B
A
B
C
1
2
E
E
D
E
F
G
H
J
K
w
a
t
e
r
f
i
l
t
e
r
e
x
c
h
a
n
g
e
dec
jan
feb
mar
apr
may
jun
nov
oct
sep
aug
jul
on
off
L
3
4
5
6
7
8
9
10
3
3
4
5
6
7
8
9
10
on
off
4
5
6
7
8
9
10
on
4
5
6
7
8
9
10
3
3
4
3
5
6
7
8
9
10
o
n
off
Nr.4
auto-off
KF 550
4
+ 2 mon. = may
march
1
2
3
6
7
4
5
8
9
10
11
12
13
14
15
16
17
24
23
22
21
20
19
18
31
30
29
28
27
26
25
w
a
t
e
r
f
i
l
t
e
r
e
x
c
h
a
n
g
e
dec
jan
feb
mar
apr
may
jun
nov
oct
sep
aug
jul
I
3
3104381_KF500_S3 Seite 1 Freitag, 5. Januar 2007 9:40 09