Unical !DEA AC 23, Руководство по установке и обслуживанию

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24
3.11 - MeasUReMenT OF COMBUsTiOn eFFiCienCY DURing insTallaTiOn
ATTENTION!
Function reserved for Unical AG
s.p.a. authorised assistance Centres
only.
3.11.1- aCTivaTiOn OF THe CaliBRaTiOn FUnCTiOn
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 MaXiMUM OUTPUT
By turning the knob (B) onto MAX, the boiler will
operate at maximum output:
- 3 illuminated symbols
4 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 .
3 MINIMUM OUTPUT
By turning the knob (B) in position , the boiler
will operate at minimum output :
- 2 illuminated symbols
- 1 flashing
x 3’’
service
The user is NOT authorised to activate
the function described below.
MAX
M
IN
service
MAX
M
IN
service
To determine the combustion efficiency
one must make the following measurements:
- measurement of the combustion air temperature
taken in room
- measurement of the flue gas temperature and
content of CO
2
taken in the relevant hole
Take the measurements with the generator in
steady state conditions (see par. 3.11.1).
3.11.2 - POsiTiOning THe PROBes