Model PP4RO-75 Undersink Reverse Osmosis System
Contents
1. 10 2 0 mg L 96 7 reduction of the substances listed below The concentration Cadmium 0 03 mg L 10 0 005 mg L 98 2 for the indicated substances in water entering the system Chromium III 0 3 mg L 10 0 1 mg L 97 6 was reduced to a concentration less than or equal to the Chromium VI 0 3 mg L 10 0 1 mg L 97 0 permissible limit for water leaving the system as specified in Copper 3 0 mg L 10 1 3 mgiL 90 8 NSF ANSI 58 Cysts Minimum 50 000 mL 99 95 99 99 Fluoride 8 0 mg L 10 1 5 mg L 96 2 NOTE Substances that may be reduced are not Lead 0 15 mg L 10 0 010 mg L 99 0 necessarily in your water Filter must be maintained Nitrate 27 0 mg L 10 10 0 mg L 87 1 according to manufacturer s instructions including Nitrite 3 0 mg L 10 1 0 mg L 89 3 replacement or ilter cartridges l eal 27PCilL 10 5pCilL 80 The tested efficiency rating for this system is 15 80 Sein 0 40 mgll 10 005 mg 30 Efficiency rating means the percentage of the influent water Total Dissolved to the system that is available to the user as reverse osmosis Solids 750 mg L 40 mg L 187 mg L 94 9 treated water under operating conditions that approximate Turbidity 11 mg L 1NTU 0 5 NTU 99 1 typical daily usage The tested recovery rating is 27 40 Standard 42 Recovery rating means the percentage of the influent water Chlorine 2 mg L 93 0 to the membrane portion of the system that is available to the Production Rate 24 83 gpd user as reverse2. Open drinking water faucet to relieve pressure Locate blue tubing leading to your drinking water faucet Cut and insert the 3 8 x 3 8 x 3 8 9 5 x 9 5 x 9 5 mm compression or quick connect tee into the blue tubing Consult manufacturer s guidelines before installing the tee connection NOTE When cutting the blue tubing you may experience some water leakage F Using a length of 3 8 polyethylene tubing connect the icemaker dispenser line with the free port on the compression tee G The shut off valve should be installed as close to this port of the tee as possible Shut off valve should be installed in the OFF position Consult manufacturer s guidelines before installing the shut off valve H Completely open cold water supply until it comes to a stop Open tank valve Turn off the drinking water faucet Open shut off valve at the tee connection Turn on ice maker Consult manufacturer s instructions moo w arn ec gt Check for leaks and tighten connections if necessary E Tubing to drinking water faucet t Tubing to refrigerator lt lt Tubing from system outlet Figure 14 TESTING THE PP4RO Meanings of Icon Lights on Drinking Water Faucet Base The PP4RO is equipped with a monitor that checks the Total Dissolved Solids TDS that the system is reducing This allows the user to see the quality of the water that the system is producing When the RO membrane cartri
3. 368 x 279 mm 23 Ibs 10 4 kg 3 2 gal 12 1 L Tank Dimensions System Weight Tank Capacity Tools Required e Hand or Electric Drill Phillips Screwdrivers e 2 Adjustable Wrenches Drill Bits 1 8 1 4 and 3 8 e File e Towel e Pencil e Safety Glasses e Needle nose Pliers Tape Measure e Utility Knife or Tube Cutter for plastic tubing Optional Materials For sinks without extra hole for faucet e Hand or Electric Drill e Drill Bits 1 4 and 3 4 e Respirator Teflon Tape e 1 3 8 Bi metal or Carbide Tipped Hole saw e Center punch NOTE All tools listed will not be necessary for installation Read installation procedures before starting to determine required tools Parts Included e Head Assembly Drain Saddle Valve e Screws for mounting e Water Supply Adapter e Lead free air gap drinking 1 4 Plastic Tubing water faucet white red and green e Silicone grease e T Fitting e Teflon Tape e Sticker e TDS Monitor with Battery Quick connect Fitting CR2032 e TDS Test Kit e Nitrate Nitrite Test Kit e Faucet Adapter e 3 8 Plastic Tubing red and blue e Filter Cartridges PW S2500R Cartridge Yellow PW C5000R Cartridge Blue PW RO75R Cartridge Green PW C2500R Cartridge Violet 247163 Rev D JA12 Technical Support 1 800 279 9404 M F 8 00 am 5 00 pm CST GENERAL PRECAUTIONS Do not use with water that is microbiologically unsafe or of unknown quality without adequate di
4. or 1 1 2 diameter holes that may be used for faucet barb fitting at the faucet base This tube should be long enough to reach the drain clamp in Step 7 installation If these pre drilled holes cannot be C Locate the 1 4 red brine tube from the right side of the used or are in an inconvenient location it will system head assembly Route the tube through the be necessary to drill a 1 3 8 hole in the sink to faucet base and connect to small barb on the faucet accommodate the faucet Make certain that the tube is not kinked or stressed This procedure may generate dust which once the head assembly is mounted can cause severe irritation if inhaled or come D Slide the cartridge life indicator base and gasket onto in contact with the eyes The use of safety the faucet by threading both drain tubes through the glasses and respirator for this procedure is hole recommended E Slide chrome plate and black rubber washer onto faucet Do not attempt to drill through an all by threading both drain tubes and the indicator base porcelain sink If you have an all porcelain wire through the holes on the plate and washer sink mount the faucet in pre drilled sprayer i i hole or drill through countertop next to sink F Slide white extension onto long threaded section of faucet Open end of extension should come in contact NCU When drilling through a countertop make with base of faucet sure the area below the drilled area is free of wiring and
5. system automatically starts the cycle of replacing the water and then stops water production when the tank is full Make sure system faucet is off Make sure tank valve is in the open position Slowly turn on cold water supply Open the faucet to turn on flow Let the faucet run drip for 12 hours then close it Allow 3 hours for the tank to fill Continue to periodically check the installation for leaks After the storage tank is filled open the faucet to flush the post filter cartridge on the right side of the filter housing Allow 4 to 5 minutes for all of the water to drain from the tank Close faucet and allow tank to fill LULIT Visually check the entire system for leaks If a leak is present see Troubleshooting F Repeat step E four times ow m 4 Cartridge Life Indicator and changing battery A The cartridge life indicator 0 features a 6 month time signal and a low battery signal When the 6 month indicator lights the three filter cartridges should be changed B After replacing the cartridges the reset button is pushed and held for 5 seconds The LED on the circuit board next to the reset button will flash red several times NOTE The battery should be changed annually or when the low battery signal appears C To change battery use a small screwdriver to push on metal spring to release battery Snap in new battery with number showing NOTE Use replacement battery type CR2032 6 month ti
6. 75 Undersink Reverse Osmosis System JA12 5 INSTALLATION continued 5 Connecting the Faucet C FUO Water supply to the tee should have a separate shut off valve If it does not a separate shut off should be installed A Locate the 3 8 blue tubing from the faucet and place a mark 3 4 from the end of the tubing Moisten the end of the tubing with water and insert into the blue quick connect fitting on the head assembly until the mark is flush with the quick connect fitting B Gently pull back on the tubing to ensure it is connected properly If the tubing comes out of fitting cut a small section off of the tubing and reconnect NOTE Tubing may be quickly and easily removed from the fitting if necessary First turn off the water supply to the filter Open faucet then press in the collet around the fitting while pulling the tubing with your other hand ak Route the cartridge life indicator cable to the system Plug it into the wire with the female connector at the top of the unit It will only enter one way Ensure that cable routing includes a drip loop to prevent potential water leaks from entering the cable connection on top of the system O 3 8 Blue Figure 7 6 JA12 Model PP4RO 75 Undersink Reverse Osmosis System 1 4 Red 3 8
7. Between Cartridge and Filter Housing 1 Turn off cold water supply to system at saddle valve Close tank valve Open drinking water faucet to relieve water pressure 2 Remove the cartridge inspecting it for damage Inspect O rings to make sure they are seated and clean 3 Insert and twist the cartridge back into the filter housing 4 Turn on water supply at saddle valve Open tank valve Close drinking water faucet after water begins to flow If leaks persist call Technical Support Leak Between Tank Valve and Storage Tank 1 Turn off water supply to system at the saddle valve Open faucet to drain storage tank Let faucet run for 3 5 minutes until it drips 2 Remove green tubing from tank valve by pressing the collar around the fitting while pulling the tubing with your other hand 3 Unscrew the tank valve from the storage tank 4 Place three wraps of Teflon tape on the threads of the storage tank 5 Thread the tank valve onto the top of the tank opening by turning it clockwise until snug 6 Cut off 1 of tubing Tubing should be cut squarely Internal and external burrs should be removed Place a mark on tubing 3 4 from end of tubing 7 Wet the tubing and insert until the mark is flush with the quick connect fitting 8 Turn water supply on at the saddle valve and close drinking water faucet 9 Allow system to pressurize for several hours and check for leaks 10 Check for leaks after tank is ful
8. gasket is adhered to the inside of the drain clamp and place the drain clamp assembly over the drilled hole Look through the hole and position the clamp so that the center of the clamp hole is slightly higher about 1 16 than the center of the drilled hole See Figure 10 Tighten the clamp securely Screw the plastic compression nut onto the drain clamp until hand tight Figure 9 Figure 10 8 Connecting the Faucet to the Drain NOTE This is a gravity drain line Any loops kinks or sharp bends must be eliminated before proceeding Failure to create a straight line to the drain may result in reject water leaking through the air gap in the faucet onto the counter top and below the faucet Align the 3 8 red tubing from the faucet with the compression nut on the drain clamp Create as straight a path as possible with the tubing Cut the tubing squarely below the nut and remove the internal and external burrs Loosen the compression nut two complete turns Insert the tubing into the nut until it stops Tighten with fingers then tighten 1 to 2 turns with a wrench Figure 11 Model PP4RO 75 Undersink Reverse Osmosis System JA12 7 INSTALLATION continued 9 Installing the Cartridges 11 Putting the System Into Operation The cartridges are identified by the color of the label and NOTE The post polishing filter may contain fine black the model number carbon particles These fines are harmless but ma
9. loss of business profits business interruption loss of business information or any other pecuniary loss arising out of the use of or inability to use the defective products or parts even if Pentair Residential Filtration LLC has been advised of the possibility of such damages Pentair Residential Filtration LLC S maximum liability under any provision of this Limited Warranty shall be limited to the amount actually paid for the system NOTE Because some states do not allow the exclusion or limitation of incidental or consequential damages the above limitations or exclusions may not apply THIS WARRANTY GRANTS SPECIFIC LEGAL RIGHTS AND OTHER RIGHTS MAY APPLY SUCH RIGHTS VARY FROM STATE TO STATE Buyer Seller Date 5730 North Glen Park Road Milwaukee WI 53209 Technical Support 800 279 9404 www pentairaqua com pro 2012 Pentair Residential Filtration LLC 247163 Rev D JA12
10. Model PP4RO 75 Undersink Reverse Osmosis System User Manual OPERATING SPECIFICATIONS Before installing the system make certain your water supply complies with the following operating specifications Failure to do so may reduce the effectiveness of the system and will void the warranty Consult your local water treatment utility or a certified water testing lab to determine the quality of your water and use the table below to record your results for future reference PP4RO 75 Specifications Your Water Pressure Range 40 100 psi 2 8 6 9 bar Temperature Range 40 100 F 4 4 37 8 C Total Dissolved Solids lt 2000 ppm Maximum Hardness t 10 gpg 171 mg L Sulfide Iron and Manganese lt 0 1 Chlorine in Water Supply lt 2 ppm Water Supply pH Limits 3 11 Turbidity 5 NTU Max Date of Purchase If the hardness of your water is above 10 gpg 171 mg L lime scale will build up rapidly on the membrane inside of the RO membrane cartridge Scale buildup will plug the RO membrane cartridge and make the system ineffective We do not recommend the PP4RO to be used with water in excess of 10 gpg 171 mg L hardness unless the water is softened prior to the reverse osmosis system t See your local dealer or water treatment specialist to reduce these substances in your water PP4RO 75 Dimensions System Dimensions 13 H x 15 W x 4 75 D 330 x 381 x 120 6 mm 14 5 H x 11 Dia
11. PS threads most common thread on kitchen faucets cold water line 1 Installing the Water Supply Adapter The supply adapter fits 1 2 14 NPS supply threads If local codes permit it may be used to connect the filter system to the cold water supply line If local codes do not permit the use of the supply adapter alternate connectors can be obtained from your local retailer A Turn off cold water supply line If cold water line does not have a shut off valve under the sink one should be installed B Turn on the cold water faucet and allow all water to drain from line C Disconnect cold water line from 1 2 14 NPS threaded stub on bottom of main faucet D Apply Teflon tape to threads on faucet stub E Screw the water supply adapter to the threaded faucet stub as shown F Using the nut that previously connected the cold water line to the faucet screw the cold water line to the male supply adapter threads Figure 2 Model PP4RO 75 Undersink Reverse Osmosis System JA12 3 INSTALLATION continued 2 Selecting the Faucet Location 3 Mounting the Faucet NOTE The drinking water faucet should be positioned A Loosen stem nut on faucet remove metal C disc with function convenience and appearance in if attached mind An adequate flat area is required to allow B Attach large diameter 3 8 inch RED drain tube to faucet base to rest securely The faucet fits through a 1 3 8 hole Most sinks have pre drilled 1 3 8
12. Red E mig 1 4 White 20s Drip PW S2500R PW C2500R Loop Yellow Violet PW C5000R Blue Cover Not PW RO75R Shown Green eZ SS SSF OMS OSE 1 4 Green INSTALLATION continued 6 Connecting the Water Supply Adapter A Determine the length of 1 4 white plastic tubing needed to connect the inlet white collet on the left side of the filter with the water supply adapter Be sure to allow enough tubing to prevent kinking and cut the tubing squarely Place a mark 5 8 from the end of the tubing Wet tubing with water and insert into water supply adapter 5 8 until mark is flush with fitting Repeat inserting other end of tubing into inlet of the head assembly 7 Installing the Drain Clamp NOTE NOTE If you have a single basin sink with a disposal unit call Technical support at 1 800 279 9404 for options Before installing the drain clamp check the drainpipes under the sink for corrosion Corroded pipes should be replaced before continuing with installation Attach the drain clamp to a vertical section of the drainpipe about 6 above the trap Make sure the opening on the drain clamp is facing towards the drinking water faucet Using the fitting hole fo the drain clamp as a guide drill a 1 4 hole through one side of the drainpipe Remove the drain clamp from the drainpipe and enlarge the hole with a 3 8 drill bit Use a file to remove rough edges from the drilled hole Make sure the black rubber
13. Tubing according to manufacturer s instructions including and Monitor Circuit Board replacement of filter cartridges 3 244807 Faucet Base RO Monitor 1 MAINTENANCE 4 555612 96 ae Sediment PW S2500R 1 Contact your water treatment professional for replacement 5 555586 96 Cartridge Carbon Block PW C5000R 1 cartridge pricing Blue SUGGESTED LIST PRICE 6 555676 96 oe 75 GPD 1 REPLACEMENT CARTRIDGES 7 555585 96 Cartridge GAC PW C2500R Violet 1 555612 96 PW S2500R 8 94 8 244883 Faucet Kit 1 555586 96 PW C500R 18 54 244835 Faucet Adapter 7 16 24 UNS x 3 8 555613 96 PW RO75R 44 00 Qc 555585 96 PW C2500R 12 16 244783 Valve RO Tank 1 4 NPT x 1 4 QC 1 1 459 00 Mounting Screw 2 143495 Lubricant Silicone Packet 1 244796 Drain Clamp 3 8 QC 1 150646 TDS Test Kit 1 244797 Adaptor 1 2 FIPS x 1 2 MIPS x 1 4 1 QC 244820 Faucet 1 247117 Label Pentek Change Reminder 1 9 244794 Tubing 1 4 White PE 1 10 244850 Tubing 1 4 O D Green 1 11 244875 Tubing 1 4 O D Red 1 12 244849 Tubing 3 8 O D Red Faucet Drain 1 13 244848 Tubing 3 8 O D Blue Permeate 1 14 144925 Nitrate Nitrite Test Kit 1 247163 Manual PP4RO 1 Not Shown Model PP4RO 75 Undersink Reverse Osmosis System JA12 13 Arsenic Fact Sheet Arsenic abbreviated As is found naturally in some well water Arsenic in water has no color taste or odor It must be measured by a lab test Pub
14. are included with the Nitrate Nitrite Test Kit If the Nitrate Nitrite Test Kit is missing please call 800 861 8758 for replacement Nitrate Nitrite Test d ja Figure 16 WHEN TO CHANGE THE CARTRIDGES The life of the cartridge depends on the water volume used and the substances in the water Normally cartridges should be changed at intervals of 6 months Replace the cartridge sooner if the water pressure at the faucet begins to drop noticeably or if you notice changes in the taste color or flow of the filtered water CHANGING THE CARTRIDGES Materials Needed e Replacement Cartridges color coded PW S2500R Cartridge Yellow PW C5000R Cartridge Blue PW RO75R Cartridge Green PW C2500R Cartridge Violet The pre filter and post filter cartridges need to be changed when the water pressure at the faucet begins to drop noticeably or if there are changes in taste color or flow of the filtered water All cartridges should be changed at the same time The cartridges are color coded to indicate which location they are installed into 1 Changing the Filter Cartridges NOTE Only the replacement cartridges listed can be used with this system Failure to use recommended replacement cartridges will void your warranty A Place a small pan or towel under the PP4RO to catch any water that may drip B Twist the pre filter cartridge on the left side of the filter housing counter clockwise for a 1 4 of a turn and p
15. d the filter cartridges from the unit and place them in a sealed plastic bag Store the cartridges in the refrigerator for future use When re starting the unit replace all cartridges and flush per instructions NOTE If the PP4RO stands for more than 2 to 3 days without being used the storage tank should be emptied NOTE Use only Teflon tape without adhesive backing to seal joints Do not use pipe compound pipe dope sticks or similar compounds with this unit they contain petroleum derivatives which can cause crazing and cracking of the plastic in the filter housing NOTE Use only soap and water to clean components NOTE Do not use aerosol sprays bug spray cleaning fluids etc near the PP4RO They contain organic solvents which will cause crazing and cracking of the plastic in the filter housing NOTE After prolonged periods of non use such as a vacation it is recommended that the system be flushed thoroughly Let water run for 2 to 3 minutes before using NOTE Do not use a torch near the unit HOW REVERSE OSMOSIS RO WORKS The PP4RO uses a semi permeable membrane to reduce dissolved salts improving the taste and odor of your water The RO membrane cartridge contains multiple layers of micron thin film wound around a hollow center core Water molecules can pass through the cartridge while dissolved salts are rejected Your household water supply is pre filtered to reduce dirt and chlorine that may fou
16. dge icon blinks green as water flows through the faucet the membrane is functioning optimally When the RO membrane cartridge icon blinks RED as water flows through the faucet the RO membrane cartridge needs to be changed Total Dissolved Solids TDS Test NOTE Under NSF ANSI Standard 58 it is highly recommended that you the consumer have your water tested at least every 6 months to verify that your system is performing satisfactorily Sampling Instructions Sampling instructions are included with the Total Dissolved Solids TDS Test Kit If the TDS Test Kit is missing from your unit please call Customer Support at 1 888 837 0028 for a replacement Total Dissolved Solids Test Kit Figure 15 Model PP4RO 75 Undersink Reverse Osmosis System JA12 9 TESTING THE PP4RO continued Nitrate Nitrite Test Kit A Nitrate Nitrite Test Kit is included with this unit and is designed to indicate nitrate nitrite levels in the drinking water Test the water monthly The current EPA Maximum Contaminant Level MCL for Nitrate as Nitrogen N is 10 mg L or 10 ppm The current EPA maximum contaminant level MCL for Nitrite as Nitrogen N is 1mg L or 1ppm Results showing any nitrate breakthrough should be followed up with a laboratory analysis of the water Consult with your doctor to see if you or your family should drink water with the nitrate nitrite levels found in your water Testing Instructions Testing instructions
17. ed to be replaced when the RO membrane cartridge icon lt gt on the faucet base blinks RED as water is i running through the drinking water faucet The precise life span of the PP4RO s RO membrane cartridge will depend on the quality of the water entering the system and the frequency with which you use it Frequent use prevents the dissolved salts from building up on the membrane as scale The more water the system is required to produce the longer the membrane will last You may wish to find a variety of uses for your PP4RO system in order to prolong the life of the membrane For optimum RO membrane cartridge life make sure you change the filter cartridges when the filter cartridge icon is blinking RED NOTE When the filter cartridges S2500R and or PW C2500R are changed the reset button located in the battery compartment of the system needs to be pressed and held for five seconds When the unit is properly reset by pressing the reset button the RED light on the circuit board will blink Doing so will reset the times for all of the cartridges Reset Button LED Figure 1 INSTALLATION NOTE Please read all instructions specifications and precautions before installing and using your PP4RO system NOTE The PP4RO may be installed under a sink or in the basement NOTE The PP4RO is installed vertically NOTE Numbered diagrams correspond with numbered steps NOTE For standard installation on 1 2 14 N
18. ge is operating efficiently Figure 17 The RO membrane cartridge needs to be changed when the RO Membrane Cartridge Icon on the faucet base blinks RED as water is running through the drinking faucet base The symbol will continue to blink RED until it is replaced A Turn system faucet and tank valve off B Place a small pan or towel under the PP4RO to catch any water that may drip C Twist the RO membrane cartridge third cartridge counter clockwise for a 1 4 of a turn and pull the cartridge straight out of the system If the system has any significant leaks see Troubleshooting D Align the alignment tab on the top of the new cartridge with the alignment groove in the head assembly E Push the cartridge into the head until it can go no further F Twist the cartridge 1 4 turn clockwise until it snaps into place G Gently pull the cartridge straight out to ensure the cartridge is locked into place H Turn on water open tank and check for leaks If leaks are found see Troubleshooting I Allow the tank to fill RO Membrane Cartridge Icon Figure 17 Non RO Cartridge Life Indicator CHANGING THE CARTRIDGES continued 3 Flushing the RO membrane NOTE The PP4RO system does not produce a high volume of water on demand as an ordinary filter does Water is produced at a slow drop by drop rate The system requires about 3 hours to fill the storage tank As water is taken from the tank the
19. h a file 4 JA12 Model PP4RO 75 Undersink Reverse Osmosis System INSTALLATION continued L Firmly insert goose neck spout into faucet base Q Cartridge life indicator Figure 4 4 Mounting the System The filter head assembly should be mounted on a stud or firm surface The mounting bracket will support the weight of the cartridges and help prevent strain on the water lines A Select location under sink or in basement where unit is to be mounted The head assembly is mounted in a vertical position B When mounting the PP4RO 75 the top of the head must be 15 1 2 above the nearest obstacle floor of the cabinet Two screws are supplied to mount the head Measure up from the floor of the cabinet 14 1 2 The two screws will be 14 apart and level Screw the two screws into the wall Leave a gap between the screw head and the wall of 1 8 The backside of the system head has two slots that will fit over the screw heads and slide down to lock Between Holes m 14Inches gt 12 Inches From Mounting Hole to Bottom of Cartridge 2 1 2 Inches Clearance Below Cartridges f Figure 5 C Remove paper tab from battery to activate cartridge life indicator Press the reset button to start 6 month timer The LED will flash red When 6 months has passed the change cartridge indicator light on the life monitor will turn red Reset Button LED Battery Figure 6 Model PP4RO
20. he system while attaching to mounting screws Figure 13 NOTE The pressurized storage tank has capacity of 3 2 gallons The tank s air pressure is factory set at 5 to 7 psi when tank is empty Closed Tank Valve Open Tank Valve 8 JA12 Model PP4RO 75 Undersink Reverse Osmosis System OPTIONAL INSTALLATION CONNECTING THE PP4RO 75 TO REFRIGERATOR ICEMAKER WATER DISPENSER If you are connecting the PP4RO to your refrigerator icemaker with initial system installation wait to turn on the icemaker until the Post Filter Cartridge on the right side of the filter housing has been flushed according to Step 11 Use plastic tubing and fittings Do not use copper tubing or brass fittings NOTE For optimum performance it is recommended that the distance between the PP4RO and the refrigerator icemaker water dispenser be no greater than 10 feet 3 m At distances greater than 10 feet the water pressure from the system may not be adequate to deliver water to the refrigerator Materials Required availale from your local hardware store e 3 8 x 3 8 x 3 8 9 5 x 9 5 x 9 5 mm compression or quick connect tee e 3 8 9 5 mm polyethylene tubing maximum length of 10 feet 3 m recommended Shut off valve Turn off icemaker and refrigerator water supply Consult manufacturer s guidelines Close tank valve on top of storage tank Turn off water to the system at the cold water supply
21. hout cartridge if it must be left unattended for an extended period of time LULIT Do not use electrical heating tape on this unit NOTE Substances listed as reduced are not necessarily in your water System must be maintained according to manufacturer s instructions including replacement of filter cartridges NOTE Your water must be within required limits for satisfactory operation If not the RO membrane cartridge s life may be shortened and your warranty will be voided see Operating Specifications NOTE Install on cold water line only NOTE Do not install where system will be exposed to direct sunlight NOTE Make certain that installation complies with all state and local laws and regulations NOTE The filter cartridges and RO membrane cartridge included with the system have limited service lives Changes in taste odor and color of the filtered water indicate that the cartridges and or membrane should be replaced The filter cartridge and RO membrane cartridge icons on the faucet base will blink a GREEN color when there is water flow through the drinking water faucet indicating all systems are good If the Filter Cartridge or RO membrane cartridge icon s blink RED when the drinking water faucet is turned on the respective cartridge s need changing 2 JA12 Model PP4RO 75 Undersink Reverse Osmosis System NOTE During extended periods of non use such as during a vacation remove the membrane cartridge an
22. icycle pump to add air to the storage tank This will force the water out of the storage tank through the faucet Continue to add air until no more water comes out of the faucet 4 Turn off the drinking water faucet 5 Using an air pressure gauge adjust the pressure in the storage tank to 5 7psi 6 Replace the blue cap 7 Open the saddle valve until it comes to a stop Let the system run 6 12 hours to fill the tank A full tank weighs approximately 33 pounds If performance has not improved call Technical Support Sudden Return of Taste and Odor If shortly after complete servicing noticeable taste and odors return contact Technical Support If you are experiencing a problem not listed in this manual shut off the water supply at the saddle valve and close the tank valve Call Technical Support REPLACEMENT PARTS Do not use with water that is For replacement parts contact your local retailer or call microbiologically unsafe or of unknown Customer Service at 1 800 279 9404 cally without adequate dlainfeetion Before jam Put Numer Description ay cyst reduction may be used on disinfected waters that may contain filterable cysts 1 244877 Storage Tank 3 2 Gal 1 NOTE Substances that may be reduced are not 2 357485 Head Assembly Includes Bracket 1 necessarily in your water Filter must be maintained Screws Manifold Assemblies
23. if free chlorine or combined chlorine is used in the water system The PB4RO 75 system is designed to remove pentavalent arsenic It will not convert trivalent arsenic to pentavalent arsenic The system was tested in a lab Under those conditions the system reduced 0 30 mg L ppm pentavalent arsenic to 0 010 mg L ppm the USEPA standard for drinking water or less The performance of the system may be different at your installation Have the treated water tested for arsenic to check if the system is working properly The RO component of the PB4RO 75 system must be replaced every 12 24 months to ensure the system will continue to remove pentavalent arsenic The component identification and locations where you can purchase the component are listed in the installation operation manual 14 JA12 Model PP4RO 75 Undersink Reverse Osmosis System Performance Data PP4RO 75 Important Notice Read this performance data and compare the capabilities of this system with your actual water treatment ee needs It is recommended that before installing a water Influent Challenge Product Water Reduction Average treatment system you have your water supply tested to Substance Concentration Concentration Requirements _ Reduction determine your actual water treatment needs Standardi Arsenic V 0 050 mg L 10 0 010 mg L 97 6 This system has been tested according to NSF ANSI 58 for the Barium 10 0 mg L
24. ir trapped in the post filter cartridge It is not harmful and will disappear in a matter of minutes It may take up to a week after B Twist the cartridge 1 4 turn clockwise until it snaps into place Gently pull the cartridge straight out to ensure the cartridge is locked into place owp m Figure 12 h installing a new post filter cartridge for the 10 Connecting the Storage Tank to the System trapped air to dissipate WVO When tank is full it weighs approximately 35 G Repeat step E four times pounds Provide ample support under the tank The system is ready for operation You can now enjoy quality A Thread the tank valve onto the top of the tank opening water from the PP4RO 75 by turning it clockwise until snug B Locate the green tubing and a mark 3 4 from each end Moisten one end of the green tubing with water and insert with a twisting motion into the free port of the tank valve until the 3 4 mark is flush with the quick connect fitting C Install free end of green tubing to green quick connect fitting or elbow located between the 3rd and 4th cartridges NOTE Do not cut green tube This line should be left at the pre cut length for future service VON Make certain head assembly is firmly attached to wall to prevent it from falling and possibly becomming damaged NOTE Use caution not to bend or pinch the tubing behind t
25. l the membrane The RO membrane cartridge separates this pre filtered water into PRODUCT WATER and REJECT WATER Your household water pressure forces water through the membrane within the RO membrane cartridge and into the storage tank This is product water Dissolved salts cannot pass through the membrane and are sent to the drain as reject water When you open the faucet product water permeate is drawn from the storage tank through a post polishing filter The post polishing filter takes out any remaining taste or odor in the water and provides you and your family with cleaner great tasting water The PP4RO also features an auto shut off valve which shuts off the system once the pressure in the storage tank reaches 2 3 of the incoming water pressure your household water pressure When you open the faucet to draw water from the storage tank the pressure inside the tank drops and the auto shut off valve opens The system then begins to operate replenishing the water you took from the storage tank Depending on the system s efficency for each gallon of water produced up to 7 gallons are discharged as reject water The storage tank can hold up to 3 2 gallons 12 1 L of water at a time more than enough for the average family s drinking and cooking needs NOTE When used under operating conditions specified on page 1 of this manual the RO membrane cartridge of the PP4RO should last 12 24 months The RO membrane cartridge will ne
26. lic water utilities must have their water tested for arsenic You can get the results from your water utility If you have your own well you can have the water tested The local health department or state environmental health agency can provide a list of certified labs The cost is typically 15 to 30 Information about arsenic in water can be found on the Internet at the US Environmental Protection Agency web site www epa gov safewater arsenic html There are two forms of arsenic pentavalent arsenic also called As V As 5 and arsenate and trivalent arsenic also called As III As 3 and arsenite In well water arsenic may be pentavalent trivalent or a combination of both Special sampling procedures are needed for a lab to determine what type and how much of each type of arsenic is in the water Check with the labs in your area to see if they can provide this type of service Reverse osmosis RO water treatment systems do not remove trivalent arsenic from water very well RO systems are very effective at removing pentavalent arsenic A free chlorine residual will rapidly convert trivalent arsenic to pentavalent arsenic Other water treatment chemicals such as ozone and potassium permanganate will also change trivalent arsenic to pentavalent arsenic A combined chlorine residual also called chloramine may not convert all the trivalent arsenic If you get your water from a public water utility contact the utility to find out
27. ll Technical Support No Flow or Slow Flow from the Brine Reject Line Less than 6 fl oz or 180 milliliters per minute NOTE Before checking brine or reject flow make sure the unit is producing water by turning the valve on the storage tank off and opening the drinking water faucet Water should drip from faucet 1 Replace the pre filter cartridge according to the Changing the Cartridge instructions and recheck the brine or reject flow rate 2 If the pre filter cartridge is not at fault the brine or reject flow controller could be clogged Call Technical Support High TDS in Product Water 1 If high TDS Total Dissolved Solids is detected in the product water the RO Cartridge Icon will blink red when water is flowing from the faucet The RO Cartridge may need to be replaced or the reject flow control tubing may be clogged If this is a new installation call Technical Support 2 Otherwise draw 1 gallon of water from the unit After 10 minutes then run water from the faucet and test the water again 3 If the RO Cartridge Icon is still blinking red change the RO cartridge and empty the tank 4 Determine when you last changed the RO Filter Cartridge and call Technical Support Limited Flow at Drinking Water Faucet 1 Turn off water supply to system at saddle valve 2 Open the faucet to turn on flow 3 Unscrew the blue cap at the base of the storage tank to expose air valve Use a small air compressor or b
28. ly pressurized 6 12 hours If leak persists call Technical Support Leaks at Quick Connect Fittings ei The 1 4 red tubing connected to the top of the third cartridge has a flow restrictor installed The system will not operate correctly if the restrictor is removed 1 Close tank valve close saddle valve and open drinking water faucet 2 Press collar around the quick connect fitting while pulling the tubing with your other hand 3 Cut off 1 of tubing Tubing should be cut squarely Internal and external burrs should be removed Place a mark on tubing 5 8 from end on 1 4 tubing or 3 4 from end on 3 8 tubing 4 Wet the end and insert tubing until the mark is flush with the quick connect fitting 5 Open the saddle valve until it comes to a stop Open the tank valve and close drinking water faucet If leaks persist call Technical Support 12 e JA12 Model PP4RO 75 Undersink Reverse Osmosis System Leaks from Faucet 1 Check to make sure white tubing leading from the drinking water faucet to the drain is as straight as possible it is usually necessary to cut this line during installation Any kinks or sags in this drain line will impede the flow of water to the drain 2 Check to make sure the drain clamp and the drain hole are properly aligned Refer to Step 7 Installing the Drain Clamp 3 Check to make sure there is no foreign matter clogging the drain line or at the drain clamp hole If leaks persist ca
29. mer complete change cartridges and reset timer Figure 18 1 2 4 Reset Button LED Battery Figure 20 TROUBLESHOOTING Leaks on Supply Adapter Connection Turn off water supply valve and turn on drinking water faucet to release pressure in system Loosen leaking threaded fitting on supply adapter or pull out leaking tubing by pressing collar surrounding tubing while pulling the tubing with your other hand Inspect to see if plastic tubing is scratched and supply adapter was properly attached If tubing is scratched cut off 1 2 to 5 8 and reinstall Leaks on Faucet Tubing Connection 1 2 Turn off water supply valve and turn on drinking water faucet to release pressure Unscrew tubing nut at bottom of faucet Inspect the tubing The insert plastic ring and tubing should not be damaged Check if insert is in place and tubing is cut squarely and not scratched cut tubing if necessary to get square smooth end If the tubing is smooth and square reconnect tubing by inserting into faucet and tightening nut The plastic ring should be held tight to the faucet system when the nut is tight Turn on water supply valve then close faucet and check for leaks NOTE If leaks persist or if there are other leaks on system turn off water supply and call Technical Support 1 800 279 9404 Model PP4RO 75 Undersink Reverse Osmosis System JA12 e 11 TROUBLESHOOTING continued Leaks
30. osmosis treated water when the system is operated without a storage tank or when the storage tank is bypassed The PP4RO 75 is Tested and Certified by NSF International against NSF ANSI Standard 42 and 58 for the reduction of substances listed in the table above Testing was performed under standard laboratory conditions actual performance may vary State of California Department of Public Health Water Treatment Device Certificate Number 11 2099 Date Issued October 24 2011 Trademark Model Designation Replacement Elements Pentair Water PP4RO 75 PW RO75R RO Membrane PW S2500R Pre Filters PW C5000R Pre Filters PW C2500R Post Filter Manufacturer Pentair Residential Filtration LLC The water treatment device s listed on this certificate have met the testing requirements pursuant to Section 116830 of the Health and Safety Code for the following health related contaminants Microbiological Contaminants and Turbidity Inorganic Radiological Contaminants Cysts Arsenic pentavalent Turbidity Barium Cadmium Chromium hexalent Organic Contaminants Chromium trivalent None Copper Fluoride Lead Radium 226 228 Selenium Rated Service Capacity 1250 gal service cycle Rated Service Flow 24 8 gpd Conditions of Certification Do not use where water is microbiologically unsafe or with water of unknown quality except that systems certified for cyst reduction may be used on disinfec
31. piping Make certain that G Slide lock washer up threaded section and thread stem you have ample room to make the proper nut on Do NOT tighten nut at this time connections to the bottom of the faucet H Apply 3 5 wraps of Teflon tape to faucet stem Screw IEG Do not drill through a countertop that is quick connector onto end of threads more than 1 thick Wet end of 3 8 blue tube Push into bottom of PSTN Do not attempt to drill through a tiled connector Tug gently to be sure connection is marble granite or similar countertop complete This tube should be long enough to reach the Consult a plumber or the countertop top right side of the RO Assembly manuracturer ter advice or assistance J Holding the faucet feed the three tubes and electrical A Line bottom of sink with newspaper to prevent metal connection through the hole in the sink Position the shavings parts or tools from falling down drain faucet handle at a desired location B Place masking tape over the area to be drilled to help K Center the faucet and slip C disc between the white prevent scratches if drill bit slips extension and the bottom of the counter or sink Tighten C Mark hole with center punch Use a 1 4 drill bit for a the stem nut with a wrench until it is tight pilot hole NOTE Do not overtighten the lock nut Snug down D Using a 1 3 8 hole saw drill a hole completely through and tighten until faucet is secure the sink Smooth the rough edges wit
32. rdinances If a defect in workmanship and or material in a product or part covered by the warranty should arise Pentair Residential Filtration LLC at its sole discretion will repair or replace the defective product or part Pentair Residential Filtration LLC may consider in good faith the customer s preference All claimed defective product must 1 be authorized for return by Pentair Residential Filtration LLC with an RGA number 2 include proof of the purchase date of the product or part 3 returned to Pentair Residential Filtration LLC prior to the expiration of the warranty date at the customer s expense shipment pre paid 4 be accompanied by a letter detailing the Model Number Serial Number if any and a brief description of the problem TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW PENTAIR RESIDENTIAL FILTRATION LLC DISCLAIMS ALL OTHER WARRANTIES WHETHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE WITH REGARD TO THE PRODUCTS PARTS AND ANY ACCOMPANYING WRITTEN MATERIALS To the maximum extent permitted by applicable law Pentair Residential Filtration LLC shall not be liable for any damages whatsoever including but not limited to loss of time inconvenience expenses labor or material charges incurred in connection with the removal or replacement of the system special incidental consequential or indirect damages for personal injury
33. sinfection before or after the system Systems certified for cyst reduction may be used on disinfected waters that may contain filterable cysts The PP4RO contains a replaceable RO membrane cartridge that is critical to the efficiency of the system Replacement of the RO membrane cartridge should be with one of identical specifications as defined by the manufacturer to assure the same efficiency and contaminant reduction performance The PP4RO contains a replaceable RO membrane cartridge critical for the effective reduction of total dissolved solids Product water should be tested periodically to verify that the system is working properly The PP4RO is acceptable for treatment of influent concentrations of no more than 27 mg L nitrate and 3 mg L nitrite in combination measured as N and is certified for nitrate nitrite reduction only for water supplies with a pressure of 40 psig 280 kPa or greater The PP4RO shall only be used for arsenic reduction on chlorinated water supplies containing detectable residual free chlorine at the system inlet Water systems using an in line chlorinator should provide a one minute chlorine contact time before the unit YEG The PP4RO will not protect against disease causing bacteria or remove naturally occurring harmless bacteria FUIL The PP4RO must be protected against freezing which can cause the filter housing to crack resulting in water leakage UON Turn off water supply to head wit
34. ted waters that may contain filterable cysts Claims for arsenic reduction shall only be made on water supplies maintaining detectable residual free chlorine at the reverse osmosis RO system inlet Water systems using an in line chlorinator should provide a minimum of 1 minute chlorine contact time before the RO system Model PP4RO 75 Undersink Reverse Osmosis System JA12 15 Pentair Residential Filtration LLC LIMITED WARRANTY Pentair Residential Filtration LLC warrants to the original owner under normal use Reverse Osmosis System to be free from defects in material and or workmanship one 1 year from the date of purchase Any replacement products furnished will be free from defects in material and or workmanship for the remainder of the original warranty period This warranty does not cover 1 pre and post filter cartridges or reverse osmosis membrane 2 defects not reported within the above time period 3 items manufactured by other companies 4 problems arising from failure to comply with Pentair Residential Filtration LLC instructions 5 problems and or damage arising from acts of nature abuse misuse negligence or accident by any party other than Pentair Residential Filtration LLC 6 problems and or damage resulting in whole or in part from alteration modification repair or attempted alteration modification or repair by any party other than Pentair Residential Filtration LLC 7 noncompliance with applicable codes o
35. ull the cartridge out of the system If the system has any significant leaks see Troubleshooting C Push the new cartridge into the head until it can go no further 10 JA12 Model PP4RO 75 Undersink Reverse Osmosis System D Twist the cartridge 1 4 turn clockwise until it snaps into place E Gently pull the cartridge straight out to ensure the cartridge is locked into place F Repeat for all other cartridges G Turn on water and check for leaks If leaks are found see Troubleshooting NOTE The post filter cartridge may contain carbon fines very fine black powder This will be released during your initial flushing H Flush water through filter for 5 minutes to remove carbon fines Check for leaks again before leaving installation I Press the reset button located in the battery compartment for five seconds If this is not done the icon on the faucet base will continue to blink red When the unit is reset by pressing the reset button all of the icons in the faucet base will blink on and off three times Doing so will reset the time and flow usage for the filter cartridges J Allow the tank to fill 2 Changing the RO membrane cartridge NOTE Only use the RO 75GP replacement RO membrane cartridge Failure to use the recommended replacement cartridge will void your warranty The RO Membrane Cartridge Icon 48b will normally blink green when the drinking water faucet is turned on indicating the RO Cartrid
36. y make the water appear gray in color The Panmage ETAO carbon fines are flushed from the system with the Cartridge 2 PW C5000R Blue first tank full of water Cartridge 3 PW RO75R Green NOTE The PP4RO system does not produce a high Cartridge 4 PW C2500R Violet volume of water on demand as an ordinary filter z p F P does Water is produced at a slow drop by drop Install the cartridges in order If the cartridges are installed rate The system requires about 3 hours to fill the out of order the system will not filter correctly storage tank As water is taken from the tank the A Slide the cartridge into the head until it can go no system automatically starts the cycle of replacing further the water and then stops water production when the tank is full Make sure cold water faucet is off Make sure tank valve is in the open position Slowly turn on cold water supply Open the faucet to turn on flow Let the faucet run drip for 12 hours then close it Allow 3 hours for the tank to fill Continue to periodically check the installation for leaks After the storage tank is filled open the faucet to flush the post filter cartridge on the right side of the filter housing Allow 4 to 5 minutes for all of the water to drain from the tank F Close faucet and allow tank to fill UON Visually check the entire system for leaks If a leak is present see TROUBLESHOOTING NOTE Initially the water may appear cloudy This is a result of a
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