Install Instructions
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INSTALLATION GUIDE
2
19
SPECIFICATIONS
AOW-S400 AOW-S500
Specification
34,800 Grain
Capacity
Water
Softener
49,800 Grain
Capacity
Water
Softener
Maximum Capacity -
grains
34,800 49,800
Maximum Compen-
sated Hardness - gpg
(mg/L)
90 110
Maximum Ferrous
Iron Reduction -
ppm*
10 10
Minimum pH -
standard units
7 7
Maximum Chlorine
- ppm
0 0
Water & Ambient
Temperature Mini-
mum-Maximum - °F
(°C)
40/120 (4/49) 40/120 (4/49)
Water Pressure
Minimum - Maximum
- psi (bar)
20/120
(1.4/8.3)
20/120
(1.4/8.3)
Maximum Flow Rate
to Drain During
Regeneration gpm
(L/min)
2 (7.6) 2.4 (9.1)
Minimum Water
Flow for Backwash
gpm (L/min)
2 (7.6) 2.4 (9.1)
Service Flow Rate
(@15 psi (1.0 bar))
drop - gpm (L/min)
7.5 7
High Efficiency Salt
Setting - lb/grains
removed (kg/grams
removed)
3/13400
(1.4/868)
6/26400
(2.7/1710)
High Efficiency Salt
Setting - Total Length
of Regeneration -
min/gal (min/L)
27.5/21
(27.5/80)
42.5/30
(42.5/114)
High Capacity Salt
Setting - lb/grains
removed (kg/grams
removed)
7/26300
(3.2/1700)
10/39500
(4.5/2560)










