Pentair Everpure ROM IV Directives D'installation page 20

INITIAL FLUSHING OF CARTRIDGES
The installation of new cartridges requires that a preliminary
flushing of the cartridges be performed . This initial flushing
is required to prevent damage to the RO cartridge .
Refer to page 18, Putting the System into Operation, for the
complete flushing procedure .
SANITIZING PROCEDURE - CONTAMINATED WATER
SUPPLY/BOIL ALERTS
When the water system has been contaminated or a boil
water advisory has been discontinued, the ROM IV RO System
must be sanitized . If a boil water advisory has just been
discontinued: Flush the water lines according to your water
supplier's instructions . Open the delivery faucet and flush the
system for about 10 minutes, then follow the filter cartridge
replacement instructions below .
1 . Turn off the water supply and open the faucet to
relieve pressure .
2 . Remove the filter cartridges and discard in trash . Wash
hands with soap and warm water .
NOTE: If a drip pan is used, clean with dish soap and
warm water.
NOTE: The following steps require placing bleach into
the ROM IV RO System. Pentair Everpure offers a
hollow cartridge, Everpure 2JT Flushing/Sanitizing
Cartridge (EV9608-10), that is designed for this
application. The following steps describe how to use
the Pentair Everpure 2JT Cartridge (EV9608-10).
Sanitization Procedure With The Pentair
Everpure 2JT Cartridge (EV9608-10)
3 . Grasp the tip of the outlet tower center, top of the
cartridge and pull out gently . The entire central plug with
the long tube attached will come out, leaving a hole .
Figure 14
4 . Add about a teaspoon of laundry bleach (5 .25% sodium
hypochlorite solution) to the empty flushing cartridge
through the hole in the top .
5 . Lubricate o-ring with a high quality silicone lubricant .
Replace the central plug assembly and insert the
flushing cartridge into the first (left side) installed head .
NOTE: Do not use petroleum jelly to lubricate the o-rings. It
will degrade the o-rings.
CAUTION: DO NOT install the ROM-G75 RO Membrane
Cartridge for the sanitization procedure. The
solution will severely damage the membrane.
20
ROM IV REVERSE OSMOSIS SYSTEM INSTALLATION AND OPERATION GUIDE
Figure 15
6 . Install a port plug into the last (right side) head .
7 . When the RO cartridge is removed, the blue tube from
the bottom of the cartridge can be used for the sanitizing
procedure . Remove the quick-connect elbow on the blue
tube and remove the short tube at the top
quick-connect elbow .
8 . Connect the bottom end of the blue tubing to the quick-
connect elbow that is normally connected to the inlet
port of the RO cartridge .
9 . The tank valve and the manifold shut-off valve should be
open . The faucet should be OFF .
10 . Slowly open the water supply valve . Open the faucet and
monitor the water flowing out of the ROM IV RO System .
When the smell of chlorine is present, close the faucet
valve . The storage tank will fill with chlorinated water .
11 . Wait for a period of at least 30 minutes to allow adequate
disinfection time .
12 . Turn off the incoming water valve .
13 . Open the faucet valve . The storage tank will drain out .
14 . When the storage tank is emptied, close the faucet valve
and remove the 2JT Cartridge .
15 . Install a new ROM-PRE Cartridge in the first (left
side) head .
16 . Open the faucet valve and slowly open the incoming
water valve . Allow water to run for five (5) minutes . This
will flush carbon fines out of the new cartridge .
17 . Close the faucet allowing the tank to fill three (3) to five
(5) minutes .
18 . Turn off the incoming water valve .
19 . Open the faucet to allow the tank to empty .
20 . When the water flow has stopped, close the faucet and
open the incoming water valve to refill the tank for three
(3) to five (5) minutes .
21 . Repeat Steps 17, 18 and 19 four (4) times .
22 . Turn off the incoming water valve and open the faucet to
remove pressure .
23 . Install the new ROM-PST Cartridge in the last (right
side) head .