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Before You Start
For installations in the Commonwealth of Massachusetts:
Installation by a licensed plumber is required. Plumbing code 248--CMR of the Commonwealth
of Massachusetts must be used for installation.
Read all steps and guides carefully before installing and using your reverse osmosis system. Follow
all steps exactly to correctly install. Reading this manual will also help you to get all the benefits from
the reverse osmosis system.
Do not attempt to use this product to make safe drinking water from non-potable water sources. Do
not use the system on microbiologically unsafe water, or water of unknown quality without adequate
disinfection before or after the system. This system is certified for cyst reduction and may be used on
disinfected water that may contain filterable cysts.
Some or all of the contaminants listed may not be in your water supply.
All plumbing should be done in accordance with local codes and requirements.
This system shall only be used for arsenic reduction on chlorinated water supplies containing detect-
able residual free chlorine at the system inlet. Water systems using an inline chlorinator should provide
a one minute chlorine contact time before the RO system. Conforms to NSF/ANSI 58 for pentavalent
arsenic reduction. See performance data sheet and Arsenic Facts section for an explanation of reduc-
tion performance.
This system is acceptable for treatment of influent concentrations of no more than 27 mg/L nitrate and
3 mg/L nitrite in combination measured as N and is certified for nitrate/nitrite reduction only for water
supplies with a pressure of 280 kPa (40 psig) or greater. This system is supplied with a nitrate/nitrite
test kit. Product water should be monitored periodically according to the instructions provided with
the test kit.
The reverse osmosis system works on water pressures of 40 psi (minimum) to 100 psi (maximum). If
you have questions about your water pressure, contact a licensed plumber.
For indoor use only. Certification claims are for temperatures of the water supply to the reve rse osmosis
system of 40_F to 100_F. Install on the cold water line.
To see if your water is within the requir ed specifications, read the water specifications to be sure your
water supply is within these limits. TDS test kits are available by calling 1--800--826--8553 ext. 47, or
check the water testing section of your local phone directory.
The reverse osmosis membrane may contain a preservative for storage and shipment. Be sure to purge
before using product water. See “Sanitize, Pressure Test and Purge” section.
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