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b. Fill the tank sanitizer feeder with the recommended amount of
disinfectant, and connect the feeder to the water supply and RO
storage tank.
c. Turn on the water supply and force the water and disinfectant solution
into the RO storage tank. The storage tank should feel heavy when
filled.
d. The disinfectant solution should remain in the tank for a minimum of 10
minutes. If the tank has not been sanitized in more than a year, leave
the solution in the tank for 20 to 30 minutes. Turn off the water supply
valve and the RO storage tank valve. Disconnect the sanitizer feeder
and connect the RO storage tank to the RO unit (the tank ball valve
should remain closed).
10. Open the feed water valve and the RO faucet until water flows freely from the
spout. Close the RO faucet. Hold the disinfectant solution in the RO system,
including the tubing and faucet, for a minimum of 10 minutes. Open the tank
ball valve.
11. Shut off the feed water valve and open the RO faucet. Let the water run out
until the flow stops at the RO faucet.
12. Open the feed water valve. Let the water flow freely from the faucet for three
minutes. Shut the water off at the source water supply with the RO faucet
open.
13. When the flow of water has stopped at the RO faucet, remove the filter
housing sumps and membrane housing from the RO system. Replace the
filters and membrane according to the recommended service life.
14. Replace the housings on the RO system. Open the source water valve and
allow the water to flow from the faucet.
•
Flush the system to remove any remaining disinfectant prior to consuming
the water.
•
Keep a maintenance record for the RO system that includes information
about replacement parts, when a service was performed, and names of
service providers.
iSpring Water Systems
Page 20
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