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SO-20 Softening Cartridge
Softening Cartridge
SO-20 Softening Cartridge: DEV9105-42
SO-20 Softening Cartridge: DEV9105-42
20" softening cartridge for espresso machines
reduces scale-forming minerals like calcium and
magnesium
Reduces limescale build-up and corrosion in
boiler tanks, heating elements, impeller, steam
arm, etc.
Reduces downtime and maintenance costs whille
extending the life of expensive espresso
equipment
Drop-in design for use in Costguard filter
housings
For dirty (turbid) water a sediment prefilter in
addition to a carbon filter is recommended
Install vertically so bowls hang down.
Allow 2-1/2” clearance below the cartridge for
easy cartridge replacement
Make sure O-ring on bowl is sufficiently
lubricated
Always screw on bowls by hand; do not use a
housing wrench
Change cartridges on a regular 6 month
preventative maintenance program
Change cartridges when hardness of treated water
increases to more than 3 gpg
Service flow rate must not exceed 2.0 gpm
To determine cartridge life, divide total capacity
of cartidge by the hardness in grains per gallon
(gpg) or milligrams per liter (ppm), respectively
For commercial espresso, specialty coffee and ice
tea machines
1500 grains softening
Divide cartidge grain capacity by grains per gallon
in influent water to calculate total gallons product
water
DEV9105-42