AO Smith Water Heater EWS 15 User Manual

Discover why  
A. O. Smith Water Heaters  
are such a hot favourite in America  
EWS 6, 10, 15, 25 Litres  
A. O. Smith Water Heaters. Good looking. Technologically far ahead.  
Glass Coated Element  
Changeable Decorative Panels  
High Strength Steel Tank  
Blue Diamond Glass Lining  
Glass Coated  
Changeable Front  
Panels in eight  
colours to match  
your bathroom.  
23% stronger than  
stainless steel tanks.  
Ideal for high rise  
apartments where  
water pressure is high.  
Blue Diamond Glass  
Lining offers the  
best protection  
against tank  
Element reduces  
electricity bills and  
increases the life of  
the heating element.  
corrosion.  
Saves Energy  
Key Features  
Glass Coated Element reduces electricity bills and increases the life of the heating  
element  
Scale and sediment build up on the surface of standard elements leading to higher electricity bills  
and premature failure. An A. O. Smith Glass Coated Element helps to prevent scale formation on  
the element reducing your electricity bill and extending the life of the element.  
GLASS COATED  
ELEMENT  
Blue Diamond Glass Lining offers the best protection against tank corrosion  
The new Blue Diamond technology with enhanced levels of zircon increases the life of the water  
heater. The lining is proven to be stronger and more water-resistant than any other in the industry.  
BLUE DIAMOND  
GLASS LINING  
Anode Rod protects the tank from corrosion  
The tank has an anode rod system with a stainless steel core that is designed to protect the tank  
from corrosive elements. The system uses a special cathodic action to fight the corrosive elements  
which in turn prolongs the life of the water heater.  
ANODE ROD  
PROTECTION  
6
Safety Valve discharges water in case pressure or temperature exceeds preset limits  
This water heater has a temperature and pressure safety valve. The valve is designed to  
automatically relieve and discharge water in case the pressure or temperature overshoots the preset  
limits. [Not seen in picture]  
SAFETY VALVE  
Temperature Control Knob set the temperature  
The Temperature Control Knob allows you to set the temperature between 25OC and 75OC.  
25O  
C
75O  
C
TEMPERATURE  
CONTROL KNOB  
Thermal Cutout cuts off electrical power to the unit if a fault occurs, ensuring safety  
In case a fault occurs and the water temperature exceeds the highest preset temperature on the  
thermostat, the breaker rapidly cuts off the live line and the zero line simultaneously to guarantee  
safety.  
6
THERMAL CUTOUT  
TM  
A. O. Smith ColourMatch System  
The A. O. Smith ColourMatch SystemTM allows your water heater to match the colours of  
your bathroom.  
Call the A. O. Smith Customer Care Centre [1.800.103.2468] to order one of the Decorative  
Front Panel colour options and we will have it delivered free of charge.  
Changing the Decorative Front Panel  
Pull out the Knob  
Unscrew  
Remove the Decorative Front  
Panel to change  
Knob  
Screw  
Decorative Front  
Panel  
Warranty  
The tank carries a 7 year warranty. The heating element has a 2 year warranty that can be  
extended to 4 years if registered within the first 2 months of purchase. All other parts carry a  
2 year warranty.  
About A. O. Smith  
In 1936, A. O. Smith developed and patented a process to glass-line water heaters. Over the  
years, A. O. Smith has gained the respect and support of homeowners, contractors, architects,  
and specifying engineers in over 60 countries by providing innovative energy efficient products  
designed for years of trouble-free service.  
Today, A. O. Smith Water Products Company, the largest water heater manufacturer in North  
America; a division of A. O. Smith Corporation, is a global leader in innovative technology and  
energy efficient solutions.  
A. O. Smith India Water Heater Private Limited was established in 2005. Since this time, the  
A. O. Smith team has conducted numerous focus group studies and spent an endless number of  
research hours determining what India wanted in a water heater. Backed by 70 years of proven  
technological advances A. O. Smith India has created a stylish design with features demanded by  
the Indian consumer.  
Specifications  
Model  
EWS-6  
EWS-10  
EWS-15  
EWS-25  
Capacity [ltrs.]  
Power Supply  
Wattage [kW]  
6
10  
15  
25  
230V / 50Hz  
2
2
2
2
Max Stdg. Loss [kWh/24h/45oC diff.]  
[as per ISI 2082:1993 amended in 2002]  
0.792  
0.99  
1.138  
1.386  
Actual Stdg. Loss [kWh/24h/450C diff.]  
0.51  
0.62  
0.75  
0.924  
Reheating Time for 500C rise [in min]  
Rated Pressure [bar]  
16  
8
33  
8
48  
8
72  
8
A
Dimensions  
Model  
EWS-6  
EWS-10  
EWS-15  
EWS-25  
A [mm]  
B1 [mm]  
B2 [mm]  
C [mm]  
317  
317  
326  
258  
373  
373  
380  
277  
373  
373  
382  
348  
444  
444  
453  
383  
5
4
B2 B1  
3
2
1
Parts Descriptors  
Part Descriptors  
C
1
2
3
4
5
6
7
Outlet  
8
9
Anode  
Heating Element  
Inlet  
12  
11  
10  
Safety Valve  
ThermostatKnob  
DecorativeFrontPanel  
FrontJacket  
BackJacket  
10 Tank  
13  
11 InstallationBracket  
12 PUInsulation  
9
8
4
6
13 ThermalCutout  
7
YEARS  
Register your product with  
the A. O. Smith Customer  
Care Centre [1.800.103.2468]  
within two months of purchase.  
You will get an extended warranty  
on the element [from 2 years to 4 years].  
You can also get an additional changeable  
Decorative Front Panel in a colour of your  
choice.  
Extended Warranty  
T: 1.800.103.2468 nwww.aosmithindia.com  

AO Smith Water Heater 186589 004 User Guide
AO Smith Water Heater BTI 100 User Manual
AO Smith Water Heater FMV 40 User Manual
AO Smith Water Heater GVCA 30 101 User Manual
AO Smith Water Heater PCG6240T403NOV 100 User Manual