Fetco CBS 31-Aap Spray Cutter, Clear Plastic, 6+1 whole-bean-bulk-grinder-burr-sets/bunn-coffee-grinder-parts Follow the factory user manual

Follow the factory user manual (page 10 for English)

Pull the old screen out before fitting the new gasket

and Rancilio portafilters characteristically settle a bit to the right when fully tightened in a bench vice

since the same casting was sold under a dozen different labels

and a valve that won't hold calibration is a legitimate safety issue

Fetco CBS 31-Aap Spray Cutter, Clear Plastic, 6+1 whole-bean-bulk-grinder-burr-sets/bunn-coffee-grinder-parts Follow the factory user manualFetco Clear Spray Cutter (6+1 Pattern) This clear plastic spray cutter shapes the water flow pattern over the coffee bed on Fetco CBS series brewers, helping ensure even saturation during brewing. SPECIFICATIONS Fetco part #1023. 00047. 00 Clear plastic, 6+1 spray pattern COMPATIBILITY Fits: Fetco CBS 31A, CBS 31Aap, CBS 32A, CBS 32Aap Replaces: Fetco 1023. 00047. 00 Works with: N A INSTALLATION Simple drop in swap during routine spray head