Installation Considerations; Locating The Water Heater - A.O. Smith 100 Series Installation And Operating Manual

A
B
C
(Gas connection)
Models A
40 Gallon 45.00(114.3)
50 Gallon 54.50(138)
72.4
44.5
35.5
Figure 7. Rough-In Top View

INSTALLATION CONSIDERATIONS

INSTALLATION CONSIDERATIONS
G
H
Figure 6. Rough-In Front- and Right-Side Views
Table 2. Rough-In Dimensions Key in Inches (centimeters)
B C
22.38(56.84) 15.75(40)
24.75(62.86) 18.75(47.62)
41°
D
D E
11.00(27.94) 27.75(70.49)
9.75(24.76) 37.75(95.89)

LOCATING THE WATER HEATER

Property Damage Hazard
• All water heaters eventually leak.
• Do not install without adequate drainage.
Carefully choose a location for the new water heater. The placement
is a very important consideration for the safety of the occupants in
the building and for the most economical use of the water heater.
Whether replacing an existing water heater or installing the water
heater in a new location observe the following critical points:
1. The water heater must be located indoors.
2. The water heater must not be located in an area where it will
be subject to freezing temperatures.
3. Locate the water heater so it is protected and not subject to
physical damage by a moving vehicle. In garage installation
avoid damage to your water heater by installing a vehicle stop as
11
F G
8.75(22.22) 22.00(55.88)
8.00(20.32) 22.00(55.88)
CAUTION
E
F
H
8.00(20.32)
8.00(20.32)