GB-6
D
GB
F
NL
I
E
6
Follow the reverse procedure when reassembling.
7
Connect the impulse line to the JSAV.
8
Check tightness and function, see page 3
(Tightness test) and page 4 (Checking the
function).
JSAV 40
▷
The measuring unit is supplied with the valve disc
assembled. 1 O-ring and 4 screws are enclosed.
Detach the impulse line from the JSAV.
4
5
6
3
8
9
7
▷
Ensure that the O-ring is fitted in the new measur-
ing unit, see Figure
9
.
0
Replace the O-ring on the housing. The O-ring
is part of the seal set.
▷
The seal set is available separately as a spare part.
Follow the reverse procedure when reassembling.
Connect the impulse line to the JSAV.
Check tightness and function, see page 3
(Tightness test) and page 4 (Checking the
function).
Replacing the valve disc
▷
The valve disc has to be replaced if the JSAV
is leaking.
▷
We recommend cleaning the O-ring seats and
lightly greasing the O-rings with Klüber Nontrop
ZB91 DIN before installation.
Depressurize the system.
JSAV 5
▷
The valve disc is supplied with a complete seal
set. We recommend replacing all seals.
Detach the impulse line from the JSAV.
5
17
15
9
4
18
3
19
6
7
10
8
11
10
12
16
13
14
First insert
the washer
into the valve
disc, and then
the O-ring.
▷
Ensure that the O-ring is fitted in the new measur-
ing unit, see Figure
6
.
7
Follow the reverse procedure when reassembling.
8
Connect the impulse line to the JSAV.
9
Check tightness and function, see page 3
(Tightness test) and page 4 (Checking the
function).
JSAV 40
▷
The valve disc is supplied with a complete seal
set. We recommend replacing all seals.
Detach the impulse line from the JSAV.
