A.O. Smith DSE-5 THRU DSE-120 Water Heater user manual

RECOVERY CAPACITY

RECOVERY RATE IN GALLONS PER HOUR *

Temperature Rise F

* Figured at 1KW (3413 Btu) = 4.1 Gallons at 100F temperature rise.

To determine recovery rate per minute, divide recovery rate per hour by 60.

NSF ratings may be obtained by multiplying above figures by 0.98.

**Available on 50 gallon models or larger.

NEAR THE ELECTRICAL SYSTEM OF THE HEATER. NEVER

TOUCH ELECTRICAL COMPONENTS WITH WET HANDS OR

WHEN STANDING IN WATER. WHEN REPLACING FUSES

ALWAYS USE THE CORRECT SIZE FOR THE CIRCUIT. SEE

Detailed installation diagrams are in this manual. These diagrams will serve to provide the installer with a reference for the materials and method of piping suggested. IT IS

NECESSARY THAT ALL WATER PIPING AND THE ELECTRICAL

WIRING BE INSTALLED AND CONNECTED AS SHOWN IN THE

DO NOT TEST ELECTRICAL SYSTEM BEFORE HEATER IS

FILLED WITH WATER, FOLLOW START UP PROCEDURE ON

Particular attention should be given to the installation of thermometers at the locations indicated in the diagrams as these are necessary for checking the operation of the heater.

In addition to these instructions, the equipment shall be installed in accordance with those installation regulations in force in the local area where installation is to be made. Authorities having jurisdiction shall be consulted before installations are made.

BE SURE TO TURN OFF POWER WHEN WORKING ON OR

The principal components of the heater are identified on page

4. The model and rating plate on page 3 interprets certain

markings into useful information. Both of these references should be used to identify the heater, its components and optional equipment.

ROUGH-IN-DIMENSIONS ...

RECOVERY CAPACITY ...

FOREWORD ...

APPROVALS ...

MODEL & RATING PLATE ...

GETTING TO KNOW YOUR WATER HEATER ...

GENERAL SAFETY INFORMATION

Insulation Blankets ...

External Damage ...

INSTALLATION

Required Ability ...

General ...

Location ...

Connections ...

Relief Devices ...

Temperature Limiting Control ...

Hydrogen Gas ...

PIPING DIAGRAMS ...

ELECTRICAL

General ...

Branch Circuit ...

Amperage Table/Overcurrent Protection ...

Heater Circuits ...