A.O. Smith 500, Instruction Manual

Page: 10 / 76

10
GA
S
INT
AKE
CLEANOUT
T&P
DRAIN
EXHAUST
1 1/2" NPT
WATER
OUTLET
FRONT
18°
30°
45°
42°
70°
20°
TOP
RECIRC RETURN
CLEANOUT
3/4" NPT
T&P
3/4" NPT DRAIN 1 1/2" NPT
WATER INLET
52in
132.08cm
32.39cm
12-3/4in
4-3 /4in
12.07cm
58.43cm
23in
75-3/4in
192.41cm
FRONT
4" EXHAUST VENT
CONNECTION
CONNECTION
1 1/2" SUPPLY GAS
BACK
4" PVC AIR INTAKE
CONNECTION
74-1/2 in
33-1/8in
189.23cm
84.12cm
O.D.
69-1/4in
175.9cm
63 -1/8in
160.35cm
WATER
OUTLET
HEIGHT
Figure 6
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STORAGE CAPACITIES
TABLE 2
0RGHO
86*DOORQV
Liters
$60( 6WDQGDUG $60( 6WDQGDUG
All 119 119
ROUGH IN DIMENSIONS
GAS LINE CONNECTION SIZE
TABLE 1
02'(/
SERIES
1$785$/*$6
PROPANE GAS
BTH 300 300/301
´137 ´137
BTH 400 300/301
´137 ´137
BTH 500 300/301
´137 ´137
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RECOVERY CAPACITIES
TABLE 3
U.S. GALLONS/HR & LITERS/HR AT TEMPERATURE RISE INDICATED
0RGHO
Type of
Gas
Input
7KHUPDO
(I¿FLHQF\
°F 30°F 40°F 50°F 60°F 70°F 80°F 90°F 100°F 110°F 120°F 130°F 140°F
Btu/hr kW
ƒ& ƒ& ƒ& ƒ& ƒ& ƒ& ƒ& ƒ& ƒ& ƒ& ƒ& ƒ& ƒ&
BTH 300
Natural
88 96
GPH 1164 873 698 582 499 436 388 349 317 291 269 249
Propane LPH 4404 3303 2643 2202 1888 1652 1468 1321 1201 1101 1016 944
BTH 400
Natural
117 95
GPH 1535 1151 921 767 658 576 512 460 419 384 354 329
Propane LPH 5810 4357 3486 2905 2490 2179 1937 1743 1585 1452 1341 1245
BTH 500
Natural
146 95
GPH 1919 1439 1151 959 822 720 640 576 523 480 443 411
Propane LPH 7263 5447 4358 3631 3113 2724 2421 2179 1981 1816 1676 1556
GAS PRESSURE REQUIREMENTS
TABLE 4
02'(/
0$1,)2/'35(6685( 0,1,0806833/<35(6685( 0$;,0806833/<35(6685(
1$785$/*$6
PROPANE GAS
1$785$/*$6
PROPANE GAS
1$785$/*$6
PROPANE GAS
BTH 300
´:&N3D ´:&N3D :&N3D ´:&N3D ´:&N3D ´:&N3D
BTH 400
´:&N3D ´:&N3D :&N3D ´:&N3D ´:&N3D ´:&N3D
BTH 500
´:&N3D ´:&N3D :&N3D ´:&N3D ´:&N3D ´:&N3D
* The manifold pressure is the factory setting and is not adjustable.
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MINIMUM SUPPLY GAS LINE SIZE
TABLE 5
02'(/ 1$785$/*$6
PROPANE GAS
BTH 300 1 1/4" NPT 1 1/4" NPT
BTH 400 1 1/4" NPT 1 1/4" NPT
†BTH 500 1 1/2" NPT 1 1/4" NPT
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INSTALLATION CONSIDERATIONS