24
DRISTEEM RO 200 SYSTEM WATER TREATMENT SYSTEMS INSTALLATION, OPERATION, AND MAINTENANCE MANUAL
MAINTENANCE
To prevent bacterial growth and help maintain fl ux, it is recommended that
elements be immersed in a preservative solution if the system will be OFF for
more than one week.
MEMBRANE PRESERVATIVE CARTRIDGE
PRESERVING PROCEDURE
1. Shut down the RO system.
2. Disconnect the permeate line and direct permeate to drain during
cleaning/preserving.
3. Remove the 5M filter cartridge from the pre-filter housing.
4. Replace the filter cartridge with the preservative cartridge and assemble
into the filter housing.
5. Turn the system ON. After 30-40 seconds, shut down the system.
6. Drain the system of the permeate solution as much as possible by opening
a valve/fitting at a low point in the system.
7. Close OFF the inlet and outlet to the membrane/system.
FLUSHING OUT PRESERVATIVE/RESTART PROCEDURE
8. Open valves and put the system back in the position it was before
preserving.
9. Remove the empty preservative cartridge and replace it with a new
cartridge filter.
10. Restart the system. Direct permeate to drain for 15-30 minutes.
11. Go back to normal operation.
Storage
FIGURE 24-1: 10 INCH BIG BLUE
CLEANING CARTRIDGE
DriSteem replacement part
• 2.5" x 10" - (part number: 550045-802)
