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6. Flush the prefilter sump with fresh water, if needed to clean. Next, fill with water to about 1" from
the top. Add 2 tablespoons of household bleach to water in sump. Do not add chlorine first.
Concentrated, chlorine could attack plastics.
NOTE: Add bleach to water in sump to avoid plastic damage.
7. Carefully replace the sump in the prefilter location and turn to the right ((__) to lock.
8. Slowly open the water supply to the RO.
9. Open the RO faucet.
10. Allow water to circulate through the RO system until you smell the bleach odor at the faucet. Then
close the faucet and allow the RO to stand idle for 20 minutes.
11. After the 20 minutes open the RO faucet and run water until the bleach odor is gone.
12. Turn off the water supply to the RO.
13. Reinstall the pre filter, post filter and RO cartridge that were removed in steps 1-5.
IMPORTANT: Refer to Figure f0, for proper o-ring orientation, when replacing cartridges.
Leak test:
NOTE:
1.
2.
The sanitizing procedures must be done befl_re leak test.
Open the water supply shutoff valve to the RO that was closed during sanitization, step f.
Open the main water supply valve and several house faucets to purge air from the system. Close
faucets when water runs smooth.
3. In about 2 hours, pressure will start to build in the RO system. Then, carefully check all fittings
and connections fk_rwater leaks. Correct leaks if any are found.
NOTE: When the system is first pressurized, water may "spurt" from the faucet airgap hole
in the back of the faucet until air is expelled from the RO system.
Purge RO membrane:
IMPORTANT: The RO cartridge contains a food grade preservative that should be removed
befk_re using water from the system by following the steps below. The
preservative will give product water an unpleasant taste and odor.
NOTE: Do not remove blue wrapper from R.O. membrane. This will destroy the membrane.
1. Allow the storage tank to fill fk_rabout 4 hours. Then open the RO faucet until the tank is empty
and flow stops. Close the RO faucet.
Repeat step 1 to purge the storage tank 6 times. Then the RO system is ready to make product water
_k_ruse.
15
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