11
GB
Fault
Cause
Solution
Water pressure in systems has
dropped considerably; Water
pressure drops considerab-
ly when water is bled (by
more than 35% of the static
pressure)
Dirty filter element
Carry out backwash
Flushing water outlet cannot
be closed
Backwash element does not
reach final position due to
coase dirt particles
Fully open and close turning knob;
repeat backwash several time
13. Trouble-shooting
If the fault cannot be rectified using these notes, please contact a specialist firm or our Customer Service.
2989_EBA Diago AHA 332363-3.indd 11
13.07.11 09:57