8
EN
Start-up
– Open the gas remote switch if present.
– Connect the gas cylinders (2) and make sure all hose connections
are in good condition.
– Open the valves on both gas cylinders (1).
– The status display (12) changes to green.
– If the reset button (6) is not pressed (“not ready for operation” posi-
tion), press the button (6).
Changeover
If the pressure in the operating cylinder drops to below 0.4 bar,
DuoControl automatically switches over to take gas from the second
gas cylinder. The status display is red.
In extreme cold or when a large amount of gas is consumed
from the cylinder over a long period of time, the gas pressure
may fall below 0.4 bar even though there is still some gas left in the
operating cylinder. This may result in gas being taken from both gas
cylinders simultaneously.
If necessary, use the control knob (11) to manually select which gas
cylinder will be operating and which will be held in reserve.
Always turn the control knob (11) as far to the left or right as it will go
(an intermediate position will cause gas to be removed from both gas
