INFICON
Cleaning and maintenance | 8
Contura® S400-Operating-instructions-jina91en1-09-(2001)
53 / 68
3
If it is necessary to remove the lower membrane support including the damaged
membrane, first pull both hoses from the bottom of the measuring chamber.
To detach a hose, first press the release ring on the end of the hose in the
direction of the adapter, so that the locking releases and you can remove the
hose. Then unscrew the 16 screws with a T25-TORX® screwdriver.
4
For repair, pack the membrane support, so that it is protected against damage
during transport.
5
Please do not hesitate to contact us and send a completed declaration of
contamination before sending anything to us, see also "Sending in the device
Mounting the
diaphragm support
• If you sent a membrane support with a defective membrane to the manufacturer,
your diaphragm support with membrane and mesh was re-tensioned and leak
testing was performed. With an upper membrane support an additional new lip
seal also came.
• If you want to take precautions in the event of damage to a membrane, you can
purchase from the manufacturer of the device ready-tensioned upper and lower
replacement membrane supports. Note that the service life of stored membranes
reduced by opening the original packaging and due to light.
ü
They feature a separate membrane support with an intact membrane.
1
To assemble the upper membrane support hold it with the screw holes above
the provided thread openings, and rotate the 16 screws with hand tight a T25-
TORX® screwdriver. Tighten crosswise with a torque of 5 Nm.
The assembly of the upper membrane support is possible in 2 directions.
2
To install the lower membrane support, insert the membrane support with the
screw holes over the provided thread holes. To do this thread the hose
connection through the boreholes in the lower membrane support. There is only
one mounting direction possible.
Rotate the 16 screws with a T25-TORX® screwdriver hand tight. Tighten
crosswise with a torque of 5 Nm.