Operating Instructions KDF-9/KDG-9
Page 13
KDF-9/KDG-9 K04/0922
Attention
If cleaning of the float or of the measuring cone is necessary due to contamination, please note following
items:
Before removing a device, make sure that the pipe line is empty (no product residues) depressur-
ized and cooled.
For devices that are used to measure corrosive or hazardous media, appropriate security precau-
tions have to be taken regarding any remaining liquid in the measuring unit
Avoid electrostatic charging of surfaces when cleaning non-conductive surfaces (e.g. protective
hood)
Having dismantled the device, dirt on the inside of glass measuring cones can be gently cleaned
with a brush and appropriate media.
When assembling and reinstalling the system always new gaskets have to be used.
Replacing the measuring cone
Removal:
Close valve in front and behind the unit
Close needle valve of the device
Shift protective cover upwards and remove to the front.
By turning the adjusting ring at the unit base counterclockwise the measuring glass can be loos-
ened and removed.
Installation:
Installation has to be carried out in reverse order
The measuring glass is fixed by clamping the adjusting ring on the unit base hand tightened
With a 3 mm pin the clamping ring is fixed by
4, max. 5 120° turns
clockwise.
The torque should be max 2.8 to 3 Nm.
Caution! To avoid breaking of the glass flow tube it has to be installed centrally between the
seals.
Before re-commissioning the tightness of the measuring device has to be checked by suitable
means.
Clamping ring