Samson 43-6, Mounting And Operating Instructions

Page: 37 / 68

EB 2172 EN 6-1
Start-up
6 Start-up
The work described in this section is only to
be performed by personnel appropriately
qualified to carry out such tasks.
Re
Risk of personal injury due to process
medium escaping.
Î
Do not start up the regulator until all
parts have been mounted.
Risk of burn injuries due to hot or cold
components 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 warm up to the ambient tem-
perature.
Î
Wear protective clothing and safety
gloves.
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 valve. Follow the instructions
given by the plant operator.
DANGER !
WARNING !
WARNING !
Risk of overheating due to excessive
ambient temperatures or insufficient heat
dissipation when components are insulated.
− Do not include the regulator in the insula-
tion of the pipeline.
Risk of impaired functioning of the
regulator and leakage at the joint due to
installation under tension.
− Bolt the regulator to the pipeline free of
stress.
− If necessary, support the pipelines near to
the connections.
− Do not attach supports directly to the valve
or control thermostat.
Before start-up or putting the device back in -
to service, 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 the 'Testing
the regulator' section).
− The prevailing conditions in the plant
section concerned meet the regulator siz -
ing requirements (see information under
'Intended use' in the 'Safety instructions
and measures' section).
NOTICE ! NOTICE !
NOTICE !