1
Remove capillary connections between the pressure
sensor and the Multi Purpose Valve, and between the
pressure sensor and the outlet filter of the secondary
pump head, respectively.
3
Carefully pull out the pressure sensor for about 2 cm.
Then unscrew the cable from the pressure sensor.
1290 Infinity Quaternary Pump User Manual
Replacing the Pressure Sensor
2
Remove the screws that fix the pressure sensor to the
chassis.
4
Connect the new pressure sensor to the pressure sensor
connector.
9
Maintenance
149