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With proper installation and maintenance, this system will provide you with high quality water for years 
to come. All of  Watts water enhancement products are rigorously tested.

Table of Contents

Operational Parameters ........................................................................................................................ 4
Contents of Reverse Osmosis System .................................................................................................. 4
Tools Recommended For Installation .................................................................................................... 4
Drill a Hole for the Faucet in a Porcelain Sink ....................................................................................... 5
Punch a Hole for the Faucet in a Stainless Steel Sink .......................................................................... 5
Faucet Installation ................................................................................................................................. 6
Adapta Valve Installation  ...................................................................................................................... 7
Reverse Osmosis Module Mounting...................................................................................................... 7
Air Gap/Non Air Gap Installation............................................................................................................ 8
Drain Saddle Installation........................................................................................................................ 9
Tank Valve Installation ........................................................................................................................... 9
White Tube Connection ....................................................................................................................... 10
3/8” Black Tube Connection........................................................................................... ......................11
How to Use Quick Connect Fittings ......................................................................................................11
Red Tube Connection (From Faucet) .................................................................................................. 12
Blue Tube Connection (From Faucet) ................................................................................................. 12
Start Up Instructions ............................................................................................................................ 12
Cartridge Replacement........................................................................................................................ 13
Annual Maintenance  ........................................................................................................................... 14
Procedure for Extended Non-Use ....................................................................................................... 15
Trouble Shooting ................................................................................................................................. 16
Service Record .................................................................................................................................... 17
Warranty Information ........................................................................................................................... 18
Unit Drawing ......................................................................................................................................  19

Summary of Contents for WQT4 RO Series

Page 1: ...proper use with your water supply Save manual for future reference SERIES WQT4 RO Warning Please read carefully before proceeding with installation Your failure to follow the instructions or operating parameters may lead to the product s failure and possible damage to property Manual Edition 6 3 09 DISTRIBUTED BY ...

Page 2: ...e Carbon filter recommended change 6 months The second stage contains a carbon block filter This helps ensure that chlorine and other materials that cause bad taste and odor are greatly reduced Stage 3 Membrane recommended change 1 2 years Stage three is the heart of the reverse osmosis system the RO membrane This semi permeable membrane will take out salts minerals metals bacteria viruses cysts a...

Page 3: ... for the Faucet in a Stainless Steel Sink 5 Faucet Installation 6 Adapta Valve Installation 7 Reverse Osmosis Module Mounting 7 Air Gap Non Air Gap Installation 8 Drain Saddle Installation 9 Tank Valve Installation 9 White Tube Connection 10 3 8 Black Tube Connection 11 How to Use Quick Connect Fittings 11 Red Tube Connection From Faucet 12 Blue Tube Connection From Faucet 12 Start Up Instructions...

Page 4: ...f copper tubing is down stream of the RO Be sure to follow any state or local regulations Operational Parameters Note The operating pressure in your home should be tested over a 24 hour period to attain the maximum pressure If incoming pressure is above 85 psi a pressure regulator is recommended and if over 100 psi then a pressure regulator is required Operating Temperatures Maximum 100 F 37 8 C M...

Page 5: ...il or liquid soap to keep the hole saw cool during cutting Step 2 Drill a Hole for the Faucet in a Porcelain Sink Punch a Hole for the Faucet in a Stainless Steel Sink Drill a pilot hole Use a 1 2 Hole Punch and an adjustable wrench to punch the hole in the sink Change to the 1 Hole Punch to enlarge the hole Step 5 The faucet can now be installed If mounting faucet to a Stainless Steel Sink you wi...

Page 6: ...illips head screwdriver turn the screw clockwise until the toggle bolt secures the faucet base snug onto the sink top do not over torque toggle bolt 5lb in max Once the faucet base is securely fastened to the sink top insert the faucet spout into the faucet base until it is fully seated Turn the handle up away from you to the OFF position Completion of faucet installation tubing connections will b...

Page 7: ...bove choosing the configuration that fits your plumbing When attaching the adapta valve to straight pipe threads use Teflon tape on the threads The white tube from inlet side of RO module will be cut to length and attached later in the installation Do not cut any RO system tubes at this time Note Caution Water supply line to the system must be from the cold water supply line only Hot water will se...

Page 8: ...Page 8 Non Air Gap Faucet Installation Air Gap Faucet Installation ...

Page 9: ...circle cut out of the middle must be applied to the inside of the drain saddle Remove sticky tape backing and stick to the drain saddle as shown 2 Screws 1 Semi bracket with opening 2 Nuts for screws 1 Foam washer 1 Semicircle bracket Gather the pieces of the drain saddle Caution Do not over tighten the screws It may crack the drain saddle If you have a garbage disposal do not install the drain li...

Page 10: ...lastic sleeve and brass insert from the parts bag Place nut on the tube first then the sleeve Small taper end of sleeve must point to the end of tube and then insert the brass insert into the end of the tube Insert the white tube into the opening on the adapta valve until it stops Slide nut and sleeve down and thread onto the male pipe threads Use a wrench to securely tighten Run the tube to the i...

Page 11: ...ick Connect Fittings on the RO Module To make a connection the tube is simply pushed into the fitting It is essential that the outside diameter be free of score marks and that burrs and sharp edges be removed before inserting into fitting Fitting grips before it seals Ensure tube is pushed into the tube stop Push the tube into the fitting to the tube stop The collet gripper has stainless steel tee...

Page 12: ...sh the tank completely to remove carbon particles from final filter Repeat this step two more times The fourth tank can be used for drinking Note The flushing of the tank 3 times is only necessary during initial installation This should take about a day to complete Open the RO faucet and leave it open until water begins to trickle out it will come out slowly Step 5 Turn on the incoming cold water ...

Page 13: ...s component should be with one of identical specifications as defined by the manufacturer to assure the same efficiency and contaminant reduction performance Periodic inspection and following proper system maintenance is critical for continued performance Step 1 Rotate the cartridge 1 4 turn counter clockwise Step 2 Remove the cartridge and dispose of it Step 3 Remove the protective cap from the n...

Page 14: ...pply at the adapta valve Step 7 Allow the RO unit to fill the tank overnight Step 8 Open the faucet and allow the tank to empty and then close the faucet Step 9 Replace the post carbon filter cartridge Step 1 Turn off the incoming water supply at the adapta valve Step 2 Remove the red tubing from the fitting Step 3 Remove the fitting from the back of the RO unit Step 4 Remove and inspect the orifi...

Page 15: ...Non Use If the system will not be used for an extended period more than 2 months perform the following Turn on the water supply at the adapta valve Step 1 Step 2 Step 3 Step 4 Step 5 Turn off the incoming water supply at the adapta valve Open the faucet allow the tank to empty and then close the faucet Remove and discard the sediment filter pre carbon filter and post carbon filter cartridges Remov...

Page 16: ...ee Page 15 4 Noise from faucet or drain Air gap faucet Inherent sound with air gap faucets Location of drain saddle See diagram for proper location of drain saddle Higher capacity membrane Normal with high capacity membrane High water pressure Check incoming water pressure to make sure it does not exceed 100psi A presser relief valve may be necessary 5 Faucet leaks from Crimp or loop in drain line...

Page 17: ...f Purchase __________ Date of Install ___________ Installed by __________________ Serial No _____________________ Date 1st stage Sediment 6 months 2nd stage Carbon 6 months 4th stage Carbon 1 year 3rd stage Membrane 2 5 years NOTES ...

Page 18: ...0 2 ppm 4 The pH of the water must not be lower than 2 or higher than 11 5 The incoming water pressure must be between 40 and 100 pounds per square inch 6 Incoming water to the RO cannot exceed 105 degrees F 40 degrees C 7 Incoming TDS Total Dissolved Solids not to exceed 1800 ppm 8 Do not use with water that is microbiologically unsafe or of unknown quality without adequate disinfection before or...

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