About The System; System Layout - Daikin FXFN71A2VEB Installation And Operation Manual

WARNING
NEVER replace a fuse with a fuse of a
wrong ampere ratings or other wires
when a fuse blows out. Use of wire or
copper wire may cause the unit to
break down or cause a fire.
CAUTION
After a long use, check the unit stand
and fitting for damage. If damaged, the
unit may fall and result in injury.
CAUTION
Before accessing terminal devices,
make sure to interrupt all power supply.
DANGER: RISK OF
ELECTROCUTION
To clean the air conditioner or air filter,
be sure to stop operation and turn all
power supplies OFF. Otherwise, an
electrical shock and injury may result.
WARNING
Be careful with ladders when working
in high places.
WARNING
Do NOT let the indoor unit get wet.
Possible consequence: Electrical
shock or fire.
About the refrigerant (see "7.3 About the
WARNING
▪ Do NOT pierce or burn refrigerant
cycle parts.
▪ Be aware that the refrigerant inside
the system is odourless.
WARNING
The R744 refrigerant (CO
unit is odourless, non-flammable and
normally does NOT leak.
ALWAYS install a CO
according to the specifications of
standard EN378.
If the refrigerant leaks in high
concentrations in the room, it may have
negative effects on its occupants such
as asphyxiation and carbon dioxide
FXFN50~112A2VEB
CO₂ Conveni-Pack: indoor unit
3P672850-1B – 2022.01
refrigerant" [ 4 11])
) inside the
2
detector
2
poisoning. Ventilate the room and
contact the dealer where you
purchased the unit (see
refrigerant leak
Do NOT use the unit until a service
person confirms that the part from
which the refrigerant leaked has been
repaired.
Troubleshooting (see "8 Troubleshooting" [ 4 12])
WARNING
Stop operation and shut OFF the
power if anything unusual occurs
(burning smells etc.).
Leaving the unit running under such
circumstances may cause breakage,
electrical shock or fire. Contact your
dealer.
4

About the system

NOTICE
The appliance shall be stored so as to prevent mechanical
damage.
WARNING
Do NOT modify, disassemble, remove, reinstall or repair
the unit yourself as incorrect dismantling or installation may
cause an electrical shock or fire. Contact your dealer.
NOTICE
Do NOT use the system for other purposes. In order to
avoid any quality deterioration, do NOT use the unit for
cooling precision instruments, food, plants, animals, or
works of art.
NOTICE
For future modifications or expansions of your system:
A full overview of allowable combinations (for future
system extensions) is available in technical engineering
data and should be consulted. Contact your installer to
receive more information and professional advice.
CAUTION
If this unit is equipped with an electrically powered safety
measure, such as a CO
supply), in order to be effective, the unit must be
electrically powered at all times after installation, except for
short service periods.
4.1

System layout

INFORMATION
The following illustration is an example and might NOT
match your system layout.
4 About the system
"7.3.1 About
detection" [ 4 11]).
refrigerant leak detector (field
2
Installation and operation manual
7