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- CARE OF YOUR HOME DRINKING WATER SYSTEM -
RO CARE GUIDE
MODEL RO 2000 WITH MONITOR
IMPORTANT: BEFORE DOING THE FOLLOWING MAINTENANCE, BE SURETO RELIEVE
PRESSURE AND ALLOW AIR TO ENTER THE TANK, STEPS 1, 2 AND 3, PAGE 12.
t. Replace the prefilter cartridge and postfilter when the amber "FILT" light begins to flash
while taking product water from the RO faucet. Clean or replace the flow control and screen.
and replace the batteries in the electronic control box.
2. Replace the RO membrane cartridge when the amber"RO" lightbegins to flash while tak-
ing product water from the RO faucet. Clean or replace the flow control and screen.
NOTES: a. If slow making of product water occurs before an amber light begins to flash,
replace the prefilter cartridge. If production rate does not improve, then replace the postfil-
ter and RO membrane, b. If product water flow from the RO faucet is slow, do the steps
referred to in the IMPORTANT note above.
OTHER TROUBLESHOOTING
PROBLEM
Chorine taste and/or odor in
the RO product water
Other taste and/or odor
CAUSE
The ppm of chlorine in your water supply
exceeds maximum limits, and has de-
stroyed the RO membrane.
The prefilter is no longer removing chlo-
rine from the water supply.
Postfilter expended.
RO membrane cartridge expended.
! Contamination in product water storage.
Water supplytothe RO system not within
specifications.
RO membrane cartridge expended.
Indicator lights, on faucet
! base, not working
CORRECTION
Ifthewater supplycontains morethan 2.0 ppmof chlorine, addi-
tional filtering of the water supply to the RO is needed. Correcl
this condition before doing maintenance on the RO system.
Replace the RO membrane cartridge, flow control, screen, pre-
filter, postfilter, and batteries in the electronic box.
Replace the postfilter. Iftaste and odor persists, replace the pre-
filter, RO membrane cartridge, flow control, screen, and batter-
ies in the electronic box.
Use sanitizing procedures. Then replace the postfilter.
High total dissolved solids Increasewaterpressure, preconditionthewater, etc.,aeneeded
(TDS) in product water to conform before doing maintenance on the RO system.
Replace the RO membrane cartridge, flow control, screen, pre-
filter, postfilter, and batteries in the electronic box.
Slow product water flow from Vacuumcreated in storageareeforprod- Open the vacuum relief valve and allow the tank to fill with air.
the RO faucet uct water. See page 12.
Waterleaking from faucet air- Drain side of faucet airgap (3/8" tubing) Inspect and eliminate restriction or plug. Refer to installation
gap hole plugged, restricted, or incorrectly con- instructions for proper drain connection,
nected to drain point.
Faucet base leadwire not connected to
electronic box leadwire.
Battery pack notconnected to electronic
box.
Connect
Batteries installed incorrectly, or ex- Observeorientationmarkingsontheholderandinstallcorrectly.
_ended. Replace batteries if old.
Leadwires or connectors damaged. Inspect and repair or replace as needed.
Tubing Connection at Drain Adapter: Cut the end of
the tubing square and push into the fitting as far as
possible (11/16"), Pull on the tubing to be sure it is
held firmly in place.
To Disconnect Tubing: Push the tubing inward to de-
press the fitting collet. Hold the collet in while pulling
the tubing out.
tubing
collet
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