polarity is +/-/0 — if your readings fall outside that range
1x Astoria new-style 8mm group head gasket (AS_56)
La Marzocco GB5 and FB80 (serial #4999 & lower)
you'll need the straight version instead
needed on models (such as older Nuova Simonelli) that use a different electrical connection
CMA 230/240V Giemme RL 1E/2C/F Level Regulator with Time Out classe-10-parts/classe-10-hydraulic-valves polarity is +/-/0 — if230 240V Giemme RL 1E 2C F level regulator with time out for Astoria Argenta, Brava, Denise, Divina, Dora, Gloria, Lisa, Perla, Pratic, Rapallo, Sibilla, Vania and Wega ALE EMA models. Fast shipping when in stock. When out of stock this becomes a special order item and typically requires 2 4 weeks for processing prior to shipping. Specifications: Voltage: 230 240 V CMA OEM part #: 18079 Compatibility: Astoria Argenta Brava Denise Divina Dora Gloria