5.3.6 Components Replacement
Components are available in Gree agency or Gree distributors nearby.
5.4 Notice on Maintenance
5.4.1 Information on Servicing
The manual shall contain specific information for service personnel who shall
be instructed to undertake the following when servicing an appliance that employs a
flammable refrigerant.
5.4.1.1 Checks to the Area
Prior to beginning work on systems containing flammable refrigerants, safety
checks are necessary to ensure that the risk of ignition is minimized. For repair to
the refrigerating system, the following precautions shall be complied with prior to
conducting work on the system.
5.4.1.2 Work Procedure
Work shall be undertaken under a controlled procedure so as to minimize the
risk of a flammable gas or vapour being present while the work is being performed.
5.4.1.3 General Work Area
All maintenance staff and others working in the local area shall be instructed on
the nature of work being carried out. Work in confined spaces shall be avoided. The
area around the workspace shall be sectioned off. Ensure that the conditions within
the area have been made safe by control of flammable material.
5.4.1.4 Checking for Presence of Refrigerant
The area shall be checked with an appropriate refrigerant detector prior to and
during work, to ensure the technician is aware of potentially flammable
atmospheres. Ensure that the leak detection equipment being used is suitable for
use with flammable refrigerants, i.e. non-sparking, adequately sealed or intrinsically
safe.
5.4.1.5 Presence of Fire Extinguisher
If any hot work is to be conducted on the refrigeration equipment or any
associated parts, appropriate fire extinguishing equipment shall be available to
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