single shower screen - Screw sold separately.
When this part is new it easily flows through your machine and will gives you better crema.
PASQUINI LIVIA 90
CIMBALI TRADITIONAL MODELS
Espresso will build up & embed itself within the screen & prevent proper flow. This will also put a strain on your 3-way valve (part #L91.004) & even your vibration pump (part #L90.703). This could be happening & wouldn't even know till its too late. Every once in a while take off your Portafilter (part #L91.213) turn on brewing cycle .
If the water is going in all different directions and not running down smoothly like rain. The part will need to be changed out soon.
This item is part of our General maintenance kit & should be changed about every 8-18 months