A.O. Smith WATER HEATERS - Manual

This user manual covers residential electric water heaters, focusing on safety, installation, operation, maintenance, and troubleshooting. The document emphasizes critical topics like proper electrical and plumbing setup–including compliance with local codes–and highlights hazards such as scalding, explosions, and electrical risks. It also includes detailed guidance on adjusting thermostats, inspecting components (like the temperature-pressure relief valve), and recognizing signs of wear or failure to prevent leaks or corrosion. Safety warnings about water temperature limits, proper drainage, and qualified installer requirements are central themes.

Page 1 – Product Identification and Certification
Page 2 – Safety Symbols and Personnel Qualifications
Page 3 – General Safety Warnings and Manual Structure
Page 4 – Manual Purpose and Installation Prerequisites
Page 5 – Installation Configurations and Connections
Page 6 – Electrical Wiring Diagrams and Servicing Precautions
Page 7 – Mixing Valve Installation and Safety
Page 8 – Water Heater Installation Location and Hazards
Page 9 – Temperature-Pressure Relief Valve Operation
Page 10 – Discharge Pipe and Filling Procedures
Page 11 – Thermostat Adjustment and Burn Risk
Page 12 – Thermal Expansion and Corrosion Prevention
Page 13 – Temperature-Pressure Relief Valve Maintenance
Page 14 – Leakage Checkpoints and Connection Inspection
Page 15 – Repair Parts List and Ordering Information
Page 16 – Troubleshooting Common Water Heater Issues
Page 17 – Residential Electric Warranty Terms
Page 18 – Warranty Claims and Documentation
Page 19 – User Annotation Notes

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Instruction Manual

PRINTED IN THE U.S.A 1203

PART NO. 184639-000

KEEP THIS MANUAL IN THE POCKET ON HEATER FOR FUTURE REFERENCE

WHEN EVER MAINTENANCE ADJUSTMENT OR SERVICE IS REQUIRED.

ALL TECHNICAL AND WARRANTY QUESTIONS:

SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WATER HEATER WAS

PURCHASED. IF YOU ARE UNSUCCESSFUL, PLEASE WRITE TO THE COMPANY LISTED ON THE RATING PLATE ON THE WATER HEATER.

RESIDENTIAL ELECTRIC

WATER HEATERS

FOR POTABLE WATER

HEATING ONLY

NOT SUITABLE FOR

SPACE HEATING

G A M A c e r t i f i c a t i o n a p p l i e s t o a l l
residential electric water heaters
with capacities of 20 to 120 gallons.
Input rating of 12 Kw or less.

LISTED

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About this manual

Brand: A.O. Smith
Model: WATER HEATERS
Document type: Manual
Language(s): English
Pages: 20
File size: 338.3 KB
Format: PDF

Summary

Page 1 - Product Identification and Certification

Cover page detailing that the product is for potable water heating only, requirements to read the manual before installation, and display of GAMA efficiency certification and UL Listed mark.

Page 2 - Safety Symbols and Personnel Qualifications

Definitions for safety symbols such as DANGER, WARNING, and CAUTION, along with definitions for Qualified Installers and Service Agencies required for safe installation and maintenance.

Page 3 - General Safety Warnings and Manual Structure

Critical safety warnings regarding explosion, severe burns, and electrical hazards, along with a table of contents covering installation, maintenance, troubleshooting, and warranty sections.