Leak Test; Pressure Test - Samson 44-6 B Mounting And Operating Instructions

release of process medium under pressure
can cause serious injury or even death.
Before working on the regulator:
Î Depressurize all plant sections concerned
and the regulator.
Î Disconnect the control line.
Î Drain the process medium from all the
plant sections concerned as well as the
valve.
Re
DANGER
!
Risk of personal injury due to process me-
dium escaping.
Î Do not start up the regulator until all
parts have been mounted.
WARNING
!
Risk of hearing loss or deafness due to loud
noise.
Noise emission (e.g. cavitation or flashing)
may occur during operation caused by the
process medium and the operating condi-
tions.
Î Wear hearing protection when working
near the regulator.
WARNING
!
Risk of burn injuries due to hot or very cold
components and pipelines.
Depending on the process medium, the regu-
lator and pipelines may get very hot or cold
and cause burn injuries.
Î Wear protective clothing and safety
gloves.
EB 2626-2 EN
SAMSON regulators are delivered ready for
use. To test the regulator functioning before
start-up or putting back the regulator into
operation, perform the following tests:
5.4.1

Leak test

The plant operator is responsible for per-
forming the leak test and selecting the test
method. The leak test must comply with the
requirements of the national and internation-
al standards that apply at the site of installa-
tion.
Tip
SAMSON's After-sales Service can support
you to plan and perform a leak test for your
plant.
1. Slowly open the shut-off valve installed
upstream of the regulator.
2. Apply the required test pressure.
3. Check the regulator for leakage to the at-
mosphere.
4. Depressurize the pipeline section and
regulator.
5. Rework any parts that leak and repeat
the leak test.
5.4.2

Pressure test

Note
The plant operator is responsible for
performing the pressure test. SAMSON's
After-sales Service can support you to plan
and perform a pressure test for your plant.
Installation
5-5