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Hoses or lines shall be as short as possible to minimise
the amount of refrigerant contained in them.
• Cylinders shall be kept upright.
• Ensure that the refrigeration system is earthed prior
to charging the system with refrigerant.
• Label the system when charging is complete (if not
already).
• Extreme care shall be taken not to overfill the
refrigeration system.
• Prior to recharging the system it shall be pressure
tested with OFN. The system shall be leak tested on
completion of charging but prior to commissioning.
A follow up leak test shall be carried out prior to
leaving the site.
9 DECOMMISSIONING
Before carrying out this procedure, it is essential
that the technician is completely familiar with the
equipment and all its detail. It is recommended
good practice that all refrigerants are recovered
safely. Prior to the task being carried out, an oil and
refrigerant sample shall be taken in case analysis is
required prior to re-use of reclaimed refrigerant. It is
essential that electrical power is available before the
task is commenced.
• Become familiar with the equipment and its
operation.
• Isolate system electrically.
• Before attempting the procedure ensure that
:mechanical handling equipment is available, if
required, for handling refrigerant cylinders; all
personal protective equipment is available and being
used correctly;the recovery process is supervised at
all times by a competent person;recovery equipment
and cylinders conform to the appropriate standards.
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