Sanitizing The System - Reo-Pure LP3 Series User Manual

The following procedure is recommended for preventive
maintenance. It is not intended to be effective in sanitizing
highly contaminated systems that have been exposed to
excessive amounts of bacteria, or systems that have foul-
smelling membrane elements or filters. Such systems require
extensive cleaning and sanitizing. Consult your Reo-Pure
dealer for further information.
1. Turn off the feed water supply to the system.
2. Disconnect the main power supply.
IMPORTANT – Before performing any maintenance on
your Reo-Pure System, always disconnect the main power
supply!
3. Relieve the pressure from the system by opening the
manual flush valve and pressing the pressure relief
button. If your system is equipped with the
AutoFlush Feature, press the pressure relief button
while the system pressure gradually decreases.
4. Remove both filter housing sumps by turning
clockwise.
5. Remove and discard the used filter cartridges.
6. Rinse out the bottom of each filter sump and fill
about 1/3 full of water. Add about two tablespoons of
household bleach and scrub the cap and sump with a
non-abrasive sponge
precautions printed on the bleach container.
Rinse the filter sumps.
7. Pour about one tablespoon (two tablespoons if system
has AutoFlush Feature) of bleach into the Sediment
Pre-Filter sump. Reinstall both filter sumps without
the filter cartridges, making sure the o-rings are
seated properly.
NOTE: It is important that the o-ring be properly seated
each time a filter housing is reassembled or removed.
8. Empty the product
temporarily shut-off the water supply line from the
storage tank to the distribution system.
9. Reconnect the power supply.
10. Turn on the feed water supply
11. Close the manual flush valve. If your system is
equipped with the AutoFlush Feature, a one-
minute flush will occur.
12. Run the system until the product water tank is full, at
which point the system will shut off automatically.
13. Turn off the system and let it sit for 8 hours.
14. Turn off the feed water.
15. Empty the product water storage tank.
16. Disconnect the main power supply.
17. Remove the filter sumps as before. Empty them of all
chlorinated water.
18. Remove the o-ring from each filter sump and wipe it
clean. Lubricate it with food grade silicone or
glycerin. Place the o-ring back into the groove in the

SANITIZING THE SYSTEM

or cloth. Observe the
water storage tank and
sump and smooth it into place with your fingers. This
step is important to ensure a proper watertight seal.
19. Place a new sediment pre-filter cartridge over the
standpipe in the bottom of the sump for the Sediment
Pre-Filter, and place a new carbon block pre-filter
cartridge over the standpipe in the bottom of the
sump for the Carbon Pre-Filter.
20. Replace the filter housing sumps on the filter housing
caps, by turning counterclockwise – making sure the
filters in the sumps match the corresponding label on
the bracket above the caps. DO NOT OVER
TIGHTEN.
21. Turn on the feed water supply and allow the system
to fill with water.
22. Reconnect the power supply.
23. Run the system until the product water tank is full, at
which point the system will shut off automatically.
24. Check for leaks.
25. Thoroughly flush the system of any residual chlorine
by emptying the product water storage tank again and
repeating the prior steps.
26. After the system and the storage tank have been
thoroughly rinsed of any residual chlorine, you may
reconnect your distribution system to the storage
tank.
NOTE: The ONLY time the membrane element should
come into contact with chlorine is during this procedure.
If the product water storage tank is heavily contaminated, it
will need to be sanitized separately.
LP3-­‐‑ 3 50 O wner's M anual | 1 3