Kessel Aqualift S 100 tronic Manuel D'instructions page 38

Hang the pump in place
Lift the pump into the tank by the handle of the riser and
hang into place at the bottom.
Bring riser up to the pressure pipe connection.
Lock the one-handed closure and check that the pump
sits tight.
Repeat the procedure again for Duo systems.
38 / 140 016-228_01