Aquasana AQ-RO3 Owner's Manual

Aquasana AQ-RO3 Owner's Manual

Optimh2o reverse osmosis + claryum under sink water filter

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AQ-RO-3
Under Sink Water Filter
OptimH2O
Reverse Osmosis
®
+ Claryum
®
Owner's Manual

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Questions and answers

Alan
July 30, 2025

I have no instructions the diagrams for ro 3.2 are not clear as to even what filters are what and in what order they sholud be placed as diagrams are different to product RO-3.2G. product not marked as to what they are. All in all a poor job nor can I see anything immediately related to ro 3.2g on the net either! Why?

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Summary of Contents for Aquasana AQ-RO3

  • Page 1 AQ-RO-3 Under Sink Water Filter OptimH2O Reverse Osmosis ® + Claryum ® Owner’s Manual...
  • Page 2: Required Tools And Materials

    REQUIRED TOOLS & MATERIALS • Basic plumbing knowledge • 1/ 8 " & 7/ 3 2" Drill Bits/Drill • Pencil • Tape Measure • Adjustable Wrench • Masking Tape • Utility Knife • Bleach • Pan or Bucket • Screwdriver (Phillips) •...
  • Page 3: Plan For Installation

    Step 6 - Connect Tubing Step 3 - Install Water Storage Tank Step 7 - Stage 1–3 Filter Installation Step 4 - Install RO Faucet Step 8 - Sanitize, Pressure Test, Purge System Stage RO Membrane OptimH2O™ AQ-RO3-RO OptimH2O™ Remineralizer AQ-RO3-RM OptimH2O™ COLD...
  • Page 4 1 — INSTALL BRASS TEE FITTING 1 Turn off the cold water supply to the sink. 2 Turn on the kitchen faucet to release pressure and allow water to drain from the line. 3 Disconnect the cold water line from the 1/2" threaded stem on the bottom of the kitchen faucet.
  • Page 5 Mark screw placement of Stage RO Membrane OptimH2O™ AQ-RO3-RO the remineralizer holder 1 or 2 inches from the third stage sump to the right of the manifold. 3 Drill two pilot holes for mounting brackets using 1/ 8 "...
  • Page 6 4 — INSTALL RO FAUCET You will need a sink top hole 1" in diameter. If drilling a new hole, ensure faucet body will mount flat against surface and that there is sufficient tubing between faucet body and system manifold. NOTE: Drilling holes into solid surfaces or surfaces made of stone should only be performed by a qualified and certified installer.
  • Page 7 5 — INSTALL RO DRAIN CONNECTOR WARNING CAUTION Be sure that all electrical appliances and Please wear safety outlets are turned off at the circuit breaker glasses to protect before working in the cabinet area. eyes when drilling. 1 Identify drain outlet location. Do not install the drain connector onto the same drain pipe as the garbage disposal.
  • Page 8: Connect Tubing

    6 — CONNECT TUBING . " Tube Marking Guide: Tubing Do’s Insert tubing ALL THE WAY IN to prevent leaking. In most cases, up to nearly a full inch. Wet end of tubing to more easily insert into all inlets and outlets. Cut excess tubing in order to prevent crimping, kinks, loops or folds.
  • Page 9 ¼" White Brass Tee to Manifold ⁄ " White Manifold to Tank ⁄ " Red Manifold to Remineralizer ¼" Red Membrane to Faucet ⁄ " White Remineralizer to Faucet ⁄ " Red Faucet to Drain Connector Stage RO Membrane OptimH2O™ AQ-RO3-RO OptimH2O™ Remineralizer AQ-RO3-RM OptimH2O™...
  • Page 10: Step 1-3 Filter Installation

    7 — STEP 1–3 FILTER INSTALLATION Before you begin: make sure the cold water valve is shut off and there is no pressure in the system. Carbon (red) and Claryum (yellow) filter cartridges will come pre-installed in their cartridge sumps. 1 Attach red carbon sump to the 1st stage position on the inlet side of the system manifold.
  • Page 11: Pressure Test

    2 Open faucet. If tank is not empty, allow to drain until empty. 3 With included eyedropper and household Stage bleach (5.25%), disconnect white tubing RO Membrane OptimH2O™ AQ-RO3-RO from the manifold outlet labeled “TANK”. OptimH2O™ Remineralizer AQ-RO3-RM Note: Bleach needs to be handled according to manufacturer’s instructions.
  • Page 12 3-STAGE RO SYSTEM – MODEL AQ-RO-3 U.S. Metric Membrane Production 35 gpd 132 lpd Membrane TDS Reduction 95% minimum 95% minimum System Production 13.32 gpd 50.4 lpd TDS Reduction 96.3%+ average 96.3%+ average Maximum TDS 1000 ppm 1000 ppm Maximum water hardness @ 6.9pH 10 gpg 2.64 gpL Maximum Chlorine in water...
  • Page 13: Installations In The Commonwealth Of Massachusetts

    Specifications – Qualified System Performance Because the performance of a Reverse Osmosis Membrane is highly dependent upon pressure, temperature and TDS, the following should be used for comparison purposes only. 1 Industry standards measure RO Membranes performance with no back pressure on the product water, at 60 psig (414kPa) and 77°F (25°C).
  • Page 14 Nitrate/Nitrite Test Kit: This system is acceptable for treatment of influent concentration of no more than 27mg/L nitrate and 3mg/L nitrite in combination measured as N.* This system is supplied with a nitrate/ nitrite test kit. Product water should be monitored periodically according to the instructions provided with the test kit.
  • Page 15 Important: For the first 36 hours after the initial installation, make sure to periodically inspect for leaks while the system is running and while it is turned off. If a leak occurs, shut off the water supply, open up the filter faucet to release pressure from the system & contact Aquasana Technical Support 866.662.6885.
  • Page 16 4.44-32.2° C 50.4 liters Manufactured by: Aquasana, Inc. 6310 Midway Road · Haltom City, Texas 76117 · 866.662.6885 Testing Performed under NSF/ANSI Standards 42 and 53 and in accordance with the California Department of Health Services Drinking Water Treatment Device Program.
  • Page 17: Arsenic Facts

    This system has been tested for the treatment of water containing pentavalent arsenic (also known as As(V), As(+5), or arsenate) at concentrations of 0.30 mg/L or less. This system reduces pentavalent arsenic, but may not remove other forms of arsenic. This system is to be used on water supplies containing a detectable free chlorine residual at the system inlet or on water supplies that have been demonstrated to contain only pentavalent arsenic.
  • Page 18: Warranty Registration

    Finally, this warranty is voided if the product is used with parts that are not genuine Aquasana parts. This includes, but is not limited to: replacement filters, faucets, and diverter valves. This warranty does not cover the RHINO Whole House Filtration System.
  • Page 19: Extended Warranty

    Replace your filters on time, without worry — auto-delivered to you, for less. It’s important to change your filters using genuine Aquasana replacements for continued water filtration and optimum system performance. This is why we offer our no contract, auto-ship filter replacement program called Water for Life ®...
  • Page 20 LOVE IT? NEED HELP? Please let us know with Give us a call at a review on Aquasana or 866-662-6885 and your retailer’s website. tell us what's going on. Aquasana, Inc. 6310 Midway Road Haltom City, Texas 76117 866.662.6885 USA 877.332.7873 Canada...

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