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putted out of service, the refrigerant charge shall be
removed before decommissioning.
- Ensure sufficient ventilation at the equipment
location.
- Be aware that malfunction of the equipment may
be caused by refrigerant loss and a refrigerant leak
is possible.
- Discharge capacitors in a way that won’t cause any
spark.
- Remove the refrigerant. If the recovery is not required
by national regulations, drain the refrigerant to the
outside. Take care that the drained refrigerant will not
cause any danger. In doubt, one person should guard
the outlet. Take special care that drained refrigerant
will not float back into the building.
- Evacuate the refrigerant circuit.
- Purge the refrigerant circuit with nitrogen for 5 min.
- Evacuate again.
- Fill with nitrogen up to atmospheric pressure.
- Put a label on the equipment that the refrigerant is
removed.
e) Disposal
- Ensure sufficient ventilation at the working place.
- Remove the refrigerant. If the recovery is not required
by national regulations, drain the refrigerant to the
outside. Take care that the drained refrigerant will not
cause any danger. In doubt, one person should guard
the outlet. Take special care that drained refrigerant
will not float back into the building.
- Evacuate the refrigerant circuit.
- Purge the refrigerant circuit with nitrogen for 5 min.
- Evacuate again.
