STA-RITE MPRA6YF-174L User Manual

DYNA-GLAS
TM
and DYNA-MAX
TM
CENTRIFUGAL PUMPS
WITH INTEGRAL TRAP
O W N E R’ S M A N U A L
INSTALLATION, OPERATION & PARTS
Series MPRA, MPEA, and MPFA
See Page 2 for Model Numbers
This manual should be furnished to the end user of this pump;
its use will reduce service calls and chance of
injury and will lengthen pump life.
(Unions optional)
FOR POSITION ONLY
© 2010 Pentair Water Pool and Spa, Inc. All rights reserved.
1620 Hawkins Ave., Sanford, NC 27330 • (919) 566-8000
10951 West Los Angeles Ave., Moorpark, CA 93021 • (805) 553-5000
Customer Suppport: (800) 831-7133
Sta-Rite®, Dyna-Glas™ , Dyna-Max™ and Pentair Water Pool and Spa® is a trademark and/or a registered trademark of Pentair
Water Pool and Spa, Inc. and/or its affiliated companies in the United States and/or other countries. Plasto-Joint Stik® is a registered
trademark of La-Co Industries, Inc. Teflon® is a registered trademark of E.I. Du Pont De Nemours and Company Corporation. Unless
noted, names and brands of others that may be used in this document are not used to indicate an affiliation or endorsement between
the proprietors of these names and brands and Pentair Water Pool and Spa, Inc. Those names and brands may be the trademarks or
registered trademarks of those partiesor others.
04-15-10
S4243 (Rev. A)

STA-RITE MPRA6YF-174L Specifications

General

Model	MPRA6YF-174L
Category	Water Pump
Horsepower	1.5 HP
Voltage	230V
Phase	1
Motor Type	TEFC

Summary

Safety Instructions and Warnings

Safety Alert Symbols and Signal Words

Explains safety alert symbols (DANGER, WARNING, CAUTION) and their meanings for injury prevention.

Pump Installation

General Installation Guidelines

Important Safety Precautions

Highlights critical safety measures for pool pump installation and use to prevent injury.

Pool Pump Suction Requirements

Entrapment Protection and Suction Outlet Covers

Details safety requirements for suction outlets and covers to prevent entrapment hazards.

Electrical Specifications and Water Velocity

Electrical Safety and Voltage Requirements

Covers grounding, GFCI protection, and matching supply voltage to motor requirements.

Electrical Connections and Motor Setup

Grounding, Bonding, and Wiring Procedures

Provides instructions for proper grounding, bonding, and wiring of the pump motor.

Motor Voltage and Switch Settings

Pump Operation and Priming

Operating Safety Precautions

Priming the Pump

Pump Service and Maintenance

Pump Disassembly and Shaft Seal Replacement

Troubleshooting and Reassembly

Pump Reassembly and New Seal Installation

Troubleshooting: Failure to Pump

Troubleshooting Electrical and Mechanical Issues