Sanitization; Troubleshooting - Ecosoft ROBUST 1000 Installer And User Manual

INSTALLER AND USER GUIDE FOR REVERSE OSMOSIS SYSTEM ECOSOFT ROBUST 1000, ROBUST 3000
6 Screw on membrane housing caps.
7 Plug tubes back in the housings.
8 Open feed valve 5. Restore power supply to the system.
9 Let the system run for 30 minutes to flush out membrane preservative. Then, close
purified water faucet and open pressure tank valve (if used).

7. SANITIZATION

Sanitization of the reverse osmosis system is recommended after it has been in operation for an
extended period (over 6 months) or when the system is to be shut down for 3 weeks or longer. It is
also advisable to sanitize the system when replacing filters.
Sanitization is performed by water filter service specialist!

8. TROUBLESHOOTING

Problem
Fitting leak
Filter housing leak
Purified water flow rate is
lower than normal
Purified water runs normally
for a few seconds, then slows
down to a trickle (in a pressure
tank equipped system)
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Possible cause
Tube is not connected tightly
O-ring seal is missing or mis-
aligned
Filter bowl is not tightened
Low feed water pressure
Clogged pre-filter
Clogged membranes
Bent flexible tube
Deflated pressure tank bladder Pressure tank must drain
Method of handling
Remove and reinstall the tube
properly.
Check that the O-ring seal is
correctly seated in circular
groove inside bowl.
Hand tighten the housing till
snug.
If feed water operating pres-
sure is lower than 2 bar
(29 psi), eliminate any
upstream pressure drop and
consider installing pressure
booster pump.
Replace pre-filter.
Replace membranes.
Inspect the tubing and
straighten if necessary.
empty when purified water
tap is open and the RO system
is unplugged. If the pressure
in the bladder of empty tank
is less than 0.4 bar (5.8 psi),
inflate to required pressure.
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