-Start the recovery machine and operate in accordance with
manufacturer’s
instructions.
-Do not overfill cylinders. (No more than 80 % volume liquid
charge).
-Do not exceed the maximum working pressure of the cylinder,
even temporarily.
-When the cylinders have been filled correctly and the process
completed, make sure that the cylinders and the equipment are
removed from site promptly and all isolation valves on the
equipment are closed off.
-Re
covered
refrigerant
shall
not
be
charged
into
another
refrigeration
system unless it has been cleaned and checked.
1.1.19 Labelling. Equipment shall be labelled stating that it has
been de-commissioned and emptied of refrigerant. Th
e
label
shall
be
dated
and
signed. E
nsure that there are labels on the
equipment stating the equipment contains flammable
refrigerant.
1.1.20 Recovery.When removing refrigerant from a system,
either for servicing or decommissioning, it is recommended
good practice that all refrigerants are removed safely.
When transferring refrigerant into cylinders, ensure that only
appropriate refrigerant recovery cylinders are employed.
Ensure that the correct number of cylinders for holding the total
system charge is available. All cylinders to be used are
designated for the recovered refrigerant and
labelled for that
refrigerant (i.e. special cylinders for the recovery of refrigerant).
Cylinders shall be complete with pressure relief valve and
associated shut-off
valves in good working order. Empty
recovery cylinders are evacuated and, if possible, cooled before
recovery occurs. T
he
recovery
equipment
shall
be
in
good
working
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