Cool Energy EcoStore CE-ES200, Manual

Page: 40 / 52

Heat pump water heater
EN
40 | P a g e
6 MEASURES TO BE ADOPTED IN CASE OF MALFUNCTIONS
MALFUNCTIONS POSSIBLE CAUSE
SOLUTION ADN
EXPLANATIONS
The water is cold, and the
display is turned off.
Bad connection to the
electrical supply.
Re-connect the supply.
The water temperature is set
too low. Set the water temperature at a
higher value.
The temperature control is
damaged
Call for assistance.
The temperature sensor is
damaged.
Water does not come out.
The water supply was
isolated. When the water supply will be
restored, it will turn to normal.
The water pressure is too low.
Use the system when the
pressure returns to normal.
The entry water valve is closed. Open the entry water valve.
Water loss.
The hydraulic connections are
not well sealed. Control and seal all hydraulic
connections.
The electrical resistance
element makes noises. Hard water grade is anomalous.
Water with lot of limestone.
The limestone deposits on the
resistance cause an irregular
and violent thermic change in
those places where the
limestone is scraped. A final
solution is to install a water
softener.
WARNING:
All the operations must be performed with the equipment disconnected from
the mains supply.