WATER LUKEWARM
Actions to be taken
EN
1/ Check position
of the knob on the con-
trol unit
2/ Open one of the hot
taps of the dwelling
Solution
Set the thermostat
at max by turning the
knob as far as possible to
the right
Check the heating
element of the intake
tank, replace if necessary
84
Possible cause
Thermostat setting too
low
Power supply fault
on intake tank