Krom Schroder JSAV 50, Operating Instructions Manual, Page: 1 / 8

DK S N P GR
➔
www.docuthek.com
D GB F NL I E
TR CZ PL RUS H
© 2016 Elster GmbH · Edition 09.16
Please read and keep in a safe place
Please read through these instructions
carefully before installing or operating. Following the
installation, pass the instructions on to the opera-
tor. This unit must be installed and commissioned
in accordance with the regulations and standards
in force. These instructions can also be found at
www.docuthek.com.
Explanation of symbols
• ,  ,  ,  ... = Action
▷
= Instruction
Liability
We will not be held liable for damage resulting from
non-observance of the instructions and non-com-
pliant use.
Safety instructions
Information that is relevant for safety is indicated in
the instructions as follows:
DANGER
Indicates potentially fatal situations.
WARNING
Indicates possible danger to life and limb.
CAUTION
Indicates possible material damage.
All interventions may only be carried out by qualified
gas technicians. Electrical interventions may only be
carried out by qualified electricians.
Conversion, spare parts
All technical changes are prohibited. Only use OEM
spare parts.
Changes to edition 0.5
The following chapters have been changed:
– Installation
– Setting the trip pressure p
do
– Certification
Operating instructions
D
GB
F
NL
I
E
GB-1
03250885
Translation from the German
Safety
Contents
Safety shut-off valve
JSAV 50 – 00
Safety shut-off valve
JSAV 50 – 00 . . . . . . . . . . . . . . . . . . . . . . . . . . 
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Safety. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Checking the usage . . . . . . . . . . . . . . . . . . . . . 
Type code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Part designations . . . . . . . . . . . . . . . . . . . . . . . . 2
Type label. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Connecting the impulse line . . . . . . . . . . . . . . 
Connecting the breather line . . . . . . . . . . . . . 
Tightness test . . . . . . . . . . . . . . . . . . . . . . . . . . 
Checking the function . . . . . . . . . . . . . . . . . . . 4
Checking the trip pressure p
do
. . . . . . . . . . . . . 4
Checking the tightness of the valve disc. . . . . . . 4
Setting the trip pressure p
do
. . . . . . . . . . . . . 4
Replacing the spring . . . . . . . . . . . . . . . . . . . . 4
Resetting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Replacing the measuring unit. . . . . . . . . . . . . 5
Replacing the valve disc . . . . . . . . . . . . . . . . . 6
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Technical data . . . . . . . . . . . . . . . . . . . . . . . . . 7
Designed lifetime . . . . . . . . . . . . . . . . . . . . . . . . 8
Logistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Certification . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Declaration of conformity . . . . . . . . . . . . . . . . . . 8
Eurasian Customs Union . . . . . . . . . . . . . . . . . . 8
Contact . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8