Table of Contents
Advertisement
Cleaning Procedures
The following system and tank cleaning procedures are recommended to
be done every 12-18 months.
1. Shut off the source water supply to the RO system.
2. Open the RO faucet and depressurize the RO system and storage tank.
3. Remove the pre-filter cartridges, post-filter cartridges, and RO membrane.
Discard or prepare them for cleaning. If the RO membrane element is to be
reused, a disinfectant solution should used in the permeate tube outlet (see
picture below) to remove bio-film before reinserting the membrane into the
housing.
4. Wash the internal housing areas with warm soapy water using a clean brush
(do not scratch the surface of the housings). Remove the existing O-ring or
prepare it for cleaning. Be sure to clean the O-ring grooves thoroughly.
5. Rinse off all housing pieces with clean water to remove soap.
6. Replace the O-rings and lubricate them according to the manufacturer's
instructions.
7. Pour the recommended amount of disinfectant solution into each of the clean
housings and replace the housing on the RO system.
8. Disconnect the RO storage tank from the system.
9. RO storage tank cleaning procedures:
Recommended items:
•
Tank sanitizer feeder or small filter housing with fittings and tubing (see
Figure 8)
Disinfectant solution
•
Pressure gauge and air pump
•
a. The tank should be empty. Check the air's pre-charge pressure with an
accurate gauge (low pressure type 0-12 lbs.) The average tank
pressure should be 6–8 psi when the tank is empty.
iSpring Water Systems
Page 21
Hide quick links:
Advertisement
Table of Contents
