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Section 9
Maintenance and Servicing
System Cleaning
(continued)
9-2
EASYpure RoDi
4. Replace Ventgard cap. Press the "START/STOP" button to put unit
into Run Mode.
5. Allow the unit to recirculate the cleaning solution for thirty minutes.
6. Drain the system.
a. Put the unit into Run Mode and place a bucket or other suitable
large container under the valve. Remove the protective cover from
the filter bell. Depress the draw-off lever. Draw off water until the
water level in the feedwater reservoir is lowered to the point that
"Add" is displayed. Lift draw-off valve to closed position.
b. Put the unit in Idle Mode, shut power off and disconnect the
power cord from the power entry module. Disconnect water
supply.
c. Turn the unit around to provide access to the drain plug on the
lower edge of the back panel.
d. Place the drain plug over a bucket or other suitable large container.
Remove the drain plug by turning it while pulling until it comes
out.
e. Drain remaining water from the reservoir and system.
f. Replace the drain plug, taking care to fully insert it into the drain
fitting and then back out very slightly. Reconnect power and water.
7. Put the unit into Run Mode and allow the reservoir to automatically
refill and recirculate the water through the system.
8. After the "RO System Operating" LED is no longer illuminated, drain
the system again as described in Step 6 of this procedure, discarding
the water.
9. Place unit in "IdL" and remove the empty cartridges according to the
instructions in the Cartridge Removal section. Drain and retain the
empty cartridge tubes for future use. Remove the hose barb from the
draw-off valve. Keep the hose barb for future use.
10. Install and rinse new cartridges according to the instructions in DI
Cartridge Replacement and Rinse Up following in this section. Do
not reinstall used cartridges or 0.2 micron final filter (they may contain
large amounts of bacteria.)
11. Install and rinse new 0.2 micron final filter according to the
instructions in the 0.2 Micron Final Filter Replacement following in
this section.
Thermo Scientific
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