GE GXRQ18NBN Owner's Manual & Installation Instructions page 7

Using the Reverse Osmosis System
DRAIN WATER
WATER
IN
PREFILTER
RED
Water Flow Description
1. Water enters prefilter. Sand, silt and other sediments are reduced. Chlorine is also reduced.
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.
Air Gap
Gravity
Drain
Drain Flow
AUTOMATIC
Control
SHUTOFF
GREEN
1
5
MEMBRANE
Reverse Osmosis Water Flow Schematic
PRODUCT
WATER FAUCET
6
PRODUCT WATER
Check
Valve
BLUE
POSTFILTER
RO
3
2
8
PRODUCT
STORAGE
7
YELLOW
WATER
TANK
4
7