Rancilio Silvia Expansion/Over Pressure Valve (OPV) Complete linea-classic-fb-70-parts/la-marzocco-linea-fb-70-boiler-assembly-new not included (see o-ring)

not included (see o-ring)

no stopping to empty a basin mid-service

protecting the switch that signals the doser to release ground coffee

hardened seals against a new pipe is a common cause of leaks right after replacement

and spring (sold separately)

Rancilio Silvia Expansion/Over Pressure Valve (OPV) Complete linea-classic-fb-70-parts/la-marzocco-linea-fb-70-boiler-assembly-new not included (see o-ring)Rancilio Silvia Expansion Over Pressure Valve (OPV) Complete Assembly Complete new version Rancilio Silvia expansion OPV valve assembly, factory adjustable up to 10 bar. This is the full valve body with internal spring, gaskets, and o ring, everything except the compression fitting and nut, which are typically reused from your original valve. SPECIFICATIONS Adjustable up to 10 bar 9 mm O. D. barb outlet with 1 8" F and 1 4" F thread fittings Includes