Advertisement
CARE OF YOUR HOME DRINKING WATER SYSTEM
RO CARE GUIDE
MODEL NO. 625.347030
1. AT LEAST every 6 months, or g00 gallons of product water use,
replace the prefilter cartridge and postfilter. Clean or replace the flow
control and screen. Also clean or replace the water supply inlet
screen.
2. Replace the RO membrane when the percent rejection of TDS
is less than shown in the specifications (see item B, below). Clean
or replace the flow control and screen. Also clean or replace the water
supply inlet screen.
If any of the following happen before the 6 months or 900 gallons,
replace as shown.
A. SLOW MAKING OF PRODUCT
WATER - Replace the prefiiter
cartridge. (BE SURE WATER SUPPLY INLET SCREEN IS CLEAN),
If rate does not improve, then replace the postfilter and RO
membrane.
B. HIGH TOTAL DISSOLVED SOLIDS (TDS) IN PRODUCT WATER.
You can get a free TDS test through Sears retail stores, catalog or
service departments. If the store or service department does not have
a TDS meter, you can send treated and untreated water samples
to the Water Analysis Lab for a free test. It is important to test beth
the treated and untreated water to determine system performance.
If the total dissolved solids ('rDS) is not within the system's perfor-
mance guidelines, replace the preflter cartridge, posffilter, and RO
membrane.
C. CHLORINE TASTE AND/OR ODOR - Replace prefilter cartridge,
postfilter, and RO membrane.
WITH OPTIONAL
MONITOR,
SEARS STOCK NO. 42-,34704
1. Replace the prefliter cartridge
and postfilter
when the amber
"FILT" light begins to fesh 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. Also clean or replace the
water supply inlet screen,
2. Replace the RO membrane cartridge when the amber "RO" light
begins to flash while taking product water from the RO faucet. Cisan
or replace the flow control and screens. Also clean or replace the
water supply inlet screen.
NOTE: If slow making of product water occurs before an amber light"
begins to flesh, see A in left hand column.
1
REMOTE
INSTALLATION
LOCATION
I
INSTALLING RO ASSEMBLY, AND/OR SUPPLY SADDLE VALVE IN REMOTE LOCATION
Longer lengths of tubing are available from Sears
(see page 17) for installing the RO assembly, and/or
water supply saddle valve away from the RO faucet.
Examples:
In the basement,
under the kitchen or
bathroom
sink. In a closet or room nearby
the
kitchen or bathroom.
You can run the-RO assembly drain tubing direct-
ly to an open drain and bypass the faucet.
Suitable
open drains include a laundry tub, floor, sump and
II* .......
%i
•
)
stand pipe drains. It is very important to keep the
end of the RO drain tubing at least 1-1/2"
above
the
drain
point.
This
provides
an air gap to
prevent a back-siphon
of sewer water.
Omit the following steps:
_
ROWATER
--all
of STEP 2, page
6
,_
FAUCET
--STEPS
C4and
C5, page 7
[
--STEP 4A, page 8
COLD WATER
SOURCE
STANDPIPE
SUMP
FLOOR'DRAIN
LAUNDRY TUB
14
Advertisement
