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ENGLISH

5.15

ALARMS AND FAULT LIGHTS

If any faults should occur, a screen will appear on the display indicating
the relative error code and a brief alphanumeric description of the same.
Pressing the

“back”

button it is possible to return to the main screen,

a fault is signaled by this lashing icon .

FRI

PLANT

18/05/2013

12:17

1.3 bar

STATE

°C

INFO

SET

HOT WATER TEMPERATURE

The user can return to the fault description screen by using the

“up”

and

“down”

keys and then pressing the

“ok”

key.

The faults description screen is automatically displayed once the display

illumination time has elapsed without any button being pressed.

Press the

“up”

and

“down”

keys to display the descriptions of any other

faults that may be present.

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 performed by pressing the

“ok”

button on the control

At this point, if the correct operating conditions have been restored, the

boiler will restart automatically.

There is a maximum of 5 consecutive attempts at a release by the fault,

when used up it is possible to unlock the boiler by cutting off and
reconnecting the electrical power supply.

E020

LIMIT THERMOSTAT

REC10 ATTEMPTS EXHAUSTED

If attempts to reset the boiler fail, contact the installer service agent

For fault E041

If the pressure drops below the safety pressured 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 mode).

E041

WATER TRANSDUCER

PRESS OK TO LOAD THE PLANT

During the loading phase the scrolling message appears on the foot of the
page

“SEMI-AUTOMATIC FILLING IN PROGRESS”,

the green and red LEDs

flash, while the pressure shown 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 and the green and

red LEDs come on fixed for about 4 seconds.

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 (

) until the pressure is between 1 and 1.5 bar.

If the pressure drops frequently, contact the installer or competent
service engineer

For fault E060

Boiler is working normally, but does not provide any stability of domestic
hot water temperature that, in any event, is supplied at a temperature of
around 50°C.

Then a service engineer is required

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 exchanger (alarm code E091).

Once the cleaning operation has been completed, reset to zero the total
hour meter with special kit supplied as an accessory following procedure
indicated below:

- Access technical parameters as explained in section “4.1 Access to

technical parameters”

- Select EXHAUST PROBE RESET with the

“up”

and

“down”

keys,

confirming the selection

TECHNICAL

THERMOREGULATION

RANGE RATED

CALIBRATION