13
Ver_2-08-22
Trouble shooting for all models
•
Head loss is not decreasing after flushing cycle:
o
Check that the pressure is not below 2 bar.
o
Check that there is no disturbance to the flushing flow.
o
Flush the internal screen by opening its valve 1/2".
o
Repeat the flushing cycle again, do not forget to open the filter valve 2" before turning the handle.
•
Filter is still not clean:
o
Clean the internal screen: see Periodic Maintenance
–
Secondary flush
port cleaning (outlined below)
o
Clean discs manually: see Periodic Maintenance
–
Discs manual
cleaning (outlined below)
•
Filter handle is not turning
o
Check that the bottom valve 2" is fully open before turning the handle.
o
Check that water flows through the bottom valve 2".
o
Check that inlet pressure is lower than 6 bars
•
Filter handle is still not turning
o
Partly close the inlet maintenance valve and turn the handle
o
Perform a flushing cycle, do not forget to open the filter valve 2" before turning the handle.
o
Open the inlet maintenance valve
