DuoControl Operation
49EN
50020-00984 ∙ 00 ∙ 08/2022
WARNING
Risk of fire and explosion hazard due to damaged or
missing seal
Check the flat gasket during each high-pressure hose
change and replace it if it is ageing, hardening, cracking
or exhibits other visible defects�
Never use self-made seals; instead, only use Truma
original spare parts�
Ensure that the seal is available and properly installed�
It is advisable to replace the flat gasket G�13 (see chapter
„Accessories“) during each hose change�
Close the cylinder valve of the gas cylinder�
Disconnect the high-pressure hose from the cylinder valve or clip-
on adapter� Observe the direction of rotation (left-hand thread)�
Loosen the high-pressure hose from the gas pressure regulator
or gas filter� Use the supplied screw aid (width across flat23mm)
for this purpose� Use a spanner (width across flat18mm) to hold
the gas pressure regulator in place�
Check the new high-pressure hose for contaminants� Clean the
high-pressure hose if necessary�
Check the flat gasket for dirt or damage� Replace the flat gasket if
necessary�
Insert the flat gasket accurately into the hose connection�
Screw the new high-pressure hose onto the gas pressure
regulator or gas filter� Use the supplied screw aid (width across
flat23mm) for this purpose� Use a spanner (width across
flat18mm) to hold the gas pressure regulator in place� Use your
hand to hold the gas filter in place�
If the screw aid jumps over or slips during tighening, the required
tightening torque has been reached�
If present, attach the clip-on adapter back onto the high-pressure
hose�
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