Samson 41-23 - Start-up; Pre-Start-up Checks

EB 2512 EN 6-1
Start-up
6 Start-up
The work described in this section is only to
beperformedbypersonnelqualiedforthe
assignment accordingly.
Re
Risk of personal injury due to process me-
dium escaping under pressure.
Î First start up the regulator after mounting
all parts.
Risk of burn injuries due to hot or cold com-
ponents and pipeline.
Regulator components and the pipeline may
become very hot or cold. Risk of burn inju-
ries.
Î Allow components and pipelines to cool
down or heat up.
Î Wear protective clothing and safety
gloves.
Risk of personal injury due to pressurized
components and process medium escaping
under pressure.
Î Do not loosen the control line while the
valve is pressurized.
Risk of hearing loss or deafness due to loud
noise.
Noise emission (e.g. cavitation or ashing)
may occur during operation caused by the
DANGER
!
WARNING
!
WARNING
!
WARNING
!
process medium and the operating condi-
tions.
Î Wear hearing protection when working
near the valve.
Crush hazard arising from moving parts.
Î Do not insert hands or ngers between
the set point springs while the regulator
is in operation.
Î Do not insert hands or ngers between
the pillars and set point springs while the
regulator is in operation.
Î Do not insert hands or ngers between
the spring plate and crossbeam while the
regulator is in operation.
Î Before starting any work on the regula-
tor, depressurize plant sections as well as
the regulator.
Beforestart-uporputtingthevalvebackinto
operation, make sure the following condi-
tions are met:
− The regulator is properly installed into
the pipeline (see the 'Installation' sec-
tion).
− The leak and function tests have been
completed successfully (see 'Testing the
regulator').
− The prevailing conditions in the plant
sectionaffectedmeettheregulatorsizing
requirements (see information under ‘In-
tended use’ in the 'Safety instructions
and measures' section).
WARNING
!