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Commercial Reverse
Osmosis System
Installation Manual
Customer Support 1-800-992-8876

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Summary of Contents for Express Water Commercial Reverse Osmosis System

  • Page 1 Commercial Reverse Osmosis System Installation Manual Customer Support 1-800-992-8876...
  • Page 2 Overall System Connections Hello! You’ve taken the first step to having healthier and better from now on thanks to Express Water’s Commercial Reverse Osmosis Water Filtration System. Your new filtration system protects you and any appliances from contaminants with hundreds of gallons of perfectly pure water every day.
  • Page 3 Always use proper replacement filter cartridges with the correct size and length replacements. Replace the Teflon Tape on all threaded connections and fittings. Copyright © 2020 by Express Water Inc. All rights reserved. No part of this publication may be reproduced, distributed, or transmitted in any form or...
  • Page 5: Table Of Contents

    Table of Contents Introduction Page 1 Installation Notes Page 2 Components List Page 2 System Components Page 3 System Guide Page 4 Tubing Quick Connect Guide Page 5 Installation Feed Water Adapter Valve Page 6 Drain Saddle Page 8 Filter Housing Assembly Page 9 Water Storage Tank Page 10...
  • Page 7: Introduction

    Simply read through the manual and complete the steps in order and you’ll have your system up and running in no time. If you find any issues or have questions please contact Express Water from 10am to 5pm (Pacific Time) at: 1-800-992-8876 Monday - Friday Visit ExpressWater.com for filter replacements...
  • Page 8: Installation Notes

    Teflon Tape Components List Your new Commercial Reverse Osmosis Water System should include the following items. If any item is missing please contact Express Water. Please take a few moments to check all the following components: Accessories and Connections 19ft of 3/8” Tubing...
  • Page 9: System Components

    System Components 1. Feed Water Adapter Valve 8. Low Pressure Switch 14. Male Membrane Elbow 2. Solenoid 9. Flow Splitter (3/8”) 15. Check Valve (3/8”) 3. Stage 1 Sediment Filter 10. Adapter (3/8” to 1/4” QC) 16. High Pressure Switch 4.
  • Page 10: System Guide

    System Guide Drain Line This is where the impure water rejected by the Reverse Osmosis Membrane (the 4th stage of filtration) is flushed Working Pressure Gauge out. This should go to a This will show the pressure drainage pipe or other at which your Booster outlet.
  • Page 11: Tubing Quick Connect Guide

    Tubing Quick Connect Guide The tubing in your RO System uses a Quick Connect locking mechanism to lock the tubing in place. Be careful not to damage your tubing as you unpack it. Plug Collet Fitting NOTE! Make sure to remove any plugs before attempting to insert tubing. Release Tubing/Plugs Push and hold the Collet in to release the lock while pulling out on the Tube/Plug.
  • Page 12: Feed Water Adapter Valve

    Feed Water Adapter Valve CAUTION! The water supply to the unit MUST be from the COLD WATER LINE. Using HOT WATER will severely damage your RO System. 1. First you will assemble the feed water adapter. Wrap the threading of the smaller portion of the adapter (with the red handle) with 10-14 wraps of teflon tape.
  • Page 13 3. The Feed Water Adapter Valve can be used 1/2” feed line plumbing. If your feed line is another size you will need an adapter for setup. 1/2” Connection Next, use an adjustable wrench to secure the Adapter Valve either directly to the Cold Water Valve Option A or further up in the line before the faucet Option B (if applicable).
  • Page 14: Drain Saddle

    Drain Saddle The Drain Saddle is used to connect the Drain Line to a drain pipe under the sink, or other drain plumbing. The Drain Saddle is designed to fit around a standard 1.5 inch OD (outer diameter) drain pipe. NOTE! Adjustable drain saddles are available upon request if the saddle does not fit your pipe.
  • Page 15: Filter Housing Assembly

    Filter Housing Assembly Housing O-Ring Filter Housing Filter NOTE! - The Sediment Filter will be on the far right - The 2 Carbon Block Filters will be on the opposite side. Tighten Filter Housings The housings may need little or no tightening. You can expect to make a quarter turn at most. The majority of systems will need no tightening.
  • Page 16: Water Storage Tank

    Water Storage Tank If you are using a water storage tank with this system you will connect it here. If not you can skip this page. 1. Identify the stem tee on the inflow side of the PAC filter and remove the plug from the quick connect arm of the tee.
  • Page 17: System Connections

    System Connections You may have already completed some or all of these connections in previous steps. Make sure to remove any plugs before installing Tubing. Use the provided Locking Clips to secure any Tubing connections. Lock Nut A to B Connect the 3/8” tubing to the Feed Water Adapter Valve (point A), remove plug then connect to the open inlet of the branch tee on the sediment filter (point B).
  • Page 18: System Startup

    System Startup NOTE! Do not drink water from your new system until you have completed System Startup. The flushing process is needed for your filters to begin working. NOTE! Do not send water through any appliance until flushing is complete, carbon fines flushed during startup will clog appliances.
  • Page 19: Filter Change Instruction

    Filter Change Instructions This Commercial RO System contains Filters that must be replaced at regular intervals to maintain proper performance. Use only authentic Express Water filters. How to Change the SED and 2 ACB’s (Prefilters) (Recommended about every 6 months, depending on water use) 1.
  • Page 20: How To Sanitize Your Ro Drinking Water System

    Restarting The System 1. Fully open the Feed Water Adapter Valve, Cold Water Supply, and the Tank Valve [if you are using a tank]. [If not using a tank simply let pure water flow for 15 minutes] [SKIP 2-5 IF NOT USING A TANK] 2.
  • Page 21: Faq

    Can I reuse discharge water? Never consume discharge water. With proper installation it is possible to utilize your discharge water. Contact Express Water to speak with a qualified representative who can give you more information based on your situation. Why are there bubbles in the water? Bubbles in your water is a common issue, but it only affects the appearance of your water and poses no risk.
  • Page 22 Why do I need to flush the system? New filters (or filters that have experienced extended disuse) can develop carbon residue. One hour of direct Pure Water Outflow or two Water Storage Tank empties are recommended to release any extra carbon before the water is safe to drink.
  • Page 23: Warranty

    1 Year Limited Warranty We Cover This warranty covers any defects in the parts or manufacturing of your Express Water Reverse Osmosis Water Filtration System. We will give you new replacement parts in exchange for any defective parts. What to Do Give us a call at 1-800-992-8876 or send an email to support@expresswater.com and describe the problem...
  • Page 24 Notes Date...
  • Page 25 Notes Date...
  • Page 28 www.expresswater.com 1-800-992-8876...

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