Omnifilter RO-2050 Instructions D'installation page 11

REPLACING THE PREFILTER AND POSTFILTER CARTRIDGES
1st Stage Prefilter and 2nd Stage Prefilter Cartridges:
The cartridge should be replaced every six months . If your water
contains a high amount of sediment, it may be necessary to change
the 1st stage cartridge more frequently . If your water contains a high
amount of chlorine, it may be necessary to change the 2nd stage
prefilter more often.
1 . Turn off incoming water supply and valve on the storage tank .
Place a tray under the system to catch any water that spills
during removal of the filter housings.
2 . Open faucet to release pressure .
3 . Unscrew bottom of filter housings from caps. Use the filter
wrench . Discard used cartridges .
4 . Remove black rubber O-rings from grooves in housings . Wipe
grooves and O-rings clean; set O-rings aside .
5 . Rinse out housings and fill each 1/3 with water. Add 2
tablespoons of bleach and scrub with non-abrasive brush or
sponge . Rinse thoroughly .
6 . Lubricate each O-ring with a coating of clean silicone grease .
With two fingers, press each O-ring securely
into groove below the threads of the
appropriate housing .
CAUTION: The rubber O-ring
provides the water-tight seal between
the cap and the bottom of the
housing . It is important that the O-ring
be properly seated in the groove
below the threads of the housing or a
water leak could occur .
1/4" White
Feed Tube
7 . Insert cartridges in the bottom of the housings . Make sure
cartridge slips over standpipe in the bottom of the housing .
NOTE: Be sure to install cartridges in proper housings (see diagram
below) .
8 . Screw bottoms of housings back onto caps securely; do not over-
tighten . Turn on cold water supply . Check for leaks . Continue to
check periodically to make sure no leaks develop .
4th Stage Postfilter Cartridge:
twelve months .
1 . Turn off incoming water supply and valve on the storage tank .
Place a tray under the system to catch any water that spills
during removal of the filter housings.
2 . Open faucet to release pressure .
3 . Remove filter from bracket and discard.
4 . Remove tubes from fittings by pressing in collar around the fitting
while pulling the tubing out with your other hand .
NOTE: The filter has an arrow on it showing the direction of flow.
The tee fitting connects to the inlet side of the filter and the elbow
fitting attaches to the outlet side.
NOTE: Hand tighten fittings, then tighten with wrench 1/4 turn.
5 . Attach 4th stage filter to bracket with the tee fitting on the right
hand side .
6 . Attach tubes to fittings by pushing in until the tube stops. Check
to see if tube is in place by trying to gently pull tube out .
3/8" Red Drain
Tube
1/4" BlueTube
to Faucet
CB1
(2nd Stage
Postfilter)
postfilter should be replaced every
R200
(4th Stage Postfilter)
RS14
(1st Stage
Prefilter)
1/4" Red Faucet
Drain Tube
OM1 Membrane
(3rd Stage Prefilter)
1/4" Green
Storage Tank
Permeate Tube
• 11 •