Table Of Contents; Introduction; Preparing For The Installation - A.O. Smith Saudi Arabia Instruction Manual

Residential electric water heaters

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Table Of Contents

Table of Contents

SAFE INSTALLATION, USE, AND SERVICE .................................. 2

GENERAL SAFETY INFORMATION ................................................ 3

Precautions .................................................................................... 3

Hydrogen Gas (Flammable) .......................................................... 3

INTRODUCTION ................................................................................ 4

Preparing for the Installation ........................................................ 4

MODEL AND RATING ........................................................................ 5

FEATURES AND COMPONENTS .................................................... 6

Electronic Control Models ............................................................ 6

LOCATING THE NEW WATER HEATER ......................................... 7

Facts to Consider About the Location ......................................... 7

Clearances ...................................................................................... 7

USER INFORMATION ......................................................................... 7

Thermostat Settings-Surface Mount Controls ............................ 7

USER CARE ........................................................................................ 7

Draining the Water Heater .......................................................... 7-8

Filling the Water Heater ................................................................. 8

INSTALLATION ................................................................................... 9

Required Ability ................................................................................ 9

General ............................................................................................ 9

Contaminated Water ........................................................................ 9

Circulating Pump .............................................................................. 9

Insulation Blankets ........................................................................... 9

Temperature-Pressure Relief Valve ............................................ 9-10

Note:

USER/OWNER (BOLD TEXT)

QUALIFIED INSTALLER/SERVICE AGENCY ONLY (STANDARD TEXT).

Thank You for purchasing this water heater. Properly installed

and maintained, it should give you years of trouble free service.

Installation and service of this water heater requires ability

equivalent to that of a licensed tradesman or qualiﬁ ed agency (page

2) in the ﬁ eld involved. Plumbing and electrical work are required.

Abbreviations Found In This Instruction Manual:

• ANSI - American National Standards Institute

• ASME - American Society of Mechanical Engineers

• NEC - National Electrical Code

• NFPA - National Fire Protection Association

• UL - Underwriters Laboratory

PREPARING FOR THE INSTALLATION

Read the "General Safety Information" section of this

manual ﬁ rst and then the entire manual carefully. If you don't

follow the safety rules, the water heater may not operate

safely. It could cause DEATH, SERIOUS BODILY INJURY

AND/OR PROPERTY DAMAGE.

This manual contains instructions for the installation,

operation, and maintenance of the electric water heater. It also

contains warnings throughout the manual that you must read

and be aware of. All warnings and all instructions are essential

to the proper operation of the water heater and your safety.

READ THE ENTIRE MANUAL BEFORE ATTEMPTING TO

INSTALL OR OPERATE THE WATER HEATER.

The model and rating plates on page 5 interprets certain

markings into useful information. Both of these references

should be used to identify the heater, its components and

optional equipment.

INTRODUCTION

Closed Water Systems ................................................................... 10

Thermal Expansion ........................................................................ 10

ELECTRICAL .....................................................................................11

General ...........................................................................................11

Branch Circuit .................................................................................11

Calculating Amperage/Overcurrent Protection ................................11

WIRING DIAGRAMS ........................................................................ 12

OPERATION ..................................................................................... 13

General .......................................................................................... 13

Filling the Water Heater ................................................................. 13

Initial Start Up ................................................................................ 13

Draining the Water Heater ............................................................. 13

TEMPERATURE REGULATION ...................................................... 14

Temperature Adjustment ................................................................ 14

MAINTENANCE ................................................................................ 15

General .......................................................................................... 15

Anode Rod Inspection .................................................................... 15

TROUBLESHOOTING CHECKLIST ............................................... 16

Checklist ........................................................................................ 16

Leakage Checkpoints .................................................................... 17

WARRANTY ................................................................................. 18-19

Repair Parts List ....................................................................... 20-21

NOTES .......................................................................................... 22-24

2. The installation must conform with these instructions and

the Local/National code authority having jurisdiction and

the requirements of the power company. In the absence

of Local/National codes, the installation must comply with

the latest editions of the National Electrical Code, NFPA

70 or the Canadian Electrical Code CSA C22.1. The

National Electrical Code may be ordered from: National

Fire Protection Association, 1 Batterymarch Park, Quincy,

MA 02269. The Canadian Electrical Code is available from

the Canadian Standards Association, 8501 East Pleasant

Valley Road, Cleveland, OH 44131. Qualified Installer must

install an all pole, full disconnect switch, per the Local/

National code.

3. If after reading this manual you have any questions or do

not understand any portion of the instructions, call the toll

free number listed on the back cover of this manual for

technical assistance.

A sample rating plate is shown on page 5 of this

manual. In order to expedite your request, please have

full model and serial number available for the technician.

4. Carefully plan your intended placement of the water heater.

Examine the location to ensure the water heater complies

with the "Locating the New Water Heater" section in this

manual.

Installation and service of this water heater requires ability

equivalent to that of a licensed tradesman or qualified

agency (page 2) in the field involved. Plumbing and

electrical work are required.

Table of Contents

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Table Of Contents; Introduction; Preparing For The Installation - A.O. Smith Saudi Arabia Instruction Manual

PREPARING FOR THE INSTALLATION