Page 30
User, Installations and Maintenance Manual
Parameter Description
Range
Default
Notes
P49
Threshold on inlet temperature for evaporator
EC or AC with double speed blower speed
setting
10÷40°C
25°C
Modifiable
P50
Antifreeze lower water temperature setpoint 0÷15°C
12°C
Modifiable
P51
Evaporator EC blower higher speed setpoint 60÷100%
65%
Modifiable
P52
Evaporator EC blower lower speed setpoint
10÷60%
40%
Modifiable
(1) = NOT USABLE FOR THIS DEVICE
(2) = ONLY FOR MODELS “EKHHE200PCV3, EKHHE260PCV3”
9. TROUBLESHOOTING
CAUTION: Do not attempt to repair your appliance Yourself.
The following checks are reserved for qualified personnel only.
Fault
Recommended action
The equipment does not switch on
•
Check that the product is actually powered by the mains.
• Disconnect the equipment then reconnect it after a few minutes.
•
Check the power cable inside the product.
•
Check that the fuse on the power board is intact. If not, replace it with an IEC-60127-
2/II certified time-delay 5 A fuse.
Water cannot be heated via the heat pump in
ECO or AUTOMATIC mode
• Switch the equipment off, then switch it on again after a few hours.
• Disconnect the equipment from the mains, drain part of the water contained in the
tank (approx. 50%) then refill it and switch the equipment on again in ECO mode.
The heat pump remains on without ever
stopping
•
Without drawing hot water from the product, check that in a few hours heating via
heat pump occurs positively.
Water cannot be heated via the integrated
heating element in AUTOMATIC mode
•
Switch off the equipment and check the safety thermostat of the heating element
inside the equipment and reset it if necessary. Then switch on the equipment in
AUTOMATIC mode.
•
Disconnect the equipment from the mains, drain part of the water contained in the tank
(approx. 50%) then refill it and switch the equipment back on again in AUTOMATIC
mode.
• Access the installer menu and increase the value of parameter P32, e.g. to 7°C.
•
Check that the heating element safety thermostat has not intervened (see
9.2)
