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Hayward D.E. Filter
Basic safety precautions should always be followed, including the following: Failure to follow instructions
can cause severe injury and/or death.
This is the safety-alert symbol. When you see this symbol on your equipment or in this manual, look for
one of the following signal words and be alert to the potential for personal injury.
WARNING warns about hazards that could cause serious personal injury, death or major property
damage and if ignored presents a potential hazard.
CAUTION warns about hazards that will or can cause minor or moderate personal injury and/or property
damage and if ignored presents a potential hazard. It can also make consumers aware of actions that are
unpredictable and unsafe.
The NOTICE label indicates special instructions that are important but not related to hazards.
Owner's Manual
IMPORTANT SAFETY INSTRUCTIONS
Hayward Pool Products
620 Division Street, Elizabeth, NJ 07207
Phone: (908) 355-7995
www.hayward.com
USE ONLY HAYWARD GENUINE REPLACEMENT PARTS
Contents
Product Warnings......................2
Introduction...............................4
Installation.................................4
Starting Pump and Filter............5
Filter Control Valve.....................6
Winterizing..................................9
Replacement Parts....................10
Warranty.....................................11
Registration................................12
ISDE2423 Rev D
1
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Summarization of Contents
Important Safety Instructions
Safety Alert Symbol and Signal Words
Explains the safety-alert symbol and its associated signal words.
Suction Entrapment Hazards
Entrapment Risk Explanations
Details risks like hair, limb, body, and mechanical entrapment.
Reducing Entrapment Risks
Provides guidelines to minimize suction entrapment hazards and installation requirements.
Electrical and Hyperthermia Safety
Electric Shock and GFCI Warnings
Details risks of electric shock, grounding, bonding, and GFCI requirements.
Hot Tub Hyperthermia Safety Rules
Outlines safety rules for hot tub use to prevent hyperthermia.
General Information and Installation
Filter Operation Overview
Explains how the D.E. filter works, including backwashing and recoating.
Installation Guidelines
Provides instructions for correctly installing the filter system.
Model Specifications
Performance Data and Head Loss
Lists filter models, filtration rates, flow rates, D.E. amounts, and head loss graph.
Starting the Pump and Filter System
Pre-Start Checks and Pump Start-up
Details procedures before starting the pump and the initial start-up process.
D.E. Pre-Coating and Filtering
Explains how to pre-coat the filter with D.E. and the filtering operation cycle.
Filter Control Valve Functions
Valve Operations and Disassembly
Explains the functions of the different filter control valves.
Manual Filter Cleaning
Element Cluster Cleaning and Re-assembly
Guides on cleaning the element cluster and reassembling the filter.
Filter Body Re-assembly and Vacuuming
Body Clamp Re-assembly
Details the process for re-assembling the filter body and clamp securely.
Vacuuming Operation
Explains how to perform vacuuming directly through the filter.
Maintenance and Service
Air Relief Valve Service and Winterizing
Instructions for servicing the air relief valve and winterizing the filter.
Service Advice and Pool Chemistry
Advises on service, repairs, and lists suggested pool chemistry levels.
Parts Listing
Filter Component Identification
Lists and illustrates all available replacement parts for the filter system.
Parts Listing (Continued)
Model-Specific Parts
Details parts specific to different filter models and variations.
Limited Warranty Information
Warranty Terms and Periods
Outlines the warranty terms, conditions, and duration for Hayward products.
Product Registration
Warranty Registration Process
Instructions for registering the product warranty, both by mail and online.
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