BLUEHELIX TECH RRT 28 C
168
EN
cod. 3541N260 - Rev. 01 - 10/2017
Loading parameters with KEY
The
“KEY”
device allows the updating of combustion parameters for boiler type.
It is used to update the parameters or in case of circuit board replacement.
To update, disconnect the power supply, open the electrical box and insert the
“KEY”
device as per the instructions
provided with the kit (see also fig. 30). Close the electrical box and turn on the power to the boiler.
fig. 30- KEY insertion
The display will show
FH
. If the system has not been drained, it is possible not to perform the
"FH"
phase by pressing
the button
ref. 7 of
fig. 1 for a few seconds. If the system has been drained, repeat the
"FH"
cycle.
After the cycle, the display will indicate error
F67
. Enter the
Sc
parameters (see *** 'Adjustments' on page 166 ***), scroll
to parameter
SC16
by pressing the
Heating "+"
button.
Press the
DHW “+”
button to display
"00"
.
Press the
DHW “+”
button once more to display
“01”
.
Press the
Heating “+”
button.
The display shows
“bCLd”
which indicates the transfer of parameters from the
KEY
to the board.
If the display shows the message
“ErLd”
it means that the transfer of data was unsuccessful. Repeat the parameter
loading operation.
Once the transfer is complete, the display shows
ECO
and the
delivery temperature
.
Now proceed with the
100% calibration
(see *** '100% calibration' on page 167 ***).
1
X06
X06
2
3
X06
