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2. Adjusting the control unit:
ON / OFF switch
- At the system ON / OFF switch, switch the boiler first OFF and then ON again. There must not be any fault
present at the boiler.
- Press the reset button within the following 30 seconds and hold it down during the next steps.
- On (CGU) after 5 seconds the currently set gas type is displayed at the signal ring,
see table: Setting gas type.
On (CGG) after 5 seconds the currently set pipe length is displayed at the signal ring.
- Turn the heating water temperature selector towards the required gas type and check the setting by means of
the colour of the illuminated signal ring (see table adjusting the gas type).
- The adjustment will only be activated when the reset button is released.
- A successful conversion of the gas type is indicated by a triple flashing yellow/red (0.4 s ON / 1.0 s OFF) of the
signal ring.
Gas type
Illuminated ring display
Heating water temperature adjustment
Table: Adjusting the gas type
Check the nozzle pressure after converting the gas type, otherwise material losses and
Note
incorrect functions can occur.
Note:
The adjustment of the gas type can also be done with the BM accessory controller
(Contractor parameter HG12, description see chapter
"Displaying / modifying control parameters with Wolf control accessories").
3062347_0309
Control unit settings after
gas type conversion
Reset
DHW temperature
button
selector
Illuminated
signal ring
Natural gas
quickly flashing yellow
l.h. closing
Thermometer
Pressure
Heating water
temperature
selector
quickly flashing red
r.h. end stop
gauge
LPG
35
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