Start-Up Procedure
1. Check air pressure in the storage tank, Refer to Storage Tank Installation. (page 6)
2. Close all water valves (5) in the system. (page 4)
3. Open water supply valve at the connection to the main water feed and the inlet water valve at the
unit. If manual bypass is installed it should be in the filter position.
4. Plug in transformer.
5. Plug bypass solenoid into the filter system.
6. Open the drain/sample valve. This will purge the air from the system. When you see a steady
stream of water close the drain/sample valve.
7. Open the ball valve on the storage tank.
8. Inspect all connections, fittings in the system for leaks, repair as necessary.
9. Allow storage tank to fill with RO water. NOTE: see chart for required times to fill storage tanks.
10. Open valve in water line to service and flush feed lines to each point of use.
11. System is now ready to use.
Routine Maintenance
To reduce the risk associated with property damage due to water leakage:
• Installation must comply with existing state or local plumbing codes;
• Read and follow Use Instructions before installation and use of this system.

De-pressurization Procedure

1. Turn off the inlet water valve.
2. Close the tank ball valve.
3. Open the drain line valve.
4. Wait for 30 seconds, then unplug the transformer. System is now de-pressurized.
Caution: Tank will still be under pressure.

Sediment Filter (S)

Replacement Procedure [6-12 months]

1. De-pressurize the system as instructed above.
2. Locate the sediment filter. To remove the sediment filter, turn to the left 1/4 turn. Pull down to remove
and discard it.
3. Insert the new filter by aligning the tabs with the filter head. Push up to insert and turn to the right
1/4 turn.

Chlorine Reduction Filter (C)

Replacement Procedure [6-12 months]

1. De-pressurize the system as instructed above.
2. Locate the chlorine reduction filter. To remove the chlorine reduction filter, turn to the left 1/4 turn.
Pull down to remove and discard it.
3. Insert the new filter by aligning the tabs with the filter head. Push up to insert and turn to the right
1/4 turn.

Tank Capacity Time Required

To Fill Tank

2.5 gal. (9.5 lit.) 0.4 - 0.5 hour
5 gal. (19 lit.) 0.9 - 1.1 hours
10 gal. (38 lit.) 1.8 - 2.1 hours
20 gal. (76 lit.) 3.6 - 4.2 hours
40 gal. (151 lit.) 7.2 - 8.4 hours
@ 70°F (21°C) Water Temperature
7
CAUTION