Nimbus Water Systems MN-800-TF User Manual download pdf (Page 16)

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Tag and disconnect the three tubing connections on the desalinator namely the feed,

concentrate and product.

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Unsnap the desalinator retainers and pull desalinator(s) out.

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Remove retaining clips from ends of desalinator by tapping the open ends of the clips with

a plastic or rawhide mallet until they are through the slots in the pressure vessel. Pull

clips completely out of pressure vessel.

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Remove end plugs by gently pulling on the fittings. Do not use pliers on the fitting threads

because the threads might get damaged. As a suggestion, attach a scrap piece of tubing

(with a nut, a ferrule and an insert), and then use the tubing as a handle. See §8.0

PARTS & ACCESSORIES for end plug pulling tool.

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Push membrane out of pressure vessel from the feed end.

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Discard old membrane. Be careful not to discard the gray closed-end plug or the product

inter-connector.

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Clean vessel and plugs with a mild detergent soap and rinse thoroughly.

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Inspect all O-rings for cracks or nicks, replace as necessary. Lubricate O-rings with an

appropriate petroleum or silicone-based lubricant.

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Install new membrane into the feed end of vessel (in the direction shown in Figure 4). Be

sure to note the end with the brine seal.

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Install closed-end plug into vessel feed end plug, and product inter-connector into the

vessel concentrate/product end plug.

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Install end plugs into their proper ends. IF END PLUGS ARE INSTALLED ON THE

WRONG ENDS THE SYSTEM WILL NOT OPERATE PROPERLY.

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Install retaining clips and mount desalinator onto frame using tabs and install the retaining

clips.

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Connect feed, concentrate, and product lines to their proper ports.

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Nimbus Water Systems MN-800-TF User Manual Page 16