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• Dirty air filter - air restricted� Clean air
filter�
• Outside temperature extremely hot� Set
FAN speed to a faster setting to bring air
through cooling coils more frequently�
Room too cold.
• Set temperature too low� Increase set
temperature�
10.
ADDITIONAL INFORMATION
Transport of equipment containing
flammable refrigerants
Disposal of equipment using
flammable refrigerants
Marking of equipment using signs
Storage of equipment/appliances
Storage of packed (unsold) equipment
Information on servicing
See transport regulations
See national regulations�
See local regulations
The storage of equipment should be
in accordance with the manufacturer’s
instructions�
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�
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�
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
mode� Then, set temperature to a higher
setting�
• Exhaust duct not connected or blocked�
See 5�1 Exhausting hot air Section�
Air conditioner cooling, but room is
too warm - ice forming on cooling coil
behind decorative front
Air conditioner turns on and off
rapidly.
• Dirty air filter - air restricted� Clean air
filter� Refer to 8� Care and Cleaning
section�
• Temperature is set too high� Set
temperature to a lower setting�
• Air directional louvers positioned
improperly� Position louvers for better air
distribution�
• Front of unit is blocked by drapes,
blinds, furniture, etc� - restricts air
distribution� Clear blockage in front of
unit�
• Doors, windows, registers, etc� open -
cool air escapes� Close doors, windows,
registers, etc�
• Unit recently turned on in hot room�
Allow additional time to remove “stored
heat” from walls, ceiling, floor and
furniture�
