PRONOVA FOS/TAC 2000, User Manual, Page: 20 / 31

FOS/TAC 2000 MAINTENANCE, REPAIR, CUSTOMER SERVICE
812-04.2015-EN FOS/TAC 2000 User Manual 20
Then proceed as follows in order to change the hose:
-
Carefully pull the hoses off the connecting nozzles of the pump.
-
Press the conveyor

together at the recesses and turn the S-bolt

clockwise to end stop
-
Remove the conveyor

and hold the old hose

by the hose nozzles in
order to remove the old hose from the guides
-
Insert the new hose

with hose nozzles into the guides of the conveyor

-
Insert the conveyor

fully with the new hose

into the dovetail guide of
the pump body
-
Press the conveyor together at the recesses and at the same time turn the S-
bolt

counter-clockwise until it locks in place.
After the hose change, fill the hoses with titration solution again. For this purpose, screw the suction hose into the bottle containing
the titration solution and place a beaker onto the magnetic stirrer. Then, similar to the process of draining the hoses, select the
“Calibration/peristaltic pump” menu option and press <OK> to start the process.
On completion of the filling process, adjust the pumping rate of the peristaltic pump in the manner described in the “Calibrating the
peristaltic pump” section.
10 Warranty conditions
The manufacturer assumes a 6-month guarantee corresponding to the statutory guarantee period for electric devices.
The guarantee is contingent upon compliance with the following conditions:
 The device must have been handled properly at all times and with the care required for an electronic device.

All instructions and information contained in this manual must have been adhered to.

The device must have been operated within the specified temperature range.
The warranty does not cover parts subject to wear and tear, such as various solutions, the pH electrode or the hose of the peristaltic
pump.


