35 / EN
Problem
The water temperature varies
from hot to cold during use.
The water is too hot.
It turns off during use
The water has stopped flowing.
There is no hot water with the
unit's shut-off valve completely
open.
Possible Causes
The water pressure is below the
minimum level.
There is not enough water flow
entering the heater.
The ambient temperature has
increased or the temperature setting
is too high.
The voltage is lower than 240 volts.
The tap water temperature is too high.
Power failure or faulty wiring..
Blockage in the tubes or pipes.
There is no water supply.
Power failure or faulty wiring..
Sufficient flow has not been reached
to activate the resistance (4 L/min).
Solutions
Increase the water flow.
The water flow increases.
Select a lower temperature value.
This heater is designed to operate at 240 volts. A
lower voltage prevents the heater from operating
correctly.
Check if the flow is too low, the temperature
adjustment is too high, or if there is an internal
fault. If the problem persists, contact a qualified
electrician.
Check the power supply and the breaker. If the
problem persists, contact a qualified electrician.
Check that the water supply valve is completely
open and there are no obstructions in the supply
line..
Check the power supply and the breaker.
Increase the water flow. Clean the filter screen at
the unit's water inlet.