Time Of Activation Of Backwash Cycle; Setting Of The Electric Pressure Switch - praher Aquastar Comfort 3000 Bedienungsanleitung

14.1 Time of activation of backwash cycle

Example: Backwash every Monday 09:15
- Set switch S2 to switch point 7 days and turn on the Aquastar at 09:15
(press "ON" button on the keyboard)
In order to alter the time of activation, just press the "TEST BUTTON" on the keyboard at the
wanted activation time.
Example: Change activation from Monday 09:15 to Friday 08:00
-"TEST BUTTON" at the keyboard on Friday 08:00

15. Setting of the electric pressure switch

The operating pressure in the valve is measured by an electronic pressure switch. The
triggering by pressure is set with the switch S3, S4 at the control board. In order to change the
triggering pressure, turn the arrow (by using a screwdriver) clockwise or anti-clockwise until the
arrow points to the requested figure (see chart).
Pressure Switch
S4
12
• Changeover 01 from 0,4 – 1,9 bar
• Changeover 02 from 2 – 5,75 bar
Raster
Changeover 01 Changeover 02
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
The pressure values are tested and set but can slightly
vary due to manometer tolerances!
pressure (bar)
0,4 2,0
0,5 2,25
0,6 2,5
0,7 2,75
0,8 3,0
0,9 3,25
1,0 3,5
1,1 3,75
1,2 4
1,3 4,25
1,4 4,5
1,5 4,75
1,6 5
1,7 5,25
1,8 5,5
1,9 5,75
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