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Semi-annual maintenance continued
Step 7
Inspect O-rings for wear and replace them if needed (order
part no. WP113029 from Watts.) Lubricate O-rings with a water
soluble lubricant such as
lubricants such as Vaseline® must not be used.) Be sure to
properly seat the O-ring in the housing before threading the
housings onto the lid assembly.
Note: Keeping the RO module in an upright position while re-attaching the housings
will help ensure the o-ring stays properly seated and reduces the possiblity of leaks.
Step 8
The sediment filter has a cloth like appearance. It must be
placed in the 1st housing on the left where the water inlet
connects.
Step 9
The carbon bock filter has a mesh covering and has a
gasket on each end. Replace the filter in the 2nd housing
with the carbon block filter.
Step 10
Visually inspect oring to be sure they are properly seated before threading the housing
onto the lid assembly and hand tighten securely.
Annual Maintenance
Watts sells a filter change kit which includes Pre-Filters, O-Rings, Final Filter, Connectors, and a Filter
Wrench. Call 1-888-752-5582 to order.
Step 1.
Perform Semi-annual Preventive Maintenance Steps on page 8.
Note: For the annual maintenance drain the tank.
Step 2
Replace the final filter by removing the white nuts from both ends of the filter.
the connectors from both ends (keep and reuse). Discard the old final filter and replace
with new filter reusing the connectors .
Note: Flow arrow on final filter must be pointing in the direction of water flow to the
Step 3
The tank shut off switch has quick-disconnect connectors. Remove the blue tube from
the tank side of the tank shut-off switch. Depress the gray ring with the tip of your
finger and pull the tube straight out .
Step 4
Use a clean eye dropper to insert ½ teaspoon of 3%
hydrogen peroxide or common house hold bleach into
the blue tube. (This will flow into the tank once water is
turned back on to unit.)
Step 5
To reconnect insert tube into the connector and push
firmly.
Step 6
Follow Start Up procedure on page 8.
KY Jelly®, (petroleum based
faucet.
9
sediment
carbon block
Remove
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