WAM SILOTOP zero - 9.0 INFORMATION REGARDING FAULTS; 9.1 Trouble-shooting

9.0 INFORMATION REGARDING FAULTS
2
FIL.SILOTOP_zero.--.M.A4.0722.EN Issue: A4
07.22
42
FAULT PROBABLE CAUSE POSSIBLE REMEDY
Excessive di󰀨erential pressure.
1) Compressed air supply failure. 1) Check the operation of the
compressor.
Check whether condensate is
present in the lter
Check for water and/or oil inside
the air tank of the lter.
2) No air in the blowing pipes. 2) Check the electronic board
conguration and connection.
Check the if the solenoid valve
works properly.
Check if the solenoid valve
membrane works properly.
3) Filter elements clogged. 3) Run the lter on empty and then
remove all lter elements and
replace the damaged ones.
Dust in the clean area.
1) Check for possibly damaged lter
elements.
1) Replace if damaged.
2) Check the seals. 2) Replace if damaged.
3) Check if the lter elements are
housed correctly in their seat.
3) Repeat installation if necessary.
Continuous blowing of the solenoid
valve.
1) Check if the coil works. 1) Switch on and o󰀨 the compressed
air supply to the lter 3-4 times.
2) Remove the coil (6) after removing
the relative ring nut. Unscrew the
component (5) ensuring that the pin
and spring inside does not fall and
that the former slides perfectly in.
3) Inspect thoroughly the in coupling
area of items (4) and (5) making
sure there are no impurities.
9.1 Trouble-shooting
Minor problems can be solved without consulting a specialist.
The following Table contains a list of the most common problems, the possible causes and possible remedies.
For particularly di󰀩cult actions which are not mentioned in the Table, contact the Manufacturer’s Customer
Service Department.
Danger - Warning
Before carrying out any operation “set the equipment (machine) concerned in safety” (see “Glossary
and terminology”), operate according to the indications on the “Operation and Maintenance Manual”
and in accordance with and in compliance with the standards in force as regards health and safety.