PROBLEM
CAUSE
SOLUTION
Temperatura does not change in the
central positions: on full cold, hot
water comes out; on full hot, cold
water comes out
Hot and cold water inlets reversed
Reverse positions of hot and cold
water inlets
Only cold water comes out
Lack of pressure or hot water flow
Low hot water temperatura
Hot water entry blocked. Filters dirty
Cartridge dirty
Non-return valve blocked
Check pressure and hot water
temperatura installation
Reduce cold water pressure
Check tap adjustment
Check and clean filters and cartridge
Soak in vinegarfarseveral hours. Rinse
well
Unblock or replace valve
Only hot water comes out
Lack of pressure or cold waterflow
Cold water entry blocked
Filters dirty
Cartridge dirty
Non-return valve blocked
Check hot water pressure
Reduce hot water pressure
Check tap adjustment
Check and clean filters and cartridge
Soak in vinegarfarseveral hours.
Rinse well
Unblock or replace valve
Temperatura not maintained at stable
level
Entry blocked.
Heater goes off
Check and clean filters and cartridge
Soak in vinegar far several hours.
Rinse well
Flow varies
Pressure oscillations in system
Check that other taps or applianoes
are not working at the same time
Very low flow
lnsufficient pressure
Filters or cartridge dirty.
Aerator dirty
lncrease pressure
Check and clean filters and cartridge
Soak in vi negar far several hours
Rinse well
Check and clean aerator, if necessary
Water becomes colder during use
lnsufficient hot water in storage heater
Heater goes off
Check storage capacity
Check heater operation
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