90
EN
3.5
Display of operating data and counters
Once the boiler is operating a qualified technician can view the
operating data
"In"
and the counters
"CO"
as follows:
– from the operating screen in the mode enabled at that
moment (WINTER
n
or SUMMER
l
)
– go into
"INFO"
by pressing the buttons
>
and
<
at the same
time
for more than 3 seconds until
"In"
appears alternating
with
"0.0"
(information number) and
"25"
(eg. value)
From this point, the technician has 2 options:
– scroll through the list of
"info"
and
"counters"
by pressing the
button
>
. This way, scrolling will be in sequence
– display the
“activated alarms”
(no more than 10) by pressing
the button
<
. Once in this section, proceed with button
>
or
<
.
When all the values have been displayed, exit the menu by
pressing and holding down the buttons
<
and
o
at the same time
for approximately 5 seconds until the initial screen is displayed.
TABLE OF INFORMATION DISPLAYED
Type No. Description
Range
U/M
Step
In
0.0 SW version
In
0.1 External sensor
- 9 ..
99
°C
1
In
0.2 Delivery sensor 1
temperature
- 9 ..
99
°C
1
In
0.3 Delivery sensor 2
temperature
- 9 ..
99
°C
1
In
0.4 Domestic hot water
sensor temperature
- 9 ..
99
°C
1
In
0.5 AUX auxiliary sensor
- 9 ..
99
°C
1
In
0.6 Actual heating SET
temperature
Par. 13
… Par.
14
°C
1
In
0.7 Power level
0 .. 99
%
1
In
0.8 Flow meter rate
0 .. 99
l/min
0.1
In
0.9
Water pressure
transducer reading (if
resent)
0…99
bar
0.1
TABLE OF COUNTER DISPLAYED
Type No. Description
Range
U/M
Step
CO
0.0 total no. of boiler
operating hours
0 .. 99
h x 1000
0.1; from
0.0 to 9.9;
1; from 10
to 99
CO
0.1 total no. of burner
operating hours
0 .. 99
h x 1000
0.1; from
0.0 to 9.9;
1; from 10
to 99
CO
0.2 total no. of burner
ignitions
0 .. 99
h x 1000
0.1; from
0.0 to 9.9;
1; from 10
to 99
CO
0.3 total no. faults
0 .. 99
x 1
1
CO
0.4
total no. of
times installer
parameters
"tS"accessed
0 .. 99
x 1
1
CO
0.5
total no. of times
OEM parameters
accessed
0 .. 99
x 1
1
CO
0.6
time unitl next
maintenance
intervention
1 .. 199
months
1
CO
0.7 total no. of
calibrations
1 .. 199
x 1
1
TABLE OF ACTIVATED ALARMS/FAULTS
Type
No. Description
AL
00 Last activated alarm/fault
AL
01 Last but one activated alarm/fault
AL
02 Third from last activated alarm/fault
AL
03 Previous activated alarm/fault
AL
04 Previous activated alarm/fault
AL
05 Previous activated alarm/fault
AL
06 Previous activated alarm/fault
AL
07 Previous activated alarm/fault
AL
08 Previous activated alarm/fault
AL
09 Previous activated alarm/fault
3.6
Checks and adjustments
3.6.1
Chimney sweeper function
The chimney sweeper function is used by the qualified
maintenance technician to check the gas pressure at the
nozzles, detect the combustion parameters and to measure the
combustion efficiency required by legislation in force.
This function lasts 15 minutes and is activated by proceeding
as follows:
– if the panel (2) has not already been removed, remove the
two screws (1), pull the front panel (2) forwards and release it
from the top by lifting it
1
2
Fig. 33
Содержание Brava One 25 BF
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