EcoWater ERO-375 Installation, Operation And Maintenance Manual
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EcoWater ERO-375 Installation, Operation And Maintenance Manual

Undersink reverse osmosis drinking water system
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See also: Owner's Manual , User Manual
u Safety Guides
u Installation
u Operation
Designed, Engineered &
Assembled in the U.S.A.
EcoWater Systems LLC
P.O. Box 64420
St. Paul, MN 55164
TEL (651) 739-5330
u Maintenance
u Repair Parts
Systems tested and certified by
NSF International against
NSF/ANSI Standards 42 & 58. See
performance data sheet for details.
Undersink
REVERSE OSMOSIS
DRINKING WATER SYSTEM
ERO-375
ERO-375E
HERO-375
7311143 (Rev. R 9/26/16)

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Summary of Contents for EcoWater ERO-375

  • Page 1 Installation u Operation u Maintenance u Repair Parts Designed, Engineered & Assembled in the U.S.A. EcoWater Systems LLC Systems tested and certified by P.O. Box 64420 NSF International against St. Paul, MN 55164 NSF/ANSI Standards 42 & 58. See TEL (651) 739-5330 performance data sheet for details.

  • Page 2: Table Of Contents

    1, 3, 5 and 10 YEAR EcoWater Systems LLC, guarantees to the original owner that:for a period of ten (10) years from from the date of pur- chase, the RO holding tank will be free from defects in material and workmanship. All other parts of the drinking water system will be guaranteed for a period of five (5) years from defects in material and workmanship.

  • Page 3: Safety Guides

    Changes or modifications not expressly approved by EcoWater DO NOT install the Drinking Water System outside, or in Systems could void the user’s authority to operate the equip- extreme hot or cold temperatures.

  • Page 4: Specifications

    SPECIFICATIONS Feed water pressure limits - pounds per square inch (psi) ........40 - 100 Feed water temperature limits - minimum / maximum degrees F .

  • Page 5: What The Drinking Water System Will Do

    (drilling required), or a special drain adapter are avail- areas where codes permit. able from EcoWater to use where codes permit. Refer to Pages 24 and 27. These options install on the sink drain THINGS TO CHECK BEFORE YOU START TO pipe tailpiece, above the p-trap.

  • Page 6: Installing

    1/4" OD tubing, see Figure 6, Page 10. A typical installa- tion, using standard plumbing fittings is shown in Figure 1. A saddle valve (not available from EcoWater) may be used where codes permit. Installation instructions are on Page 24.

  • Page 7: Installing Faucet

    Slide the large steel washer in place, between the bushing (or spacer) and the 2. For Model ERO-375, slide the chrome washer onto bottom of the sink or countertop. Then, tighten the hex the faucet stud, Figure 3.

  • Page 8: Installing Ro Assembly & Storage Tank

    INSTALL RO ASSEMBLY AND STORAGE TANK 1. Hold the RO assembly up to the wall surface where FIGURE 5 NOTE: Be sure to allow a minimum you will install it. Mark locations for the hanger washers space of 4" above the system for removing the top cover to change and screws.

  • Page 9: Tubing Connections

    TUBING CONNECTIONS HOW TO CUT AND CONNECT THE TUBES Tube Correctly Cut Your Reverse Osmosis Water System includes push-in push-in fitting tube fittings for quick tubing connection. Review the follow- ing instructions before connecting the tubes in the next step. Cut tubes to length 1.

  • Page 10: Connect Water Supply, Storage Tank & Drain Tubing

    CONNECT WATER SUPPLY, STORAGE TANK AND DRAIN TUBING 2. Install Flow Control Insert: Before connecting the 1. Connect faucet drain tubing (if using p-trap drain): Route the 3/8" black tubing from the 3/8" faucet 1/4” red tubing to the RO system manifold’s drain port, barb, to the drain fitting installed on page 6.

  • Page 11: Sanitizing / Pressure Testing / Purging

    SANITIZING THE RO SYSTEM SANITIZE THE SYSTEM mon household bleach (5.25%). Sanitizing is recommended immediately after installation 4. Add 3 mL. of bleach into open end of yellow tank of the Reverse Osmosis system. It’s also recommended tubing. Handle bleach according to bleach manufacturers after servicing inner parts.

  • Page 12: Installing Hydrolink ® Ro Module

    INSTALL THE HYDROLINK RO MODULE (Model HERO-375 Only) ® WIRING CONNECTIONS Wire from faucet. FIGURE 7 Plug into 1. Locate the cable packed with the Hydrolink ® receptacle Hydrolink ® Module. One end should be plugged into the telephone- RO Module Plugged into style receptacle identified by the RO icon: receptacle...

  • Page 13: Ro Module To Remote

    CONNECT THE HYDROLINK RO MODULE TO THE REMOTE (Model HERO-375 Only) ® NOTE: If you do not have a Hydrolink -equipped water ® FIGURE 10 CONNECT button conditioner (with remote), skip this procedure. The RO (push with ball point pen) electronics and the indicator light on the faucet base will function normally, as described on Page 18.

  • Page 14: How The Hydrolink Ro Module Works

    Replace filters (See Page 19 for filter replacement devices may be added to one remote, including no more instructions) than 3 EcoWater Systems 3500 series water softeners. Replace membrane (See Page 19 for membrane An AC powered device with a transmitter must be part of replacement instructions) any network (usually a water softener).

  • Page 15: Ro Module

    STATUS LED ON THE HYDROLINK RO MODULE (Model HERO-375 Only) ® The LED on the Hydrolink ® LED Indication Status RO Module indicates status of Not Flashing Batteries dead or RO electronics not detected the unit’s operations, as shown Short Flash every 15 seconds Normal operation in the table: Busy (normal at startup and when connecting...

  • Page 16: Changing The Remote Display

    CHANGING THE REMOTE DISPLAY (Model HERO-375 Only) CHANGING WHICH DATA ITEMS ARE DIS- NOTE: If you turn off all data items, there will still be a PLAYED IN THE STATUS SCREEN status screen for the HERO-375 on the remote, but it will be blank below the header.
  • Page 17 CHANGING THE REMOTE DISPLAY (Model HERO-375 Only) RENAMING A DEVICE DELETING A DEVICE “HERO-375” is the default name in the RO status screen To delete a device from the remote (possible reasons for on the remote. This name may be customized (up to 20 deleting a device include replacing or upgrading the characters long) as follows: Hydrolink...

  • Page 18: How The Ro System Works

    HOW THE RO SYSTEM WORKS sequence. All timers and counters are reset to zero. In PREFILTER order to reset the time and gallon count feature, push the Water from the cold supply pipe enters the RO assembly the button on the RO electronics enclosure and hold until sediment prefilter first.

  • Page 19: Replacing The Filters & Ro Membrane

    CARE OF YOUR REVERSE OSMOSIS SYSTEM To keep your reverse osmosis system operating and pro- PREFILTER AND POST FILTER CARTRIDGES ducing high quality water, you must make sure supply You must replace the prefilter cartridge often to protect water is always within the limits shown in the specifica- the RO membrane from being destroyed by chlorine, tions.
  • Page 20 CARE OF YOUR REVERSE OSMOSIS SYSTEM continued from Page 19 AUTOMATIC SHUTOFF / PADDLEWHEEL SERVICE flashes or the production rate and/or quality of product water drops. Product water may begin to taste different If either the shutoff assembly or paddlewheel requires or bad, indicating solids and organics are passing through service, be sure to reassemble parts exactly as shown the RO membrane.
  • Page 21 CARE OF YOUR REVERSE OSMOSIS SYSTEM FILTER CHANGE ALERT LED (ERO-375E or HERO-375) The ERO375E and HERO-375 provide the option of alerting you to the need for a filter change at either 6 or 12 month intervals. The timer is factory set to 6 months. The recommended interval is 6 months, but certain water conditions may allow a 12 month setting.

  • Page 22: Troubleshooting

    CARE OF YOUR REVERSE OSMOSIS SYSTEM REVERSE OSMOSIS SYSTEM CARE GUIDE MODEL NOs. ERO-375, ERO-375E & HERO-375 1. AT LEAST every 6 months, replace the prefilter and postfilter cartridges or when yellow LED flashes or remote indicates “Replace filters”. 2. Replace the RO membrane cartridge when the percent rejection of total dissolved solids (TDS) is less than shown in the specifications (see B, below) or when red LED flashes or remote indicates “Replace membrane”.

  • Page 23: System Schematic

    REVERSE OSMOSIS SCHEMATIC FIGURE 22 Water Flow Description 1. Water enters prefilter. Sand, silt and other sediments are reduced. Chlorine is also reduced. 2. Water leaves prefilter and proceeds to the Reverse Osmosis Cartridge. 3. Water enters the Reverse Osmosis membrane. Dissolved solids are reduced. 4.

  • Page 24: Installation Of Optional Fittings

    INSTALLATION OF OPTIONAL FITTINGS (not included) 3. Install the drain adapter onto the sink tailpiece, using SADDLE VALVE, not available from EcoWater a ferrule and nut. Snug the nut, but do not tighten. NOTE: This type of valve pierces a hole in copper tub- ing or plastic pipe.

  • Page 25: Remote Installation

    REMOTE LOCATION FOR REVERSE OSMOSIS SYSTEM Possible remote locations for the RO nearby the kitchen You can run the drain tubing directly to one of several or bathroom sink include; suitable open drain points, as shown below, bypassing the faucet airgap and p-trap drain. This type of drain is (1) a basement area underneath the sink, and the preferred over the p-trap drain adapter.

  • Page 26: Repair Parts

    REPAIR PARTS...
  • Page 27 Tubing, 3/8” x 20’ - white v = Not illustrated. v Not included. = Tubing lengths for remote installations and for direct replacement for colored lengths of tubing. To order parts call your local EcoWater dealer or go to www.ecowater.com to locate a dealer in your area.

This manual is also suitable for:

Hero-375Ero-375e

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