La Marzocco Complete Drain Cup Expansion Valve /brew-pour-over-coffee-makers Fits: Mazzer Super Jolly Electronic

Fits: Mazzer Super Jolly Electronic (doser-to-doserless conversion)

Confirm your grinder is a 2004-era K5 or K6 before ordering

the display prompts you to select your grinder model (No0 through No5) on first power-up

71 mm conical burr set for single-phase 110V Mazzer Robur espresso grinders

La Marzocco Complete Drain Cup Expansion Valve /brew-pour-over-coffee-makers Fits: Mazzer Super Jolly ElectronicLa Marzocco Expansion (Over Pressure) Valve 12 Bar This expansion valve bleeds off excess hydraulic pressure into the drain cup, set to release at 12 bar. Water occasionally trickling from this valve during brewing is completely normal operation. SPECIFICATIONS 1 4" M BSP thread 12 bar relief pressure COMPATIBILITY Fits: La Marzocco machines using this drain cup expansion valve design INSTALLATION DIY threads into the group hydraulic block. PRO TIPS A