P r e - I n s t a l l a t i o n P r e p a r a t i o n
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WARNING: Maximum water pressure (including any potential pressure spikes) of the water supply line to
the system must not exceed 80 PSI (5.5 bar). Failure to comply will void the warranty. The manufacturer
accepts no liability for damage caused by excessive water pressure.
1. Always check local plumbing codes before tapping into water supply line and drain line. Tap into the supply line with
an approved connector.
2. Once the unit and filtration system flushing procedures are complete, determine the best installation location. Con
sider user convenience, electrical access and water access. The unit performs optimally if within 20 feet of a cold-wa
ter supply line. Connect only to a cold water supply. Do not install Feed Water Assembly on the Hot Water Line. Do
not place unit where it will be exposed to rain, freezing temperatures or direct sunlight.
3. The rear of the unit should be installed at least 2” (5 cm) from any vertical surface to ensure proper air circulation. In
most cases the water supply will be located under a sink that has a 3/8” cold water line.Install a compression (3/8”X
4. Use only ¼” OD copper or plastic tubing to connect your water supply and drain to the cooler water inlet and drain
port. The inlet and drain ports are quick connect fittings. Units are shipped with plugs in each fitting. Remove the
nection to the cooler and the water supply connection
.5. The PW90CT RO system requires a waste or drain
line for the RO membrane. The drain line should
include an Air Gap and back flow restrictor. See
diagram.
6. Check the available power supply to assure proper
electrical service. In the U.S., the voltage specifi
cation is 115 volt 60 hertz. Voltage outside of this
7. Water filtration system will begin operating, verify
proper water production.
8. Turn the Heating System switch on the back of the
unit to the “ON” position.
9. Perform final inspection of all installed water lines to
ensure a leak free installation.
10. Instruct user on proper system operation.
To Dispense Cold Water:
Allow at least 30 minutes for adequate cooling, then press the Cold Water button. To Dispense Hot Water:
Allow at least 30 minutes for adequate heating, then press the two Hot Water Buttons simultaneously
NOTE: Check UPC and Local Plumbing Codes to confirm that all connections are in compliance.
Manual de Servicio PW90 CT Página 8 de 25
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