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Les langues disponibles
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Type
No.
Description
tS
3.5
Digital / analogue Pressure switch
tS
4.0
Modulating Pump Speed
tS
4.1
∆T Modulating pump delivery/Return
tS
4.7
System pump forcing (only in winter mode)
tS
4.8
INST Parameter set to default
In the event of a fault/malfunction the message "AL" will appear
on the display alternating with the alarm number eg. "AL 04"
(Domestic Hot Water Sensor Fault).
Before repairing the fault:
– disconnect the appliance from the mains power by setting the
main switch to "OFF"
OFF
– as a precautionary measure, close the gas isolation valve.
Repair the fault and start-up the boiler again.
after having repaired the fault, when the alarm number
NOTE:
appears on the display together with the message RESET (see
o
(
figure), press the button
to start the appliance up again.
7.5
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 mo-
ment (WINTER
n
or SUMMER
Fig. 37
R
) for approximately 3 seconds
l
)
Range
0 = water pressure switch
1 = water pressure transducer
2 = water pressure transducer (only
pressure displayed)
-- = No modulation
AU = Automatic 30 .. 100
10 .. 40
0 = Disabled
1 = Enabled
RESET
0 .. 1
– go into "INFO" by pressing the buttons
for more than 3 seconds until "In" appears alternating
time
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
When all the values have been displayed, exit the menu by
pressing and holding down the buttons
for approximately 5 seconds until the initial screen is dis-
time
played.
TABLE OF INFORMATION DISPLAYED
Type
No.
Description
In
0.0
SW version
In
0.1 External sensor
Delivery sensor 1 tem-
In
0.2
perature
Delivery sensor 2 tem-
In
0.3
perature
Domestic hot water
In
0.4
sensor temperature
In
0.5 AUX auxiliary sensor
Actual heating SET
In
0.6
temperature
In
0.7 Power level
In
0.8 Flow meter rate
Water pressure trans-
In
0.9
ducer reading (if resent)
U/M
Step
Default
-
1
0
%
10
AU
%
1
20
-
1
0
-
-
0
>
and
<
at the same
>
or
<
.
<
and
o
at the same
Range
U/M
Step
- 9 ..
°C
1
99
- 9 ..
°C
1
99
- 9 ..
°C
1
99
- 9 ..
°C
1
99
- 9 ..
°C
1
99
Par. 13
... Par.
°C
1
14
0 .. 99
%
1
0 .. 99
l/min
0.1
0...99
bar
0.1
67
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