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Instruction manual for ECOSOFT Robust reverse osmosis system 

21 

This manual is the intellectual property of, and copyrighted by ECOSOFT SPC LLC. Copying and reprinting is forbidden. © 2015 

The system has 
switched off but 
continues to send 
water to drain 
 

Solenoid valve failure 

Replace the solenoid valve. Protect the 
system from debris and particulates if 
present in feed water. 

Recovery has 
decreased 
significantly 
 

Soiled prefilters 

Replace prefilters. 

Soiled membranes 

Replace membranes. 

Water is not 
discharged to drain 
when the system is 
on 
 

Clogged flow restrictor  Clean flow restrictor or replace if 

necessary. 

Drain saddle is not 
seated over the hole in 
drain pipe 

Install drain saddle correctly. 

Purified water is 
hazy or cloudy but 
becomes clear after 
a few minutes 

Air bubbles trapped in 
the system 

Some air may remain in the system for 
a few days after installation and will go 
away on its own. 
Air bubbles may appear in water if 
there is a large difference between 
feed water and ambient temperature. 

Purified water has a 
taste or odor 

Expired postfilter 

Replace postfilter. 

Membrane 
preservative was not 
flushed fully after the 
installation 

Flush the RO system and discard all 
rinsewater. 

Contamination of the 
system 

Sanitize the system according to 
instructions in p. 7. 

Contamination of 
pressure tank 

Sanitize pressure tank according to 
instructions in p. 7.1. Pressure tank 
may become contaminated if filters or 
membranes are used beyond their 
service life. 

Pressure tank does 
is not full when the 
system switches off 
 

Tank bladder is 
overinflated 
 

Pressure in empty tank bladder must 
be within specified range per p. 2. 
Release some pressure if necessary. 

Tank valve is closed 

Check tank valve position. 
 

 

Summary of Contents for Robust

Page 1: ...ECOSOFT Robust Reverse osmosis system Installation and operation manual...

Page 2: ...Instruction manual for ECOSOFT Robust reverse osmosis system 2 This manual is the intellectual property of and copyrighted by ECOSOFT SPC LLC Copying and reprinting is forbidden 2015...

Page 3: ...Robust with pressure tank 9 3 3 ECOSOFT Robust with pressure tank and ultraviolet unit 10 4 Installation steps 10 4 1 Installation conditions and package completeness check 10 4 2 Installation 11 5 Po...

Page 4: ...n capable multistage reverse osmosis system The system can be equipped with a pressure tank for increasing purified water flow rate and multistage design allows to obtain a high recovery of up to 50 T...

Page 5: ...rified water line may go to purified water faucet or be connected with some other consumer appliance High pressure switch installed before the postfilter reads pressure in permeate line and starts the...

Page 6: ...nd occurring problems Direct flow capacity of Robust system is 55 60 l h If the required peak flow is greater than that the system can be equipped with a pressure tank which can be connected with the...

Page 7: ...nt install a pressure booster pump to raise it If water pressure exceeds the upper limit install a pressure regulator before the Robust system Using the Robust system with feed water temperature betwe...

Page 8: ...ith booster pump 2 Prefilters and postfilter 3 Reverse osmosis membranes 4 Feed adapter 5 Feed valve 6 Drain saddle 7 Colored tubing 8 Purified water faucet 9 Filter bowl wrenches OPTIONS 10 Mineraliz...

Page 9: ...ECOSOFT Robust base model 3 2 ECOSOFT Robust with pressure tank Connections Purified water Run blue tube from purified water port to purified water faucet Drain Run black tube from drain port to drain...

Page 10: ...eck that all components of the reverse osmosis system see p 2 3 are inside the package Do not open plastic bag before you make sure it contains all parts Missing part claims will not be accepted if th...

Page 11: ...een factory tested for leaks and may contain residual moisture Before installation of tubing filters and membranes wash your hands with antibacterial soap Ensure that the installation place is shielde...

Page 12: ...ther end of black tube with drain port of the RO system s push fit port rack 6 Put a few turns of PTFE tape on tank nipple thread Screw tank valve on the tank nipple Turn the valve fully off NOTE Test...

Page 13: ...there are no carbon fines in rinsewater Install the free tube ends back in push fit fittings in membrane housings and lock with locking clips 11 Install carbon postfilter in 3rd filter housing from t...

Page 14: ...er solenoid The system must switch off and stop discharging concentrate when pressure tank is full and purified water faucet is closed 3 Inspect the system carefully for leaks 4 Advise the system s ow...

Page 15: ...ended to shut off the water supply Recommendations on the front panel plate indicate what actions should be undertaken if abnormal pressure is read on pressure gauges Pressure after prefilters 1st pre...

Page 16: ...ater 6 2 FILTER REPLACEMENT 1 Open purified water faucet 8 while the system is plugged in close feed water valve 5 close pressure tank 12 valve if installed 2 Wash your hands with antibacterial soap t...

Page 17: ...inside the housings 4 Take new membranes and grease their brine seals and membrane housing cap O ring seals Caution Only use food grade glycerol or certified RO membrane compatible lubricant for grea...

Page 18: ...ill with water and screw it back on filter head 6 Let stand for 15 minutes then open feed valve and purified water faucet and plug in the mains 7 When water coming out of purified water faucet starts...

Page 19: ...ified water faucet and drain all chlorinated water from the tank by opening purified water faucet Open feed water valve and flush the system until chlorine smell disappears Close feed water valve and...

Page 20: ...es Replace membranes Bent flexible tube Inspect the tubing and straighten if necessary Purified water runs normally for a few seconds then slows down to a trickle in a pressure tank equipped system De...

Page 21: ...r a few minutes Air bubbles trapped in the system Some air may remain in the system for a few days after installation and will go away on its own Air bubbles may appear in water if there is a large di...

Page 22: ...ate of commissioning Water pressure at the inlet bar Carbon fines fully flushed from filters Y N Preservative fully flushed from membranes Y N System disinfected Y N Water pressure in membrane array b...

Page 23: ...filters Y N Preservative fully flushed from membranes Y N Water pressure at the inlet bar Water pressure in membrane array bar Air pressure in pressure tank bladder bar Feed water temperature C Purifi...

Page 24: ...ype of transport Observe handling labels when handling and shipping the product The product should be stored indoors protected from mechanical damage moisture and aggressive chemicals in vendor s orig...

Page 25: ...malfunctions arising due to non timely replacement of spent consumables that exceeds terms indicated in this manual and use of consumables from other vendors Claims of water quality issues including...

Page 26: ...ng special tools to work cast iron artificial stone ceramics etc pressure regulator installation pulsation damper installation water leak detection system installation installation of other auxiliary...

Page 27: ...ust reverse osmosis system 27 This manual is the intellectual property of and copyrighted by ECOSOFT SPC LLC Copying and reprinting is forbidden 2015 14 AUTHORIZED SERVICES IN YOUR AREA Name Address C...

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