A.O. Smith EES - 66 Water Heater User Manual


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EES 6-20 EES 30-120
Vented
Unvented
EES 6-20 EES 30-120
EES 6-20 EES 30-120
EES
Dimensions
EES
Installation diagrams
A 400 825 820 930 1110 1370 1530 1540 1620
D 360 360 460 520 520 520 560 610 710
F 75 75 75 930 1110 1370 1530 1540 1620
R - - 100 110 110 110 110 110 110
S 270 700 680 730 970 1210 1360 1330 1385
1 Cold water
3
/4-14 NPT
2 Hot water
3
/4-14 NPT
3 T&P valve
3
/4-14 NPT
4 Tank drain valve
3
/4-14 NPT
(n/a for EES 6/15/20)
Dimensions in mm. All EES water heaters receive a  ve years
warranty on the tank and one year on parts.
EES 6
EES 15
EES 20
EES 30
EES 40
EES 52
EES 66
EES 80
EES 120
1 Pressure reducing valve
3 T&P valve
4 Stop valve
5 Non-return valve
9 Drain valve
11 Isolating valve
15 Expansion relief valve
16 Expansion vessel
17 Three way valve
18 Water tank
19 Float valve
A Cold water
B Hot water
E Overfl ow pipe
H Expansion vent pipe
A.O. Smith unvented system
kits utilise combination valves.
Further installation and
connection details can be
found in the Installation &
Commissioning Manual.
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