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13.5 Measuring the ionization current
Ionization test
figure 28
All manuals and user guides at all-guides.com
-
Switch off the system using the Central Heating button and the DHW button
-
Disconnect
the
plug
and
connect
the
Select the µA direct current range on the measuring device. The measuring device
must have a resolution of at least 1 µA.
-
Switch on the sytem using the Central Heating button and the DHW button.
-
Press the MODE-button for 5 seconds.
-
The display will show COdE followed by an arbitrary number;
-
Select by means of the + or the - button the code C123;
-
Press the Store-button to confirm the code (code blinks 1 x);
-
Press the MODE-button until SERV is shown;
-
Press the STEP-button once until 1 is shown;
alternately 1 and OFF will be shown.
-
Press the + button until the maximum value (in kW) is achieved;
The boiler will burn on full load (value on display in kW)
-
Measure the ionization. When the boiler is in full load the ionization current must
be > 4 µA and write down this value in the log book.
-
Press the - button until OFF is shown (keep button pressed).
-
Switch off the system using the Central Heating button and the DHW button
-
Disconnect the measuring device and restore the plug and the socket connection
on the probe.
-
Switch on the sytem using the Central Heating button and the DHW button.
and
the
socket
connection
measuring
device
in
value in BTU/hr = x3415
on
the
probe
series.
See
figure
28.
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