Hayward NorthStar User Manual

P/N: IS4000
Rev. A
__________________________________________________________________________________________
OWNER’S MANUAL
INSTALLATION, OPERATION, & PARTS
*50HZ Models are not UL Listed.
NorthStar
TM
Pump Series
The Hayward NorthStar Pump is specifically engineered for the demanding requirements of today’s in-ground swimming pool/spa
that is equipped with large capacity filters, heaters, and pool cleaning equipment. The NorthStar is a self-priming pump that includes
an improved seal and impeller design that will provide many years of efficient, dependable, corrosion-free service. The advanced
design provides superior performance while reducing maintenance requirements. NOTE - To prevent potential injury and to avoid
unnecessary service calls, read this manual carefully and completely.
SAVE THIS INSTRUCTION MANUAL
HAYWARD POOL PRODUCTS
620 DIVISION STREET ELIZABETH, NJ 07207 (908) 351-5400
WWW.HAYWARDPOOL.COM
Required: 2” plumbing minimum
Recommended: 2
½
”
p
lumbin
g
or lar
g
er

Hayward NorthStar Specifications

General

Motor Type	TEFC (Totally Enclosed Fan Cooled)
Port Size	2 inch
Phase	Single Phase
Suction Size	2 inch
Seal Type	Mechanical

Summary

Important Safety Instructions

Electrical Safety Warnings

Covers wiring, grounding, bonding, and using qualified professionals.

Electrical Safety

Risk of Electric Shock

Addresses electrical safety, grounding, bonding, and wiring codes.

Suction Entrapment Hazards

Types of Entrapment

Explains hair, limb, body, and mechanical entrapment risks.

To Reduce the risk of Entrapment Hazards

Outlines requirements for suction outlets and system configuration.

Product Specifications and Sizing

Installation Instructions

Provides guidelines for proper pump placement and mounting.

Pump Location

Advises on selecting an optimal and safe location for the pump.

Pump Mounting

Specifies requirements for installing the pump on a stable, level base.

Plumbing and Electrical Installation

Plumbing Guidelines

Electrical Wiring and Safety

Covers wiring codes, voltage, grounding, bonding, and fire hazards.

Start-Up and Operation

Prior to Start-Up

Starting and Priming the Pump

Safety Warnings for Priming

Maintenance

Shaft Seal Change Instructions

Removing the Motor Assembly

Removing the Impeller

Shaft Seal Change Instructions (cont'd.)

Removing the Ceramic Seat

Seal Installation

Replacing Impeller and Diffuser

Replacing Motor Assembly

Troubleshooting

Motor Will NOT Start

Motor Shuts OFF

Motor Hums, But Does NOT Start

Pump Won't Prime

Troubleshoots empty housing, air leaks, clogged baskets, and suction blockages.

Low Flow

Generally, Check For

Noisy Pump

Hayward Limited Warranty