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EcoWater ERO-375 User Manual

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

Other manuals for EcoWater ERO-375

Questions and Answers:

EcoWater ERO-375 Specifications

General IconGeneral
TypeReverse Osmosis
Filtration Stages3
Filter Life6-12 months
Operating Pressure40-100 psi
Operating Temperature40-100 °F
Membrane Capacity75 gallons per day
Daily Production75 gallons

Summary

Safety Guidelines

Follow Applicable State and Local Plumbing Codes

Ensure installation adheres to all relevant state and local plumbing and sanitation codes.

Understand Operating Pressure and Temperature Limits

Adhere to specified pressure (40-100 psi) and temperature (40-100°F) limits for system operation.

Water Quality and Treatment Limitations

System has limits for nitrate/nitrite, requires safe water, and is for specific arsenic reduction.

General Installation and Usage Precautions

Avoid extreme temperatures, outdoor installation, and use with microbiologically unsafe water.

Specifications

Feed Water Pressure and Temperature Limits

Specifies minimum and maximum limits for feed water pressure (40-100 psi) and temperature (40-100°F).

Maximum Dissolved Solids and Hardness

Details maximum acceptable levels for TDS (2000 ppm) and water hardness (10 gpg).

Efficiency and Recovery Ratings

Provides system efficiency (10.0%) and recovery (21.1%) ratings under typical conditions.

Pretreatment for Scaling Prevention

Chart and instructions on determining the need for water pretreatment based on hardness and pH.

System Overview and Components

How the Reverse Osmosis System Works

Explains the RO process, membrane function, and water treatment.

System Components List

Lists the main parts of the RO system, including RO assembly, tubing, tank, and faucet.

Installer Provided Items and Cautions

Details items the installer must provide and important cautions before installation.

Installation: Feed Water and Drain Connections

Feed Water Supply Connection

Instructions for connecting the cold water supply pipe to the RO system.

Reject Water Drain Fitting

Guidance on installing a drain fitting for reject water, including options like p-trap or floor drain.

Faucet Installation

Faucet Mounting Locations

Describes possible locations for faucet installation (spray hole, sink top, countertop).

Faucet Assembly and Tubing Connections

Details steps for assembling the faucet and connecting the necessary tubing.

RO Assembly and Storage Tank Installation

Mounting the RO Assembly

Instructions for wall-mounting the RO assembly using hanger washers and screws.

Installing the Storage Tank

Steps for positioning and connecting the storage tank with its shutoff valve.

Connecting Monitored Faucet Wire (HERO-375E)

Specific step for connecting the monitored faucet wire to the RO unit for HERO-375E models.

Tubing Connections

Cutting and Preparing Tubing

Provides instructions on how to cut tubing ends squarely and inspect them for nicks.

Connecting and Disconnecting Tubing

Explains the push-in fitting mechanism for connecting and disconnecting tubing.

Final Connections and Filter Installation

Connecting Water Supply, Tank, and Drain Tubing

Details how to connect the water supply, storage tank, and drain tubing according to the diagram.

Installing Filter Cartridges

Step-by-step guide on removing plastic wrap and installing the prefilter, RO membrane, and postfilter cartridges.

System Sanitization, Testing, and Purging

Sanitizing the RO System

Procedure for sanitizing the system using bleach after installation.

Pressure Testing for Leaks

Steps to pressure test the system and check for any leaks after sanitization.

Purging the System

Instructions for purging the system by running water through it for 24 hours.

Hydrolink® RO Module Installation and Battery Management

Wiring Connections for Hydrolink® Module

Details how to connect the Hydrolink® RO Module cable to the RO manifold and faucet.

Installing and Replacing Batteries

Instructions for installing or replacing AAA batteries in the Hydrolink® RO Module.

Hydrolink® Module to Remote Connection and Placement

Connecting Hydrolink® Module to Remote

Guides on pairing the Hydrolink® RO Module with the remote control unit.

Positioning the Hydrolink® Module Under Cover

Instructions for placing the Hydrolink® RO Module within the RO manifold cover.

Hydrolink® System Operation and Status

How the Hydrolink® RO Module Works

Explains the wireless communication system for monitoring water treatment devices.

Understanding the Remote Status Screen

Details the data items displayed on the remote for the RO system (TDS removal, filter life).

Interpreting Active Alerts

Explains common alert messages like 'Replace filters' or 'Replace membrane'.

Hydrolink® Module Indicators and Signal Strength

Status LED Indications

Describes the meaning of different LED flashes on the Hydrolink® RO Module.

Checking RF Signal Strength

Guides on how to check and improve the wireless signal strength for the RO module.

Customizing the Remote Display

Selecting Displayed Data Items

Instructions on turning specific data items (like TDS removal) on or off on the remote.

Reordering Data Items on the Remote

How to change the sequence in which data items appear on the remote display.

Remote Device Management

Renaming the RO Device on the Remote

Steps to change the default name 'HERO-375' for the RO device on the remote.

Deleting a Device from the Remote

Procedures for removing a device from the remote's list, e.g., after replacement.

How the RO System Works

Prefilter and RO Cartridge Function

Explains the role of the prefilter and the RO membrane cartridge in water purification.

Storage Tank and Postfilter Function

Describes the function of the storage tank and the postfilter in delivering clean water.

Faucet, Electronics, Shutoff Assembly, and Check Valve

Details the operation of the faucet, monitoring electronics, automatic shutoff, and check valve.

Reverse Osmosis System Maintenance

Replacing Prefilter and Postfilter Cartridges

Instructions on when and how to replace the prefilter and postfilter cartridges.

Replacing the RO Membrane Cartridge

Guidance on when to replace the RO membrane and factors affecting its life.

System Care and Component Service

Replacing RO Cartridge and Filters

Continued instructions for replacing the RO cartridge, prefilter, and postfilter.

Flow Control and Automatic Shutoff Service

Explains the function of the flow control and how to service the automatic shutoff/paddlewheel assembly.

Filter Change Alert LED Functions

Understanding Filter Change Alerts

Explains how the LED alerts indicate filter replacement needs and how to reset them.

Setting Filter Change Intervals

Instructions on how to change the filter alert interval between 6 and 12 months.

Troubleshooting Common Issues

Addressing Slow Product Water Flow

Solutions for slow water production, including replacing cartridges and checking flow control.

Resolving Taste, Odor, and TDS Issues

Steps to fix taste/odor problems and high TDS, often related to chlorine or expended cartridges.

Troubleshooting Leaks and LED Indicators

Guidance on fixing leaks, drain issues, and non-functional faucet LEDs.

Reverse Osmosis Schematic and Water Flow

System Schematic Diagram

Visual representation of the RO system's components and water pathways.

Water Flow Description

Step-by-step explanation of how water moves through the RO system.

Installation of Optional Fittings

Saddle Valve Installation (Not Included)

Instructions and safety warnings for installing a saddle valve for water supply connection.

Drain Adapter Installation (Part No. 7192230)

Steps for installing an optional drain adapter for waste water connection.

System Placement and Drain Options

Choosing a Remote Location

Suggestions for suitable locations for the RO system's remote components.

Optional Reject Water Drain Points

Illustrates various drain points for reject water, emphasizing air gap requirements.

Repair Parts List

RO System Components and Parts

Detailed list of part numbers and descriptions for RO system components and filters.

Faucet Options and Accessories

Lists available faucet options and optional accessories like tubing and fittings.

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