Ferroli ECOTRONIC HiTech Manual Del Usuario página 178

Maintenance
During yearly general maintenance of the heating system, have the personnel in charge
also check the functions of the controller and optimize the settings if necessary.
Maintenance operations:
» Check the time and date (see "6.15 Time and Date" on page 175).
» Verify/check the plausibility of statistics.
» Check the memory (see "2.4 Notifications" on page 153)
» Check the reliability of the current measured values (see "1. Measurement values" on
page 152).
» Check the outputs/components (see "3. Operating mode" on page 153)
Possible error messages
Possible error messages
Sensor x faulty
Collector alarm
Restart
Time and Date
No flow
Frequent On/Off
AL failed
178 EN
Notes for personnel in charge
The probe, the probe input on the controller or the connected
cable is faulty.
See"Resistance/temperature table for Pt1000 probes" on page
148
The collector temperature set in the menu has been exceeded
(see "5.6 Collector alarm" on page 158).
The controller has been restarted, e.g. due to a power failure.
Check the time and date!
This message appears automatically after a power outage be-
cause it is necessary to check the time and date and, if neces-
sary, adjust.
This message is displayed if ΔT between the storage and col-
lector is equal to or greater than 50 °C for more than 5 minutes.
A relay was switched on and off more than 5 times in 5 minutes.
Appears when at least AL Tref -5 °C cannot be kept for the set
AL probe time.
code 3542A420 - Rev. 00 - 12/2021
ECOTRONIC HiTech