7.5 Warning codes – digital LED display
Differential pressure too high
Carry out cleaning (see
“Maintenance” chapter)
Vacuum in extraction pipe
too high
Check the extraction pipe for
blockage
Extraction volume
measurement sensor error
The digital LED display shows the
motor frequency, contact service
Extraction capacity not
sufficient.
The required extraction
capacity for the connected
extraction torch is not
reached.
Check the extraction torch for
blockage.
Carry out a filter change.
Control temperature
increased (15 ⁰C below
switch-off limit)
Temperature in the unit
increased (15 ⁰C below
switch-off limit)
Overload protection
If the vacuum in the extraction pipe rises above 22,000 Pa and the
temperature in the product exceeds a certain threshold, the product
automatically reduces the extraction capacity to avoid overloading the
product.
If the fault cannot be corrected by the customer, please contact the
manufacturer’s service department.