wtw PurCon, Operating Manual

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PurCon Maintenance
71
5.2 Replacing the pump tubings
To replace the pump tubings, carry out the following steps:
Fig. 13 Replacing the pump tubings
1 Switch off the permeate pump (bring the Permeate selector
switch into position 0).
2 Loosen the pump cassettes on the gripping lever.
3 Take the pump cassettes out of the holder by pressing the
clamp strap.
4 Take the pump tubings out of the cassettes and replace them
with new ones.
5 Insert the pump cassettes in the holder again.
6 Tension the gripping lever.
7 Bring the permeate pump to the required speed of rotation
again on the Permeate selector switch.