Hayward ProGrid DE3620 User Manual

ISDE2423 Rev D
USE ONLY HAYWARD GENUINE REPLACEMENT PARTS 1
ProGrid™ Vertical Grid D.E. Filter
Owner’s Manual
IMPORTANT SAFETY INSTRUCTIONS
Basic safety precautions s
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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.
Hayward Pool Products
620 Division Street, Elizabeth, NJ 07207
Phone: (908) 355-7995
www.hayward.com
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

Hayward ProGrid DE3620 Specifications

General

Flow Rate	60 GPM
Filter Area	36 sq. ft.
Number of Elements/Grids	8
Media	Diatomaceous Earth
Max Working Pressure	50 PSI
Type	Diatomaceous Earth (DE) Filter
Connection Size	2
Valve Material	Thermoplastic
Inlet/Outlet Size	2
Waste Line Size	1.5"

Summary

Important Safety Instructions

Safety Symbol Identification

Key safety symbols and their meanings are explained to ensure user safety.

Starting the Pump and Filter System

Pre-Operation Checks and Startup

DE Pre-Coating Procedure

Guides on adding Diatomaceous Earth (DE) for initial filtration readiness.

Filter Operation: Filtering Process

Filter Control Valve Functions

Manual Cleaning and Disassembly

Filter Disassembly Instructions

Element Cluster Cleaning and Re-assembly

Initial Cleaning and Removal

Filter Re-Assembly Steps

Guidance on cleaning seals and correctly re-installing the element cluster.

Body and Clamp Re-Assembly

Manual Air Relief Valve Service

Removal and Re-installation

Winterizing the Filter

Service and Troubleshooting

Service and Repairs

Problem Solving Guide

Lists common issues like low water flow, short cycles, and cloudy water with remedies.