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PROGRAMMING THE 742 FOR PERFORMA FA 268 FA
Manganese Greensand Systems
VALVE BODY CONFIGURATIONS
The following configurations are recommended for the below systems:
Injector: The table herebelow lists the injectors size recommended for each vessel size.
Depending on the amount of Iron contained in the water, you may need to use a bigger
injector than listed here below in order to decrease the cleaning of the injector frequency.
Tank Diameter
Injector
Draw rate @ 50psi (gpm)
En
Draw rate @ 50 psi (L/min)
Slow rinse rate @ 50 psi (gpm)
Slow rinse rate @ 50 psi (L/min)
Backwash Flow control : Choose the appropriate backwash Flow control as recommended by
the media manufacturer. Here below the Backwash flow controls to be used for a Backwash
linear rate of 12 gpm/Sqft:
Tank Diameter (inches)
Backwash @ 12 gpm/Sqft *Suggested (29 m/h)
Backwash flow control
(*) Suggested values only
Refill Flow control :
In Performa FA configurations, a DI cap is used instead of the Refill flow control.
Make sure that a Permanganate Potassium Feeder features a Float Valve with Aircheck as well
as a Flow restrictor.
Programming the Performa FA
It is recommended to make use of the the LEVEL 3 programming
(cycle time programming) to program Performa FA with 742 controls.
Initiallization :
Initialization
Valve Type 255, 268, 263, 278, 273, 298, 293
Liters entered in the initialization
6"
E
0.10
0.38
0.09
0.34
6
2 gpm
no 9
(Press down arrow and Set for 5 sec., then press Set for 5 sec.)
7"
8"
9"
F
G
H
0.14
0.18
0.22
0.53
0.68
0.83
0.12
0.17
0.23
0.45
0.64
0.87
7
8
9
10
2.5
4.1
5 gpm
6 gpm
gpm
gpm
no 10
no 13
Ext (2)
Ext (2)
-
L
36
APPLICATION
(5-cycle filter)
10"
12"
13-14"
16"
J
K
L
0.26
0.38
0.50
0.56
0.98
1.44
1.89
2.12
0.31
0.43
0.64
0.74
1.17
0.63
2.42
2.80
12
13
14
9 gpm
10 gpm
12 gpm
15 gpm
Ext (2)
Ext (2)
Ext (2)
Value
263
F
18"
M
N
0.67
2.54
1.01
3.82
16
18
20 gpm
Ext (2)
Ext (2)
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