Explanation of symbols displayed on the unit(For the unit adopts R32/R290
Refrigerant only):
WARNING
This symbol shows that this appliance used a
flammable refrigerant. If the refrigerant is leaked and
exposed to an external ignition source, there is a risk of
fire.
CAUTION
This symbol shows that the operation manual
should be read carefully.
CAUTION
This symbol shows that a service personnel should be
handling this equipment with reference to the
installation manual.
CAUTION
This symbol shows that information is available such
as the operating manual or installation manual.
a)
Transport of equipment containing flammable refrigerants See transport
regulations.
b)
Marking of equipment using signs See local regulations.
c)
Disposal of equipment using flammable refrigerants See national regulations.
d)
Storage of equipment/appliances
e)
The storage of equipment should be in accordance with the manufacturer's
instructions.
f)
Storage of packed (unsold) equipment
g)
Storage package protection should be constructed such that mechanical
damage to the equipment inside the package will not cause a leak of the
refrigerant charge. The maximum number of pieces of equipment permitted to be
stored together will be determined by local regulations.
h)
Information on servicing
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 minimised. For repair to the
refrigerating system, the following precautions shall be complied with prior to
conducting work on the system.
2.
Work procedure
Work shall be undertaken under a controlled procedure so as to minimise the risk of a
flammable gas or vapour being present while the work is being performed.
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.
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