RF – Series User Manual
MKTF – 167-C
5
05/17
OPERATION PARAMETERS:
WARNING!!
The following conditions for feedwater supply must be met or warranty will be void.
1. System must be connected to a municipal or well water source that is treated and
tested on a regular basis to insure water is microbiologically safe.
2. Operating outside temperatures:
Maximum 90
F
Minimum 40
F
CAUTION!!
Do not allow system to freeze. The membrane always contains water and will be
destroyed if frozen
.
WARNING!!
Do not plumb system to hot water. This will destroy the membrane and void the
warranty and manufacturer’s responsibility.
3. Operating pressure:
Maximum 80 PSI
Minimum 40 PSI
This reverse osmosis system is designed to operate at a water pressure in the range of 40 to 80
PSI. At pressures lower than this, the quantity as well as quality will be reduced. At higher
pressure, severe damage to the system may result
. A pressure regulator must be installed on
the feedwater source, which reduces the water pressure coming into the system
.
WARNING!!
Warranty voided and manufacturer assumes no responsibility for damage to
system or property if pressure exceeds 80 PSI.
4. Turbidity: <1 NTU
5. pH: 4 to 11
6. Recommended hardness not to exceed 7 grains per gallon or 120 PPM.
RECOMMENDATION
–
If your water hardness exceeds 7 grains per gallon or 120 PPM you
may wish to purchase a water softener. Contact your local dealer or distributor for pricing and
availability.
7. Recommended Total Dissolved Solids (TDS) not to exceed 1000 PPM.
WARNING!!!
The installer is responsible and liable for any leaks resulting from installation of
tubing or related fittings. The installer must check over the entire system completely while under
pressure to ensure system is not leaking and functioning properly. Liability resulting from failure
to check for leaks under pressure is the sole responsibility of the installer.
