
BLUEHELIX TECH RRT 24 H
172
EN
cod. 3541C661 - Rev. 00 - 10/2018
100% calibration
IMPORTANT: DURING THE AUTOMATIC CALIBRATION PROCEDURE AND CHECK OF THE CO
2
VALUE, THE
FRONT CASING OF THE BOILER MUST BE CLOSED AND THE INTAKE/FUME EXHAUST DUCTS COMPLETELY
ASSEMBLED.
100% calibration, manual
Calibration procedure
.
•
Put the boiler (preferably) in heating mode or else in DHW mode. Press the
Reset
button (detail 6 - fig. 1) for 10
seconds.
•
The display shows 100 and the text
”Co”
flashing; press the "H" button (ref. 4 fig. 1) to set and view 120.
•
Then press the "DHW +" button (ref. 2 fig. 1) to set 123.
•
Press the
Reset
button (ref. 6 fig. 1) once.
•
The display shows
Ts
flashing; press the "h" button (ref. 4 fig. 1) once.
•
The display shows
Sc
flashing; press the
reset
button once.
•
The display shows
Sc
alternating with 01 flashing;
•
Press the "h" button (ref. 4 fig. 1) until displaying
Sc
alternately with 15 flashing;
•
Press the "DHW +" button and the display shows "00";
•
Press the "DHW +" button and the display shows "01";
•
Press the "h" button (ref. 4 fig. 1) and the 100% calibration mode will activate, displaying the message “CA
” and “LI” alternating.
•
After calibration, the display will show
Sc
alternating with 15 flashing.
•
Press Reset (ref. 6 fig. 1) for 10 seconds to exit the
Sc
menu.
100% calibration, automatic
Automatic calibration can occur under certain circumstances in the absence of a DHW or heating demand and is indi-
cated by the flashing flame symbol on the display.
Loading parameters with “BCC KEY”
The
“BCC KEY”
device allows the updating of combustion parameters for boiler type.
It is used in case of replacement of the PCB of some boiler models.
To use the
“BCC KEY”
, refer to the instructions contained in the
kit code 3980H780
.