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3. Safety
Because a gas regulating station operates with explosive media, all safety aspects must be taken into account. Regular
maintenance of the gas regulating station promotes safe operation.
Only trained and qualified persons should carry out work on these units.
The following points should also be considered and this manual
When in doubt or if operating the gas regulating station for the first time, read all necessary instructions in
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this manual.
It is assumed that the unit has been properly shipped and stored prior to installation.
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In addition it is required to make sure that the control valve is only used in areas where the operating
pressure and temperatures do not exceed the operating values which are based on the valve sizing data
submitted in the order.
Any hazards which could be caused by the process medium and pressure are to be prevented by appropriate
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means.
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Before starting maintenance, always close the valves in the upstream supply and downstream discharge
pipes first. These valves should be situated within a distance of five meters of the station's inlet and outlet
flanges.
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Ensure that you are sufficiently trained to install and remove the cartridge.
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Ensure that you are sufficiently trained to service the cartridge.
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Protect ‐ if necessary ‐ your ears, eyes and hands, when carrying out maintenance work. Wear ear protection,
safety glasses and working gloves.
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Ensure that the station and the direct surroundings are always well illuminated in dark and twilight, during
on‐site maintenance.
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Ensure that there is sufficient ventilation surrounding the station, when removing the cartridge. Gas
condensate and other additives or contaminations may damage your health.
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Use spark free tools for all maintenance work to prevent explosions.
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Take care of your back during the installation and removal of the cartridge. Bend your knees and keep your
back straight in accordance with proper lifting practices. Do not extend yourself or attempt to lift anything
that is too heavy for you.
Operators manual underground gas pressure reducing station
Operators manual
© 2017 Honeywell International Inc.
Type: COCON 13
Page 17
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