Sealing time is set incorrectly. • Reduce the Sealing time
value. The seal seam should
be clear and transparent.
The excess pouch neck
can only be severed with
difficulty at the sever
seal or it can not be
severed at all.
• Sealing time is set incorrectly. • Increase the value for Sealing
time in small increments.
• Air de-oiling element is defec-
tive.
• Change air de-oiling element. Odour or smoke.
• Oil return valve of vacuum
pump is clogged.
• Notify the service.
• Air de-oiling element clogged. • Change air de-oiling element. Machine is very loud.
• Vacuum pump defective. • Notify the service.
High oil consumption. • Air de-oiling element clogged. • Change air de-oiling element.
• Screw plugs or oil sight glass
not tight.
• Tighten screw plugs and oil
sight glass.
Oil leaks out of machine.
• Vacuum pump defective. • Notify the service.