11 Routine and special maintenance
BIESSE S.p.A. © - p714k0003.fm251111
77
Troubleshooting
ALARM PROBLEM SOLUTION
1 High pressure on
separator inlet
Possible clogging of the
centrifugation separator
Check the drainage of solid
residues
2 Low pressure on
separator inlet
Possible clogging of the
filter
Possible clogging of the
pump
Possible clogging of the
suction line
Clean the filter
Disassemble and wash the
suction line, especially the
command valves
3 Intervention of
thermal protection
switch on pump
Activation of the auxiliary
contact of the
thermomagnetic switch that
protects the pump
Contact a specialised technician
4 Low water level in
basin
The water level has fallen
below the minimum
established threshold
Top up the water level
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