Table of Contents
Advertisement
▷ To prevent the VSBV from being unintentionally
shut off, we recommend removing the manual
valve lever after commissioning and attaching
it to the pipe.
JSAV
Connecting the impulse line
▷ Remove the blind plug and connect an Rp ¼
(¼ NPT) impulse line.
1 Install the impulse line and seal with an approved
sealing material.
▷ Ensure that there is sufficient tube length for the
impulse line.
_ > 5DN
0
GB-3
Tightness test
WARNING
–
An additional tightness test must be carried
out on the JSAV at all joints which have been
opened for maintenance work or replacement
of spare parts.
▷ Ensure that the valve seat of the JSAV is open,
see page 5 (Resetting).
1 Block the pipeline at the inlet and outlet.
▷ Note max. test pressure.
JSAV inlet and outlet: max. 6 bar (87 psig),
impulse line: max. 750 mbar (10.9 psig).
2 Slowly apply test pressure.
p
do
p
d
3
N
= max. 6 bar
2
4
N
= max. 750 mbar
2
0
Advertisement
Table of Contents
