Residential Electric Water Heaters
EnergyMSANUFaACTUvRED HeOUSrING
ENERGY SAVER FEATURES
COMPLIES WITH HUD STANDARDS FOR
MANUFACTURED HOUSING INSTALLATION
Also complies with National Appliance Energy Conservation Act
(NAECA) energy-efficiency standards effective January 20, 2004.
SIDE-MOUNTED 3⁄4" COLD WATER INLET AND
HOT WATER OUTLET
For installation ease when cold water supply originates below
the structure.
SIDE-MOUNTED ELECTRICAL JUNCTION BOX
For installation ease.
5-YEAR LIMITED WARRANTY ON TANK
1-YEAR LIMITED WARRANTY ON PARTS
TWO 3800-WATT HEATING ELEMENTS ON 30, 40 AND 50
GALLON MODELS
One 1650-watt element on 20-gallon model.
GLASS-LINED TANK
For long-lasting protection against rust and corrosion.
ANODE ROD
Helps protect against rust and corrosion for long life.
FACTORY-INSTALLED TEMPERATURE & PRESSURE (T&P)
RELIEF VALVE
MAXIMUM HYDROSTATIC WORKING PRESSURE 150 PSI
UL LISTED
Complies with Underwriters Laboratories Inc.
Standards of Safety – UL 174.
U
® L
Page 1 of 2
i
June 2007R
ARESS00606
RESIDENTIAL
Electric Water Heaters
EnergyMSANUFaACTUvRED HeOUSrING
APPROX.
SHIPPING
WEIGHT
(LBS)
FIRST HOUR
RATING
RECOVERY
90°F RISE
GALLONS
DIMENSIONS IN INCHES
MODEL
NUMBER
ENERGY GALLON
FACTOR CAPACITY
STD.
R
VOLTAGE/WATTAGE
VALUE
GALLONS
A
B
C
76
90
ESM-20
ESM-30
–
–
19.9
30
120V, 1650 Watts
240V, 3800 Watts
8
12
16
34
26-1/2
17
43
.93
17
37-1/2 28-1/4 20-1/2
115
ESM-40
ESM-50
51
58
.93
.95
40
50
240V, 3800 Watts
240V, 3800 Watts
17
17
16
16
46
56
38-1/4 20-1/2
47-3/4 20-1/2
140
T&P
VALVE
C
T&P
VALVE
HOT
OUTLET
A
B
B
ELECTRICAL
OPENING
COLD
INLET
For Technical Information and Automated Fax Service, call 800-527-1953.
A. O. Smith Corporation reserves the right to make product changes or improvements without prior notice.
500 Tennessee Waltz Parkway, Ashland City, TN 37015
Page 2 of 2
©2006 A. O. Smith Corporation
Printed in U.S.A.
AOSR-112384-2.5M
ARESS00606
|