AZUD HELIX AUTOMATIC 201 DLP User Manual page 24

8. Possible problems-causes-solutions
BACKFLUSHES ARE NOT MADE
COMPLETE OR
PARTIAL REDUCTION
OF FEEDING IN THE
COMMAND
CLEAN THE FILTERING
ELEMENT OF THE
AUXILIARY FILTER. See
section "Checking of
Auxiliary filter" in the
Manual
For the identification of the components
consult section "Components and Spare
parts" from the manual
Water Filtration Solutions
ANY STATION MAKES
THE BACKFLUSH
If the problem persists or you have
any doubt, contact your
distributor.
NON-OPERATIVE
CONTROL UNIT
VERIFY THE MAINS
SUPPLY OF THE CONTROL
UNIT AND THE FEEDING
FUSE*
CHECK OUTPUTS
FUSES*
CHECK SOLENOIDS
CHECK HYDRAULIC
VALVES
*For the identification of the fuses consult
the chapter "Electric Circuits" from the
Control Unit Manual
24