A.O. Smith CENTURY E-PLUS

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Summary

PRODUCT REPLACEMENTS AND SAFETY

Safety First Precautions

Highlights critical safety measures before working on electrical appliances.

MOTOR TROUBLESHOOTING GUIDE

Failure to Start Issues

Addresses common causes for motors failing to start, with or without sound.

Operational Problems

Component Troubleshooting

CENTURION DESIGN FEATURES

NAMEPLATE INFORMATION OVERVIEW

NAMEPLATE DATA EXPLANATION - PART 1

NAMEPLATE DATA EXPLANATION - PART 2

INSTALLATION GUIDELINES

ELECTRICAL CONNECTIONS

MOTOR TROUBLESHOOTING - START ISSUES

Failure to Start (No Sound)

Diagnosing motors that do not start and make no noise.

Failure to Start (Hums, Trips Breaker)

Steps for motors that hum, try to start, or trip fuses/breakers.

MOTOR TROUBLESHOOTING - OPERATIONAL ISSUES

Starts, Shuts Down (Overload)

Identifying causes for motors shutting down due to overload protection.

Motor Hot, Smoking, or Cycling

MOTOR TROUBLESHOOTING - REPLACEMENT & COMPONENTS

Capacitor Troubleshooting Guide

MOTOR TROUBLESHOOTING - TESTING & REPAIR

Volt-Ammeter Usage for Testing

Bearing Replacement Procedure

CENTURION;SE;II WIRING DIAGRAMS

Dual Voltage (230;115 V) Diagrams

Wiring diagrams for Centurion®/SE/II motors, dual voltage configurations.

CENTURION WIRING DIAGRAMS

Dual Voltage (115;230 V) Diagrams

Wiring diagrams for pre-Nov. 1991 Centurion® motors, dual voltage.

Single Voltage (230 V) Diagrams

Wiring diagrams for pre-Nov. 1991 Centurion® motors, single voltage 230V.

1081 SERIES WIRING DIAGRAMS

115;230 V Wishbone (Old Style)

Alternative wiring diagram for 1081 Wishbone old style motors.

115;230 V Single Arm Switch (Old Style)

Alternative wiring diagram for 1081 single arm switch motors.

230 V Single Arm Switch (Old Style)

Wiring diagrams for 1081 series motors, 230V, single arm switch.

E-PLUS SWITCHLESS WIRING

Dual Voltage 115;230 V Switchless

Single Voltage 230 V Switchless

2-SPEED MOTOR WIRING

115 V Wishbone (Old Style)

Wiring diagram for 2-Speed motors, 115V, Wishbone old style.

230 V Wishbone (Old Style)

Alternative wiring diagram for 2-Speed Wishbone motors.

MICRO-SWITCH MOTOR WIRING

115;230 V (Old Style)

Wiring diagram for Micro-Switch motors, 115/230V, old style.

SWITCHLESS MOTOR WIRING

230 V Switchless (Old Style)

Alternative wiring diagram for Switchless motors, 230V, old style.

CENTURION SOLID-STATE WIRING

Two-Speed 115 V Solid-State

Two-Speed 230 V Solid-State

FLEX 48 FRAME WIRING

Two-Speed 115 V Wiring

Two-Speed 115;230 V Wiring

FLEX 48 SINGLE VOLTAGE WIRING

115 V Single Voltage Wiring

FLEX 48 DUAL VOLTAGE WIRING

230;115 V Dual Voltage Wiring

NEPTUNE 2-COMPARTMENT MOTOR WIRING

230 V Type CP Wiring

230;115 V Type CP Wiring

230;115 V Type CS Wiring