9.0 INFORMATION REGARDING FAULTS
WAMFLO
®
FN200X
2
FIL.WAMFLO_FN200.EX.M.A7.0522.EN Issue: A7
05.22
61
FAULT
PROBABLE CAUSE
POSSIBLE REMEDY
Excessive differential pressure.
1) Compressed air supply failure.
1) Check the functioning of the
compressor.
Check the condensation filters.
Check the presence of water and/or
oil in the air tank of the filter.
2) No air in the blowing pipes.
2) Check the electronic panel
configuration and connection.
Check the proper working of the
solenoid valve.
Check the proper working of the
solenoid valve membrane.
3) Filter elements clogged.
3) Run the filter on empty and then
remove all filter elements and replace
damaged ones.
Dust in the clean area.
1) Check for possibly damaged filter
elements.
1) Replace if damaged.
2) Check the seals.
2) Replace if damaged.
3) Check if the filter elements are
housed correctly in their seat.
3) Repeat installation if necessary.
Continuous blowing of the solenoid
valve.
1) Check the correct working of the
coil (for assembly details see the
page 85).
1) Switch on and off the compressed air
supply to the filter 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 pin coupling area of
components (4) to component (5)
ensuring there are no impurities.
Low suction.
Check for possible obstructions along
the piping.
Check the filter elements.
Check the fan rotation direction.
Remove clogging.
Replace the dirty elements. Adjust to the
correct rotation direction.
Fan not working.
Check power supply.
Check power absorption.
Check rotation direction.
Connect to a suitable power supply.
Adjust the direction of rotation of the
electric motor.
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 difficult 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.
