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When there is a fault the icon
0.5sec ON and 0.5sec OFF, the backlight blinks for 1min with
a frequency of 1sec ON and 1sec OFF after which it switches
off; while the bell continues to flash.
On the 4 digits of the display a scrolling message that
describes the error code is shown.
When a fault occurs the following icons can appear:
-
it comes on when there is a flame alarm (E010)
- RESET comes on when there is an alarm that requires the
manual reset by the user (flame lockout for example)
-
comes on together with the icon
and water alarms.
RESET FUNCTION
In order to reset the boiler's operation in the event of a fault,
it is necessary to press the RESET button. At this point, if the
correct operating conditions have been restored, the boiler will
restart automatically. There are a maximum of 3 consecutive
attempts.
DAY
b
If the reset attempts do not activate the boiler, contact
your installer or Vokera Ltd.
FOR FAULT E041
If the pressure drops below the safety threshold of 0.3 bar
the boiler displays the fault code E041 for a transitional time
of 30sec.
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 following procedure indicated in section ""4.2a
WHAT IF I HAVE FREQUENTLY TO TOP-UP THE SYSTEM"".
If the drop in pressure is very frequent, contact your installer
or Vokera Ltd.
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 (made with special kit supplied
as an accessory) it is necessary to reset to zero the total hour
meter following procedure indicated below:
ƒ access the technical parameters as explained in the section
" "5.1 Access to the parameters""
blinks with a frequency of
DAY
, except for flame
DAY
DAY
ƒ select the P3 menu and then P3.12 with the keys
ƒ set the parameter to 1 confirming the selection with
NOTE: The meter resetting procedure should be carried out
after each in-depth cleaning of the primary exchanger
or if this latter is replaced.
The total hours can be verified in the following way:
ƒ access the INFO menus as indicated in the paragraph
""8.12 Range rated"" at I0.15 to display the value of the flue
gases probe meter.
and
Enter
.
41
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