Water Filter Maintenance - Astoria SABRINA SAE DISPLAY Use And Maintenance Manual

Sabrina

Water filter maintenance

9.4
9.4.1 Determining the hardness of the water
As part of the filter maintenance, it is advisable to test
the water beforehand.
To identify the carbonate hardness of the water use
the special kit as follows:
1. Put 10 ml of water to be tested (1) in the test tube;
2. Add a drop of reagent (2) and mix;
3. Proceed in the same way by counting the number
of drops until the solution (3) turns from blue to red.
1 DROP = 1°dKH
Example: 9 Drops ----> 9°dKH carbonate hardness
3
50 72
of
9.4.2
bypass of the water filter as shown in the table below.
Example:
2
1
Bypass configuration
Depending on the hardness of the water, adjust the
Water
Bypass
hardness
Adjust.
(°dKH)
4 3
5 3
6 3
7 3
8 2
9 2
10 2
12 1
14 1
16 0
20 0
24 0
≥ 25 0
The values indicated in the table may vary, depending on the type
of filter cartridge used.
To adjust the bypass, push the (4) button and turn.
Water hardness 9°dKH
Bypass adjustment 2
Filter capacity (litres)
V M L
6,250 9,500 13,000
5,000 7,600 10,400
4,165 6,330 8,665
3,570 5,425 7,425
3,125 4,750 6,500
2,775 4,220 5,775
2,500 3,800 5,200
1,865 2,835 3,885
1,600 2,430 3,330
1,185 1,800 2,465
945 1,440 1,970
790 1,200 1,640
≤ 755 ≤ 1,150 ≤ 1,575 ≤ 2,060
4
TECHNICIANS manual
XL
17,000
13,600
11,330
9,710
8,500
7,555
6,800
5,080
4,355
3,220
2,575
2,145