Installation Instructions

ManualsBrandsAriston ManualsElectric Water Heaters2.5 Gallon Electric Water Heater

The following de ned terms are used throughout this manual to bring attention to the presence of hazards of

various risk levels or to important product information.

DANGER indicates an imminently hazardous situation which, if not avoided, will result in serious personal injury

or death.

WARNING indicates a potentially hazardous situation which, if not avoided, could result in personal injury or

death.

CAUTION indicates a potentially hazardous situation which, if not avoided, may result in moderate or minor

personal injury.

CAUTION used without the safety alert symbol indicates a potentially hazardous situation which, if not

avoided, may result in property damage.

NOTICE is used to address practices not related to personal injury.

Foreword

This manual is intended to be used in conjunction with other literature provided with the water heater. This

includes all related control information. It is important that this manual, all other documents included in this

system, and additional publications be reviewed in their entirety before beginning any work.

Installation should be made in accordance with the regulations of the Authority Having Jurisdiction, local code

authorities, and utility companies which pertain to this type of water heating equipment.

Authority Having Jurisdiction (AHJ) – The AHJ may be a federal, state, local government, or individual such as a

 re chief,  re marshal, chief of a  re prevention bureau, labor department or health department, building o cial

or electrical inspector, or others having statutory authority. In some circumstances, the property owner or his/

her agent assumes the role, and at government installations, the commanding o cer or departmental o cial

may be the AHJ.

NOTE: The manufacturer reserves the right to modify product technical speci cations and components without

prior notice.

For the Installer

This water heater must be installed by quali ed and licensed personnel. The installer should be guided by the

instructions furnished with the water heater, and by local codes and utility company requirements.

Installations Must Comply With:

Local, state, provincial, and national codes, laws, regulations, and ordinances.

The latest version of the National Electrical Code, NFPA No. 70.

Table of Contents

Part 1 - General Safety Information 4

A. When Servicing the Water Heating System 5

B. Heater Water 5

C. Freeze Protection 5

D. Water Temperature Adjustment 6

Part 2 - Prepare the Water Heater 6

A. Model Overview 6

B. Locating the Water Heater 6

C. Water Chemistry Requirements 7

D. Technical Speci cations and Dimensions 9

Part 3 - Installation Instructions 9

A. Mounting the Water Heater 9

1. Wall Mounting 9

2. Floor Mounting 9

B. Plumbing 9

C. Thermal Expansion 10

D. Condensation 10

E. Temperature and Pressure Relief Valve 10

F. Scalding 11

G. Filling the Heater 12

Part 4 - Electrical Connection 12

Part 5 - Installation Checklist 13

Part 6 - Operation 13

A. Starting and Testing 13

B. Thermostat Adjustment 13

Part 7 - Maintenance 13

A. Removing the Cover 14

B. Draining the Heater 14

C. Removing the Heating Element 14

D. Inspecting the Anode Rod 14

E. Descaling the Heating Element 15

SPECIAL ATTENTION BOXES