CMA 3/8 x 3/8" Check Valve common-universal-parts/astoria-heating-elements-boosted-removable-exchanger-boiler PRO TIP: The Silverton Brewer

PRO TIP: The Silverton Brewer fitting can also be used in place here

Counts up after zero

Pivot pin for old-style (pre-2001) lever group espresso machines

Instead of programmable shot volumes

PRO TIP: Rinse under water after every use to prevent coffee build-up and combat stubborn residue by soaking coil in hot water

CMA 3/8 x 3/8" Check Valve common-universal-parts/astoria-heating-elements-boosted-removable-exchanger-boiler PRO TIP: The Silverton BrewerCMA 3 8 x 3 8" Check Valve Boiler check valve in the less common 3 8" x 3 8" size, built for CMA based Astoria espresso machines. Most Astoria models use the more common 1 4" x 3 8" check valve instead, this one is for older machines that specifically call for the larger 3 8" x 3 8" size, and a handful of older units use both sizes together. COMPATIBILITY Fits: Older CMA based Astoria espresso machines requiring the 3 8" x 3 8" check valve Related