110V 20 µF Start Capacitor - Rancilio browse-common-espresso-machine-parts/pumps-pump-motors The W_517 anti-vacuum valve is

The W_517 anti-vacuum valve is also a better fit here than the W10836

To submit a warranty claim please visit the manufacturer's warranty claim site

Confirm your portafilter uses M12 threading before ordering

see the updated E61 variation cam fitting (BFC165) instead

order a replacement set here

110V 20 µF Start Capacitor - Rancilio browse-common-espresso-machine-parts/pumps-pump-motors The W_517 anti-vacuum valve isRancilio 110V 20F Start Capacitor OEM spec 20F start capacitor for 110 120V Rancilio grinders, including the Rancilio MD 40, Rancilio part number 34020028. SPECIFICATIONS 20F, 110 120V ~ 250V ~ 50 60Hz; Rancilio part #34020028 COMPATIBILITY Fits: 110 120V Rancilio grinders; also used in the Rancilio MD 40 Replaces: Rancilio #34020028 INSTALLATION Electrical component, recommended for a qualified technician to install. PRO TIPS This capacitor is non