IMPORTANT INSTALLATION INSTRUCTIONS
Always follow these safety precautions when installing and operating the water filter system:
DO NOT
use with water that is microbiologically unsafe or of unknown quality without adequate disinfection before
or after the system.
DO NOT
use a torch or other high temperature sources near filter or cartridge.
DO NOT
install on line pressures above 125 psi (862 kPa).
DO NOT
install on hot water line. Maximum temperature allowed is 100°F (38°C).
DO NOT
install in direct sunlight.
DO NOT
reverse connections. The system must be installed with the inlet and outlet as labeled.
DO NOT
install filter system in locations where it can be damaged by other freestanding equipment.
DRAIN
filter system at temperatures below 40°F (4.4°C). Protect from freezing.
INSTALLATION
must comply with existing state or local plumbing codes.
This piece of equipment is made in America and has American sizes on hardware. All metric conversions are
approximate and vary in size.
FEEDWATER PARAMETERS
Be sure to confirm that the feedwater falls within the limits shown below. If you’re not sure if this has been done,
check with your distributor before installing the system. This is important because failures caused by water related
problems are not covered under the system warranty.
Feed TDS . . . . . . . . .Up to 2,000 ppm (mg/L)
Hardness* . . . . . . . . . . .<10 grains (171 mg/L)
Iron (Fe) . . . . . . . . . . . . . . . . . . . . . .<0.1 mg/L
Hydrogen Sulfide . . . . . . . . . . .none allowable
Feed pH . . . . . . . . . . . . . . . . . . . . . . . . . .4-11
Free chlorine . . . . . . . . . . . . . . . . . . . .<2 mg/L
Manganese (Mn) . . . . . . . . . . . . . .<0.05 mg/L
Turbidity . . . . . . . . . . . . . . . . . . . . . . . .<5 NTU
*
NOTE
: For waters over 10 grain hard, a 3M water softener is recommended for pretreatment. Consult 3M technical services for correct sizing.
PARTS LIST
THE FOLLOWING PARTS ARE INCLUDED WITH THE SCALEGARD REVERSE OSMOSIS WATER FILTRATION
SYSTEM. PLEASE UNPACK THE CONTENTS FROM THE PRODUCT BOX AND CHECK TO VERIFY THAT ALL OF THE
PARTS LISTED BELOW ARE INCLUDED. SHOULD ANY PARTS BE MISSING, PLEASE CONTACT 3M PURIFICATION
INC. AT 866.990.9785
QTY DESCRIPTION
1 TANK & BRACKET ASSEMBLY
1 PREFILTER CARTRIDGE
1 REVERSE OSMOSIS MEMBRANE CARTRIDGE
1 WATER SAMPLE VALVE ASSEMBLY (SEE FIGURE 1)
1 1’ LENGTH OF 3/8” BLUE TUBING
1 10’ LENGTH OF RED TUBING
1 ADAPTER - STEM X BARB (1/4X1/4”)
1 ADAPTER - STEM X BARB (3/8 X 1/4”)
MOUNTING
1) Remove the mounting bracket template from this manual. Tape it to the wall where the mounting bracket is to be
installed.
2) Install mounting screws (not included) into each of the keyhole locations on the template. Be sure to leave a 1/8”
to 1/4” space between the bottom of the screw head and the wall so that the bracket can be hung.
NOTE:
Mounting hardware must be capable of supporting a minimum of 50 lbs (22.7 kg).
3) Hang the Bracket/Tank Assembly from the mounting screws.
4) Once the bracket is hung, tighten the mounting screws so that the bracket is snug between the screw and
the wall.
Note: Make sure that the bracket is securely mounted to a wall stud or other appropriate wall
structure.
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