3 User safety instructions
Installation and operation manual
5
FXFA20~125A2VEB
VRV system air conditioner
3P599604-1C – 2020.10
WARNING
▪ Do NOT pierce or burn.
▪ Do NOT use means to accelerate the defrosting
process or to clean the equipment, other than those
recommended by the manufacturer.
▪ Be aware that R32 refrigerant does NOT contain an
odour.
WARNING
The appliance shall be stored so as to prevent mechanical
damage and in a well-ventilated room without continuously
operating ignition sources (example: open flames, an
operating gas appliance or an operating electric heater)
and have a room size as specified below.
WARNING
Make sure installation, servicing, maintenance and repair
comply with instructions from Daikin and with applicable
legislation (for example national gas regulation) and are
executed only by authorised persons.
WARNING
If one or more rooms are connected to the unit using a
duct system, make sure:
▪ there are no operating ignition sources (example: open
flames, an operating gas appliance or an operating
electric heater) in case the floor area is less than the
minimum floor area A (m²).
▪ no auxiliary devices, which may be a potential ignition
source, are installed in the duct work (example: hot
surfaces with a temperature exceeding 700°C and
electric switching device);
▪ only auxiliary devices approved by the manufacturer
are used in the duct work;
▪ air inlet AND outlet are connected directly to the same
room by ducting. Do NOT use spaces such as a false
ceiling as a duct for the air inlet or outlet.
NOTICE
▪ Precautions shall be taken to avoid excessive vibration
or pulsation to refrigeration piping.
▪ Protection devices, piping and fittings shall be
protected as far as possible against adverse
environmental effects.
▪ Provision shall be made for expansion and contraction
of long runs of piping.
▪ Piping in refrigerating systems shall be designed and
installed such as to minimise the likelihood of hydraulic
shock damaging the system.
▪ The indoor equipment and pipes shall be securely
mounted and guarded such that accidental rupture of
equipment or pipes cannot occur from events such as
moving furniture or reconstruction activities.
CAUTION
Do NOT use potential sources of ignition in searching for
or detection of refrigerant leaks.
NOTICE
▪ Do NOT re-use joints and copper gaskets which have
been used already.
▪ Joints made in installation between parts of refrigerant
system shall be accessible for maintenance purposes.
2.1.1
Installation space requirements
CAUTION
The total refrigerant charge in the system cannot exceed
the requirements for minimum floor area of the smallest
room that is served. For minimum floor area requirements
for indoor units, see the installation and operation manual
of the outdoor unit.
WARNING
This appliance contains R32 refrigerant. For the minimum
floor area of the room in which the appliance is stored refer
to installation and operation manual of the outdoor unit.
NOTICE
▪ Pipework shall be protected from physical damage.
▪ Installation of pipework shall be kept to a minimum.
For the user
3
User safety instructions
Always observe the following safety instructions and regulations.
3.1
General
WARNING
If you are NOT sure how to operate the
unit, contact your installer.
WARNING
Children aged from 8 years and above
and persons with reduced physical,
sensory or mental capabilities or lack
of experience and knowledge can only
use this appliance if they have been
