Unical !DEA AC 23 - Combustion Efficiency and Burner Adjustment

24
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ATTENTION!
Function reserved for Unical AG



1 ACTIVATION
By pressing the button (D) for 3 seconds, the
calibration function is activated. Release it when
the SERVICE symbol appears, Do not press it
for more than 9’’
This function is not activated if there is a block or
domestic hot water request.
2 
By turning the knob (B) onto MAX, the boiler will
operate at 
- 3 illuminated symbols
 DISABLING
The “calibration” function stays active for 15 minutes.
To disable the CALIBRATION function before the
time elapses, switch the boiler on and off again
 MINIMUM OUTPUT
By turning the knob (B) in position , the boiler
will operate at minimum output:
- 2 illuminated symbols
- 1 ashing
x 3’’
service
The user is NOT authorised to activate

MAX
M
I
N
service
MAX
M
I
N
service
To determine the combustion efciency
one must make the following measurements:
- measurement of the combustion air temperature
taken in room
- measurement of the ue gas temperature and
content of CO
2
taken in the relevant hole
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
