Troubleshooting - Ferroli EGEA 90LT User, Installation, And Maintenance Manual

8. TROUBLESHOOTING

If the equipment is not working properly, without any alarm signaling, before contacting the manufacturer's technical assistance
service, it is advisable to carry out the following.
Fault
The equipment does not switch on
Water cannot be heated via the heat pump in
ECO or AUTOMATIC mode
The heat pump remains on without ever
stopping
Water cannot be heated via the integrated
heating element in AUTOMATIC mode
The product cannot be controlled via APP
98
EN
Recommended action
• 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 (Only for the installer).
• 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 (Only for the installer).
• 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
(Only for the installer).
• Without drawing hot water from the product, check that in a few hours heating via
heat pump occurs positively.
• 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 (Only for the installer).
• 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 (Only for the installer).
• Access the installer menu and increase the value of parameter P32, e.g. to 7°C (Only
for the installer).
• Check that the heating element safety thermostat has not intervened (see 8.2)
• Check that there is Wi-Fi network coverage, e.g. via smartphone where the product is
installed, then carry out the configuration procedure again with the router. Make sure
the Wi-Fi symbol on the display is lit up steady.
cod. 3541T580 - Rev. 00 - 12/2019
EGEA
90LT - 120LT