Boiler information menu [Diagnostic]
This menu provides the information, in real time, of the various sensors present in the boiler.
To access it, press the button
with the button
CH 1 temp
CH 2 temp
DHW temp
Ext temp
Fume temp
Fan rpm
Pump speed
Power
Table 1 - Description - Boiler information menu [Diagnostic]
Parameter displayed
[CH 1 temp]
[CH 2 temp]
[DHW temp]
[Ext temp]
[Fume temp]
[Fan rpm]
[Pump speed]
[Power]
[DHW flow]
[Water Pressure]
[Flame]
If the sensor is damaged or disconnected, the display will show dashes (--).
To return to the main screen, press the button
15 minutes.
298
EN
from the main screen, select the item [Diagnostic] and confirm
.
DIAGNOSTIC
27
°C
26
°C
25
°C
--
°C
28
°C
0
rpm
0%
--%
Description
NTC Flow sensor (°C)
NTC Return sensor (°C)
NTC DHW sensor (storage tank probe) (°C)
NTC External sensor (°C)
NTC Fume sensor (°C)
Actual fan rpm
Actual modulating circulating pump speed (%)
Actual burner power (%)
Actual DHW draw (l/min)
Actual system water pressure (bar)
Flame status
cod. 3541V512 - Rev 00 - 07/2022
ALHENA TECH C
DIAGNOSTIC
Ext temp
Fume temp
Fan rpm
Pump speed
Power
DHW flow
Water Pressure
Flame
fig. 19
Range
0 ÷ 125 °C
0 ÷ 125 °C
0 ÷ 125 °C
+70 ÷ -30°C
0 ÷ 125 °C
0 ÷ 9999 RPM
00% = Min., 100% = Max.
0 ÷ 100 %
00 ÷ 99 l/min
0.0 ÷ 9.9 bar
-- ÷ 255
repeatedly or wait for automatic switching after
--
°C
28
°C
0
rpm
0%
--%
0,0
l/min
0,8
bar
--