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EXCLUSIVE
For fault E041
If the pressure drops below the safety threshold of 0.3 bar the boiler displays
the fault code "E041 - WATER TRANSDUCER PRESS OK TO FILL THE
SYSTEM" for a transitional time of 10 min during which it is possible to
start the semi-automatic loading procedure, pressing the "ok" key to fill
the system (the procedure can only be started in SUMMER or WINTER).
PRESS OK TO LOAD THE PLANT
During the loading phase the scrolling message "SEMI-AUTOMATIC
FILLING IN PROGRESS" is displayed at the foot of the screen, while the
pressure highlighted on the display should start to rise.
When the loading is finished the scrolling message "SEMI-AUTOMATIC
FILLING FINISHED" is displayed at the foot of the page.
When the transitional time has finished, if the fault persists the fault code
E040 is displayed.
When the boiler has fault E040 manual loading should be carried out using
the filler tap (A) until the pressure is between 1 and 1.5 bar.
If the pressure drops frequently, contact the installer or service engineer
A
For fault E091
The boiler has an auto-diagnostic system which, based on the total number
of hours in certain operating conditions, can signal the need to clean the
primary heat exchanger.
Contact your installation and service engineer
End of User Section
Note Warranty / Servicing section on page 40
36
E041
WATER TRANSDUCER
Reset function
In order to reset the boiler's operation in the event of a fault, it is necessary
to access the fault description screen. If the lockout is of a non-volatile type
that requires a reset procedure, this will be indicated on the screen, and can
be carried out by pressing the "ok" button on the REC10.
LIMIT THERMOSTAT
At this point, if the correct operating conditions have been restored, the
boiler will restart automatically.
If the attempts to reset the fault do not restore the boiler's functionality,
please contact your local Customer Support Service.
Up to a maximum of 5 reset attempts can be made using the REC10, after
which the machine must be disconnected from the power supply to reset
the number of attempts available.
Request the intervention of Technical Assistance
LIMIT THERMOSTAT
REC10 ATTEMPTS EXHAUSTED
E020
PRESS OK RESET
E020
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