INCREASING FAUCET FLOW
To increase flow from the WL400, you may turn up the RO pressure switch to 60 psi by removing the
right lower panel of the base cabinet to access the switch. Turn adjusting screw in (clock wise) 6
turns or until output pressure is 60 psi, verify with pressure gauge.
WL400 Manual Page 18 – Revision: 5‐2‐2018
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