A.O. Smith EWS 1 Bedienungsanleitung

Size: 210mm (H) x 148mm (W)

Part No.: 323976-000_R3

Approved on: 10-05-2013

User Guide

* Conditions Apply

Water Heater

EWS 1 & 3 Litres

EWS 3 Litres

Fit it &

Forget it

Guaranteed* A. O. Smith

Service within 24 hours.

Call: 1.800.103.2468

EWS 1 Product Design: REGD/237701

EWS 3 Product Design: REGD/237702

EXPERT SERVICE

Why people prefer an A. O. Smith water heater...

Instant water heater with

Glass Coated Heating

Element.

INNOVATIVE

SUPERIOR QUALITY

Get the best quality that

ensures you have a water

heater that works in

Indian water conditions.

Heating technology that

will always give you hot

water… Guaranteed!

RELIABILITY

Congratulations!

And welcome to the A. O. Smith family.

We would like to thank you for the trust you have shown in choosing an A. O. Smith water

heater. You can be sure it will live up to your expectations. Thousands of delighted users all over

the world trust A. O. Smith water heaters for their families. This user guide will introduce you

to your water heater. Follow the instructions carefully and look forward to enjoying long years

of trouble-free service.

A. O. Smith is a company known for its innovative technologies and energy-efficient solutions.

Ours are the only water heaters with the Blue Diamond Glass lining for the inner container of

the storage water heater. This cutting edge technology prevents sediment and scaling, fights

corrosion and extends the life of your water heater.

Our customer-centric approach manifests itself in many other ways too. If you need any

information or assistance with your water heater, just call us from any phone, anywhere in the

country to our Toll Free Customer Care No. 1.800.103.2468.

Factory Address:

A. O. Smith India Water Heating Private Limited

Plot No. 300, Phase-2, KIADB Industrial Area, Harohalli, Kanakapura Taluk,

Ramanagara District - 562 112, Karnataka, India.

About A. O. Smith

A. O. Smith India Water Heating Private Limited was established in 2006. Since then, the

A. O. Smith team has conducted numerous focus group studies and spent endless research

hours determining what India wanted in a water heater. Backed by 75 years of proven

technological advances, A. O. Smith India has created a stylish design with features demanded

by the Indian consumer.

The A. O. Smith plant with manufacturing facilities spread over 76,000 sq.ft. is located on

20 acres, just outside Bengaluru, in the KIADB Industrial Area, Harohalli. The India operations

is the 16 A. O. Smith manufacturing facility worldwide. A. O. Smith's India plant has extensive

engineering and technical resources and has the latest technologies incorporated. A. O. Smith

is the first manufacturer to invest in and produce glass lined water heaters in India.

Today, A. O. Smith Corporation is one of the largest water heater manufacturers in the world

and is a global leader in innovative technology and energy efficient solutions.

What's in the box?

Electric

Water Heater

User Guide Wall Mounting

Accessories

Contents

Specifications..............................................................................................1

Key features ................................................................................................2

Installation ..................................................................................................3

Operation instruction.................................................................................5

Troubleshooting..........................................................................................6

Circuit Diagram...........................................................................................6

Warranty .....................................................................................................7

Jurisdiction..................................................................................................8

Warranty Card.............................................................................................9

Service and Maintenance ...........................................................................10

User Guide

* Conditions Apply

Water Heater

EWS 1 & 3 Litres

EWS 3 Litres

Fit it &

orget it

Guaranteed* A. O. Smith

Service within 24 hours.

Call: 1.800.103.2468

EWS 1 Product Design: REGD/237701

EWS 3 Product Design: REGD/237702

EXPERT SERVICE

Why people prefer an A. O. Smith water heater...

Instant water heater with

Glass Coated Heating

Element.

INNOVATIVE

SUPERIOR QUALITY

Get the best quality that

ensures you have a water

heater that works in

Indian water conditions.

Heating technology that

will always give you hot

water… Guaranteed!

RELIABILITY

Caution: *Safety valve has been factory fit with the water heater and set at 0.8 MPa

(8 Bar) rated pressure.

Warning: Do not tamper or detach the safety valve from the water heater.

Specifications

Model EWS 3 EWS 1

Volume [litres] 3 1

No. of Element One One

Power [kW] 3/4.5 3/4.5

Voltage/Frequency [V/Hz] ~230/50 ~230/50

Temperature range [°C] 25-75 25-75

Working Pressure [Bar] 6.5 6.5

Inlet/Outlet connections [Inch] ½ ½

Tank Warranty [Year] 5 5

Dimensions

Model EWS 3 EWS 1

A [mm] 245 215

B1 [mm] 348 306

B2 [mm] 384 346

C [mm] 197 167

Part Descriptors

1 Outlet

2 Inlet

3 Safety Valve

4 Thermostat

5 Thermal - Cutout

6 Front Casing

7 Back Casing

8 Heating Element

9 Inner Container

10 Green Lamp Indicator

11 Red Lamp Indicator

12 Reset Button

EWS 3 Litre EWS 1 Litre

Key Features

The container has a high pressure withstanding capacity of 95 psi (6.5 bar

equivalent to 65 metres water head), which makes it suitable for high-rise

buildings.

Superior quality ABS outer body prevents rusting. The elegantly styled water

heater matches kitchen and bathroom décor.

This Instant Water Heater gives you a 3 year* warranty on the Glass Coated

Heating Element.

Scale and sediment build-up on the surface of the element can lead to

premature failure. A. O. Smith Glass Coating helps to prevent scale formation

and extends the life of the heating element.

It has a superior Thermostat. In case a fault occurs and the water temperature

exceeds the preset temperature, the Thermal Cutout cuts off the power supply

to assure safety.

The Inner Container is highly dependable, it comes with a 5 year replacement

warranty.

Glass Coated Heating Element

High-rated Pressure

6.5

BAR

Hi-tech Thermostat & Cutout

Rust-proof Outer Body

3 year Warranty on Heating Element

5 year replacement Warranty on Inner Container

*The heating element has a 2 year warranty that can be extended to 3 years if registered within the first two months of purchase.

YEAR

WARRANTY

YEAR

REPLACEMENT

WARRANTY

Installation

Mounting

1. Make sure that the wall can withstand at least twice the weight of water heater when

completely filled with water.

2. Use a drill bit with diameter of 6mm to drill 3 holes at least 35mm deep in the wall, as

shown in the above diagram.

3. Insert the expansion anchors into the holes, tighten the screws providing sufficient gap for

mounting the water heater.

4. Hang the water heater using the 3 screws on the wall and ensure the water heater is fixed

steadily.

EWS 3 Litre

54.5 mm

116 mm

EWS 1 Litre

65mm

173mm

Water heater must be mounted on the wall by fixing 3 nos. of screws (as provided)

Plumbing

1. Make necessary plumbing with reference to the above installation diagram.

2. It is recommended that suitable nylon/SS braided hoses should be used. These hoses

should have a minimum pressure rating of 6.5 Bar and should be compatible for hot water

applications.

3. Connect the cold water pipe to the inlet [blue].

4. Connect the hot water pipe to the outlet [red].

Attention: Make sure a suitable sealing tape is used for all water connections to prevent

leakage. Meanwhile, the hoses should not be tightened excessively over the inlet/outlet

tubes of the product. The hexagonal faces of the inlet outlet tubes must be held firmly by

means of a suitable wrench while fastening the hoses onto them. Failure to do so will

result in damages to the product and voids the guarantee.

Electrical Connections

Filling Water

EWS 3 Litre EWS 1 Litre

1. Open a hot water faucet nearby to permit the air to escape.

2. Open the cold water inlet valve fully, filling the heater and the piping.

3. Close the hot water faucet when water flows.

4. Check all the connections to see if there is any leak. In case of a leak, drain the heater

completely, repair the leaking joint and then refill the heater.

 The Power cord is provided with this water heater. Customer should procure a suitable plug

with adequate ratings.

 For a 3kW unit , the power plug should be having a minimum 15 A rating.

 For a 4.5kW unit , the power plug should be having a minimum 20 A rating.

 The Power plug should be BIS certified in view of Product performance and Safety.

Warning:

Connect the water heater using independent sockets, adhering to national standards, to

ensure reliable earthing. Do not use adapters. Use pen multimeter to check whether the

live line and neutral line are not reverse, to ensure complete safety.

Note :

 The RED, BLACK and GREEN wires in the power cord corresponds to Live, Neutral & Earth

connections.

 These should be connected in the Plug accordingly. It is not permitted to leave out or

short the earth wire with Neutral.

 Reliable earthing in the circuit should be ensured by the customer before installation.

 Ensure that the Live, Neutral & Earth Terminals in the plug corresponds to the same in the

socket.

 Use a pen multimeter to check the socket for any reversed Live & neutral lines and take

corrective action by a qualified electrician if required.

Safety Valve

Cold water inlet

Hot water outlet

Safety Valve

Cold water inlet

Hot water outlet

1. Ensure the installation is done as per instructions (refer Mounting, Plumbing & Electrical

Connections section in pages 3 & 4).

2. Ensure the inner container is filled with water (refer Filling Water section in page 4).

3. Plug in the electrical power cord & switch on the electrical supply.

4. Once the water heater is switched on, both the red & green indicators will glow. Red light

indicates the heating & green light indicates the power supply to the water heater.

5. After the water reaches the preset temperature, the red light will switch off indicating that

the heating is completed & water heater is in standby mode. The water heater will be in

standby mode until the hot water is withdrawn from the outlet or the temperature of

the water drops due to passage of time.

6. Open the outlet faucet to get the hot water. Upon withdrawing sufficient amount of hot

water, the water heater will again enter into heating mode. This is indicated by glowing of

red & green lights.

7. After usage, switch off the electrical supply & close the outlet valve.

Caution: Hot water over 50°C will cause scalding. In order to protect you and your family

especially for the safety of children, ensure that the hot water flow & cold water mix is

adjusted in the faucet accordingly before usage. It is advised not to use the outlet from

this water heater directly in a shower or in a faucet. Suitable mixing with cold water is

required before usage.

Operation Instructions

Warning: This water heater should not be operated with insufficient amount of water.

Failure to do so may result in damage to the water heater & injuries to the users. This

will also make the warranty null & void.

Warning: The water heater should be connected to the mains using a power plug

conforming to national standards and suitable current carrying capacity (refer Electrical

Connections in page 4).

Do not switch on the heater, if the water in the inner container is in frozen condition.

Troubleshooting

Note: Call Customer Care Centre on 1.800.103.2468

Problem Possible Cause(s) Solution

• Green and Red No power to heater Turn on electrical switch. Check for

light off blown fuses or tripped breaker

• No hot water Thermal cutout switch open Press Reset button

Control circuit or internal Call Customer Care Centre

wiring error

• Green light on Non-functioning Call Customer Care Centre

Red light off thermostat

• No hot water Control circuit or internal

wiring error

• Water heats slowly Non-functioning element Call Customer Care Centre

• Thermostat does Non-functioning Call Customer Care Centre

not shut off thermostat

Improper calibration Call Customer Care Centre

• Piping connection Connection not sealed Call plumber

leaks

• Leaky cover Tank or parts leak Shut off power immediately and

Call Customer Care Centre

Circuit Diagram

1. Cut-out

2. Indicator Lamp Green

3. Thermostat

4. Indicator Lamp Red

5. Heating Element

Dieses Handbuch passt für folgende Modelle

Inhaltsverzeichnis

Andere A.O. Smith Boiler Handbücher

A.O. Smith

A.O. Smith 110 Bedienungsanleitung

A.O. Smith

A.O. Smith DURA-Power DRE-52 Anleitung zur Verwendung

A.O. Smith

A.O. Smith 324419-000 Bedienungsanleitung

A.O. Smith

A.O. Smith AOSRE50400 Bedienungsanleitung

A.O. Smith

A.O. Smith 110 Bedienungsanleitung

A.O. Smith

A.O. Smith AWH-35 Bedienungsanleitung

A.O. Smith

A.O. Smith ITS - 300 Bedienungsanleitung

A.O. Smith

A.O. Smith 120 trough 500 Anleitung zur Verwendung

A.O. Smith

A.O. Smith Cyclone BFC-100 Bedienungsanleitung

A.O. Smith

A.O. Smith ProMax GPDX-50 Bedienungsanleitung

A.O. Smith

A.O. Smith FDV Bedienungsanleitung

A.O. Smith

A.O. Smith On Demand 305 Series 100 Leitfaden

A.O. Smith

A.O. Smith T-H3S-DV Bedienungsanleitung

A.O. Smith

A.O. Smith GPHE 50 Series Bedienungsanleitung

A.O. Smith

A.O. Smith Residential Power Vent Gas Water Heaters with Hot Surface... Bedienungsanleitung

A.O. Smith

A.O. Smith Voltex Produktinformationsblatt

A.O. Smith

A.O. Smith GPCR Bedienungsanleitung

A.O. Smith

A.O. Smith FPST Anleitung zur Verwendung

A.O. Smith

A.O. Smith HSE-SES-025 Bedienungsanleitung

A.O. Smith

A.O. Smith HAS-X1 Bedienungsanleitung

A.O. Smith

A.O. Smith FPSH Bedienungsanleitung

A.O. Smith

A.O. Smith ST 1500 Bedienungsanleitung

A.O. Smith

A.O. Smith TWI 35-130 Bedienungsanleitung

A.O. Smith

A.O. Smith G9-T5040NVR Produktinformationsblatt

Beliebte Boiler Handbücher anderer Marken

Kenmore

Kenmore 153.582400 Bedienungsanleitung

STIEBEL ELTRON

STIEBEL ELTRON Eltronom SHU 5 S Bedienungsanleitung

clage

clage E-Mini Series Bedienungsanleitung

Toyotomi

Toyotomi Oil Miser OM-180 Bedienungsanleitung

Bradford White

Bradford White EF Series Bedienungsanleitung

Eccotemp

Eccotemp 40-H Bedienungsanleitung

Dimplex

Dimplex ECSd125-580 Leitfaden

Dux

Dux 32FCR6N Bedienungsanleitung

Noritz

Noritz N-132M Gebrauchsanweisung

TESY

TESY GCV7/4S 10047 Technisches Datenblatt

Toyotomi

Toyotomi Oil Miser OM-148 (Type D) Fehlerbehebungshandbuch

Koryo

Koryo KWHZF15Y Bedienungsanleitung

Pentair

Pentair PSC-14-4-02 Bedienungsanleitung

GE 40M06AAG Montageanleitung

Thermor

Thermor AEROMAX SPLIT 2 Bedienungsanleitung

American Hometec

American Hometec AHQ-B03X Bedienungsanleitung

PVI

PVI MAXIM Bedienungsanleitung

Sunerg Solar Energy

Sunerg Solar Energy Calor Top 200D Betriebsanleitung