Wasserhaus Deutschland GmbH· Max-Wundel-Strasse 12 · D-14469 Potsdam ·
Tel. 0331 – 505 79 43 · Fax 0331 – 505 79 52
www.wasserhaus.de · e-mail: [email protected]
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5. Remove the filter housings with the filter wrench supplied with unit by turning the
housing to the left (counter clockwise). Be careful, as the housing can still contain
some water. Be cautious that the o-ring seal remains seated in place inside the
housing.
6. Remove and discard the inner cartridges in a proper manner. Clean the inside of
the bowl with the kitchen detergents and flash fresh water.
7. Check to see if the o-ring is in its place and insert the new cartridges into the
housing. Turn the housing to the right to reattach. Use the supplied housing wrench to
tighten the housing just slightly beyond hand tight. DO NOT OVERTIGHTEN THE
HOUSING.
A higher frequency of filter changes may be necessary, dependent upon your feed
water quality. You should inspect the filters periodically and maintain a service record
to establish a maintenance schedule that is unique to your water conditions.
8. Disinfect the storage tank as described on page 19.
9. Open tank ball valve.
10. Open cold water supply and brass water feeder handle and carefully flood the RO
unit.
11. Check system for leakages.
How do I change the RO membrane?
Caution: Do not drink water from the first tank produced after membrane replacement.
Make sure to shut off the water supply and drain the system.
To change the membrane, stage 4, follow these instructions:
1. Shut off the feed water to the system by turning handle of brass water feeder to
close position.
2. Empty water from the storage tank by opening faucet.
3. Then close tank ball valve.
4. Empty water from the RO unit by opening RO water faucet.
5. Remove the 1/4" white poly line from the cap end of the membrane housing by
following the instructions on page 13 of this manual (see: Disconnecting JG type
Push-in Fittings)
6. Unscrew the membrane cap by turning it counter clockwise until it is completely
removed. Be sure that the O-ring remains properly seated on the collar of the
housing.
