19
How Your RO Water System Works
Water Flow Description
1
. Water enters prefilter. Sand, silt and other sediments are reduced. Chlorine is also reduced. See Fig. 27.
2
. Water leaves prefilter and proceeds to the Reverse Osmosis Cartridge.
3
. Water enters the Reverse Osmosis membrane. Dissolved solids are reduced.
4
. Processed water leaves the Reverse Osmosis Membrane and flows to the storage tank.
5
. Drain water with dissolved solids leaves the Reverse Osmosis membrane and flows to the drain.
6
. Faucet is activated.
7
. Processed water leaves the storage tank and flows to the postfilter, where it is filtered to ensure fresh taste.
8
. Water flows to the Reverse Osmosis faucet.
1
3
4
5
6
7
8
Reverse Osmosis Water Flow Schematic
FIG. 27
PRODUCT WATER
Air Gap
PRODUCT
WATER FAUCET
DRAIN WATER
WATER
IN
Gravity
Drain
BL
AC
K
BLUE
GREEN
RED
YELLOW
PREFILTER
POSTFILTER
Check
Valve
Drain Flow
Control
AUTOMATIC
SHUTOFF
RO
MEMBRANE
PRODUCT
WATER
STORAGE
2
