1290 Infinity II High-Speed Pumps User Manual 178
8Maintenance
Pump Head Maintenance (Tool Free)
3 Remove the screw at the bottom of the pump head. 4 Lift out the heat exchanger.
5 Insert the new heat exchanger into the opening of the
pump head and lift it over the pins.
6 Use the 19 mm screw for fixing the front plate.
7 Insert and fix the screw.