DuoControl Operation
47EN
50020-00984 ∙ 00 ∙ 08/2022
After any intervention, check the hose connection on the cylinder
valve for leaks (see the “Checking for leaks in the high-pressure
section” chapter)�
During a cylinder change, ensure that the high-pressure hoses
from the inlet connection of the gas pressure regulator is always
at a constant gradient to the gas cylinders (Fig� 8)�
Fig� 8
After replacing the empty gas cylinder, select it as the new reserve
cylinder� To to this, turn the control knob 180°�
4.3.2 Gas cylinder with clip-on adapter
For handling the clip-on adapter, see the operating instructions for
the clip-on adapter�
Close the valve from the clip-on adapter�
Disconnect the clip-on adapter from the empty gas cylinder�
If a gas filter is present, change the filter pad (see the operating
instructions for the gas filter)�
Replace the gas cylinder�
Connect the clip-on adapter to the full gas cylinder�
Open the valve from the clip-on adapter�
If available, press the hose rupture protection on the high-pres-
sure hose�
Set the control knob on the gas pressure regulator to the full gas
cylinder (operating cylinder)� To to this, turn the control knob 180°
to the stop position�
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