Samson EB 2519 EN, Assembly & Operating Instructions, Page: 20 / 32

20 EB 2519 EN
Mounting and start-up
5.3 Connecting the capillary
tube
Proceed as follows:
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Additional steps to be performed before-
hand (liquids and vapors)
The capillary tube must not contain any com-
pressible air when used with liquids or va-
pors as the process medium.
1. Use a plastic funnel or jug to pour water
into the open screw fitting of the capil -
lary tube until it starts to overflow.
Î
Steps to be performed afterwards (liq-
uids, gases and vapors)
2. Insert seals into the screw fitting. Ob -
serve correct sequence according to
Fig. 4.
3. A G ½ connecting sleeve must be fitted
for tapping the pressure in the secondary
circuit (see Fig. 1). The strainer of the
capillary tube is bolted on tightly at this
11
16
15
12
11 Screw fitting
12 Capillary tube
15 Gasket (WIKA Type 910.17)
16 Brass gasket
Screw fitting for existing strainers
with G
3 /
8
connection when a new
(safety) pressure limiter is to be
installed
Pipe at inlet Str
ainer at out
let
Material no
.
12 mm G
3 /
8
8582-0329
Fig. 4: Gaskets at the screw fitting
point. The capillary tube must be run in
such a way that it cannot be damaged.
4. Screw the strainer and pressure element
tightly together.
5.4 Installing the valve into the
pipeline
5.4.1 Mounting orientation
Î
Choose a place of installation that allows
you to freely access the device even after
the entire plant has been completed.
Î
Install the valve in horizontal pipelines.
Î
Install the device with the connecting ele-
ment hanging downward.
Î
During installation, observe the flow di -
rection through the valve. The arrow on
the valve indicates the direction of flow.
Î
Observe the permissible ambient tem-
peratures (see section 3.2).