SYSTEM CAPACITY INPUTS
40
GNPR40L certified capacity at salt setting
48
GNPR48L certified capacity at salt setting
NOTE:
The 3.0 lbs salt setting (GNPR40L) and the
3.6 lbs salt setting (GNPR48L) are certified using
the 5 bump injector. The 7.5 lbs (GNPR40L), 15 lbs
(GNPR40L), 9 lbs (GNPR48L) and 18 lbs (GNPR48L)
are certified using the 4 bump injector.
13
Installation Instructions
SALT PER REGEN AND CAPACITY
(CONT.)
NOTE:
Both
SALT PER REGEN
and
CAPACITY
inputs
must be based on the
SYSTEM CAPACITY INPUTS
CHART
.
How to determine correct salt dosage and
capacity:
The correct salt dosage and capacity are determined
based on the family size and water hardness. Use the
following procedure and example:
• Daily Water Usage = number of persons in
household x 80 gallons
For a family of 3
Daily Water Usage = 3 x 80 = 240 gallons/day
• Water Hardness – have the water tested or call
your local water company. For this example, 20
grains is assumed.
• Calculate total grains used per day =
gallons/day x hardness = grains/day
240 gallons/day x 20 grains = 4,800 grains/day
• Water softener should be set to regenerate every
5 days.
Req Capacity = 5 days x 4,800 grains/day = 24,000
• Use
SYSTEM CAPACITY INPUT
table to select
capacity and determine lbs of salt per regeneration.
For GNPR40 use setting at 24,000 grains.
• Program the control:
Capacity: 24,000 grains
Lbs of Salt: 7.0
If water supply has a high level of sediment or iron,
set system to regenerate every 3 days:
• Use the UP
or DOWN
button to select
SALT
PER REGEN
.
• Press the
SET
button.
• Use the UP
, DOWN
and LEFT
buttons to
select
SALT PER REGEN
amount.
• Press the
SET
button to accept.
• Use the UP
or DOWN
button to select
CAPACITY
.
• Press the
SET
button.
• Use the UP
, DOWN
and LEFT
buttons to
select correct capacity.
• Press the
SET
button to accept.
Example
of Lbs of Salt
req. per regen
CAPACITY (x 1,000)
GNPR40L
GNPR48L
3.0
14.1
40
N/A
3.6
15.5
15.2
48
4.0
16.5
15.5
5.0
19.0
18.0
6.0
22.0
21.0
7.0
24.0
23.5
7.5
24.4
40
24.3
8.0
25.6
25.0
9.0
27.9
26.1
48
10.0
30.0
30.0
11.0
31.9
31.5
12.0
33.6
33.0
13.0
35.1
34.0
14.0
36.4
35.2
15.0
37.1
40
36.0
16.0
N/A
37.0
17.0
N/A
38.0
18.0
N/A
39.8
19.0
N/A
41.0
20.0
N/A
41.5
21.0
N/A
42.0
22.0
N/A
43.0
23.0
N/A
44.0
24.0
N/A
45.2
25.0
N/A
45.9
26.0
N/A
46.5
27.0
N/A
47.2
28.0
N/A
48.9
48
Содержание GNPR40L
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