Hayward W3HP21004T User Manual

FOR YOUR SAFETY
WARNING: If the information in these
instructions is not followed exactly, a fire
or explosion may result causing property
damage, injury, or death.
- Donotstoreorusegasolineorotheram-
mablevaporsorliquidsinthevicinityofthis
oranyotherappliance.
WHAT TO DO IF YOU SMELL GAS:
• Donottrytolightanyappliance.
• Donottouchanyelectricalswitch;donotuse
anyphoneinyourbuilding.
• Immediatelycallyourgassupplierfroma
neighbor’sphone.Followthegassupplier’s
instructions.
• Ifyoucannotreachyourgassupplier,callthe
redepartment.
-Installationandservicemustbeperformedby
aqualiedinstaller,serviceagency,orthegas
supplier.
POOL AND SPA/HOT TUB HEATERS
H150FD, H200FD, H250FD, H300FD,
H350FD & H400FD MODELS
OWNER’S MANUAL
FOR YOUR SAFETY
Thisproductmustbeinstalledandservicedbyauthorizedpersonnel,qualiedinpool/spa
heaterinstallation.Improperinstallationand/oroperationcancreatecarbonmonoxidegas
anduegasesthatcancauseseriousinjury,propertydamage,ordeath.
1301640701 REV F 0413
PRINTED 10/24/2011 AT 1:13 PM
U.S. PATENT NOS. 6,026,804, 6,321,833, & 7,971,603

Hayward W3HP21004T Specifications

General

Brand	Hayward
Model	W3HP21004T
Category	Swimming Pool Heater
Language	English

Summary

For Your Safety

General Safety Warnings

If information is not followed exactly, fire or explosion may result causing damage, injury, or death.

Gas Leak Emergency Procedures

Steps to take if you smell gas, including calling the gas supplier or fire department.

Safety Information and Symbols

Safety Alert Symbols Explained

Electrical and Bonding Safety

Emphasizes licensed electricians, shock prevention, and proper bonding.

Electrician Specific Safety Guidelines

Bonding and Grounding Procedures

Instructions for electricians on bonding the heater and pool system components.

Suction Entrapment Hazard Warnings

Details on hair, limb, body, and mechanical entrapment risks with suction outlets.

Additional Heater Safety Warnings

Suction Outlet Component Safety

Covers clearing debris, checking component integrity, and replacement.

System Pressure and Fire Hazards

Warnings on hazardous pressure, separation hazards, and motor heat risks.

Hot Tub and Spa User Safety Rules

Safe Water Temperature Limits

Consumer Operation and Maintenance

Water Chemistry Maintenance Guidelines

Water Flow and Chemistry Effects

Lighting and Operating Instructions

Pre-Lighting Safety Checks

Step-by-Step Heater Ignition

Temperature Adjustment and Control

Heater Modes and Temperature Setting

Heater Error Codes and Troubleshooting

Heater Error Code List

A table listing common error codes and their basic descriptions.

Detailed Error Code Explanations

Specific Error Code Meanings

In-depth explanations for various error codes encountered during operation.