Instructions / Assembly
25
Filter Change Inructions
This RO Syem contains Filters that mu be replaced at regular intervals to maintain proper performance.
Use only authentic Express Water lters.
How to Change the Sediment, GAC, and Carbon Block Filters (Prelters)
(Recommended about every 6 months)
1. You will need a clean cloth, dish soap, lter housing wrench
and appropriate Sediment, GAC, and Carbon Block Filters. (We
also recommend a bucket or bin large enough for the syem
to sit in. The syem will release water when it is disassembled.)
2. Turn o the Cold Water Supply connected to the RO Syem,
the Feed Water Adapter Valve, and the Tank Valve. Then open
the RO Faucet handle to release pressure, close handle when
the ow of water ops.
3. Place the RO Syem in the bucket and unscrew the 3 Prelter
Housings using the Filter Housing Wrench. Remove old lters and dispose of them.
4. Wash the Prelter Housings with dish soap then proceed to rinse until all soap is removed.
5. Ensure that your hands are washed clean before unwrapping the new lters. After unwrapping, place the
new lters inside their correct housings. Make sure the O-Rings are in their proper locations.
6. Tighten the Prelter Housings using the Filter Housing Wrench. Do not overtighten. If these are the only
lters you are replacing continue to the Rearting the Syem section.
How to Change the RO Membrane
(Recommended about once a year)
NOTE! Make sure you have shut down the
RO Syem (Step 2 in the above section).
1. Open the RO Membrane Housing by unscrewing the cap.
Pull out the RO Membrane with a pair of pliers. Be sure to note which side is the front and which side is the back.
2. Wash out the RO Membrane Housing. Inall the new RO Membrane in the Housing in the correct direction
you noted earlier. Make sure to push the Membrane in rmly, then close the Housing by tightening the cap with
your hand. If this is the only/la lter you are replacing continue to the Rearting the Syem section.
CTO SEDGAC
Make sure the O-Ring is in place before
you tighten the Membrane Housing Cap
How to Change the Inline Po Carbon Filter
(Recommended about once a year)
NOTE! Make sure you have shut down the RO Syem
(Step 2 in the Prelters section).
1. Fir disconnect the Stem Elbow and Stem Tee from the sides of the Inline Po Carbon Filter.
2. Note the orientation of the old lter, inall the new lter in the same orientation. Remove the old lter from
the holding clips and discard. Next, insert the new lter into the holding clips and connect the Stem Elbow
and Stem Tee to the new Inline Po Carbon Filter. If this is the only/la lter you are replacing continue to the
Rearting the Syem section.