1290 Infinity II High-Speed Pumps User Manual 196
8Maintenance
Replace the Outlet Valve (G7120A)
3 Remove the heat exchanger capillary by pushing the
connector up and pulling it out of the valve.
A gold seal between outlet valve and heat exchanger capil-
lary is used for a tight connection.
4 Unscrew the outlet valve with a 14 mm wrench (1) and
remove it (2).
5 Mount the pump head to the module. Do not fix the
screws at this stage!
6 Insert the outlet valve into the pump head (1). Using a
torque wrench, set approx. 10 Nm and close the outlet
valve (2).
7 Remove the pump head from the module again. 8 Position the entrance slit for the heat exchanger capil-
lary to face exactly to it, and then seat the heat
exchanger capillary back into the outlet valve by moving
it into the valve and pressing it down.
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