Fujitsu UTY-RNRUZ2 Manuel d'utilisation - Page 4
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INTRODUCTION
■ SAFETY PRECAUTIONS
• The "SAFETY PRECAUTIONS" indicated in the manual
contain important information pertaining to your safety. Be
sure to observe them.
WARNING
In the event of a malfunction (burning smell, etc.), imme-
diately stop operation, turn off the electrical breaker, and
consult authorized service personnel.
Do not repair or modify any damaged cable by yourself. Let
the authorized service personnel to do it. Improper work
will cause an electric shock or a fire.
When moving, consult authorized service personnel for
uninstallation and installation of this unit.
Do not touch with wet hands. It may cause an electric
shock.
If children may approach the unit, take preventive mea-
sures so that they cannot reach the unit.
Do not repair or modify by yourself. It may cause a fault or
accident.
Do not use flammable gases near the unit. It may cause a
fire from leaking gas.
Dispose of the packing materials safely. Tear and dispose
of the plastic packing bags so that children cannot play with
them. There is the danger of suffocation if children play
with the original plastic bags.
This appliance is not intended for use by persons (including
children) with reduced physical, sensory or mental capa-
bilities, or lack of experience and knowledge, unless they
have been given supervision or instruction concerning use
of the appliance by a person responsible for their safety.
Children should be supervised to ensure that they do not
play with the appliance.
CAUTION
Do not set vessels containing a liquid on this unit.
Doing so will cause heating, fire or electric shock.
Do not expose this unit directly to water. Doing so will
cause trouble, electric shock or heating.
Do not place electrical devices within 1 m (40 in) of this
unit. It may cause malfunction or failure.
Do not use fire near this unit or place a heating apparatus
nearby. It may cause malfunction.
Do not touch the switches with sharp objects. Doing so will
cause injury, trouble, or electric shock.
Do not insert articles into the slit parts of this unit. Doing so
will cause trouble, heating, or electric shock.
En-3
This mark indicates procedures
which, if improperly performed,
might lead to the death or serious
injury of the user.
This mark indicates procedures
which, if improperly performed,
might possibly result in personal
harm to the user or damage to
property.
■ SYSTEM OUTLINE
1 Terminology
System related terms (♦ is for VRF system)
(a) VRF system ♦:
VRF (Variable Refrigerant Flow) is a large multi system
that effectively air conditions a wide variety of spaces
from large buildings to personal residences.
(b) Other system:
Multi or single type air conditioning system other than
VRF system.
(c) Heat recovery system ♦:
The indoor unit connects to the outdoor unit via an RB
unit in this system. RB units of single type and 4-sys-
tem multi type are available. When a certain RB Group
indoor units is performing cooling operation, other RB
Group indoor units can perform heating operation.
Please refer to (e) for RB Group. An indoor unit con-
nected to an outdoor unit without going through an RB
unit are for cooling only.
(d) Heat pump system:
This is standard system. In this system, the indoor units
can not perform the cooling operation and the heating
operation at the same time.
(e) RB Group [for heat recovery system] ♦:
A group of indoor units connected to a single type RB
unit or each system of a multi type RB unit. In the RB
Group, the indoor units can not perform cooling opera-
tion and heating operation at the same time.
(f)
R.C. Group (Remote Controller Group):
This forms a group by connecting indoor units by remote
controller cable. One indoor unit which is ungrouped is
an R.C. Group, too. It is the minimum unit of operation.
(g) Refrigeration system:
This is a system composed of indoor units and outdoor
units connected by the same refrigerant piping.
(h) System ♦:
This is 1 or 2 or more refrigerant systems connected by
the same transmission cable.
(i)
Central controller ♦:
A central remote controller can control multiple R.C.
Groups. There is a system controller, Touch panel con-
troller, and a central remote controller.
(j)
Standard remote controller:
A standard remote controller can control 1 R.C. Group
only. This unit corresponds to this. This unit cannot be
used together with a 3-wire type wired remote controller.
A wireless remote controller can be used together with
this unit.
Address related terms
(k) Indoor unit address ♦:
This is an ID individually assigned to each indoor unit.
(l)
Remote controller address:
This is an ID individually assigned separately from the
indoor unit address to indoor units which form an R.C.
Group.