D – 508 C – 07/02 D – EN pag. 4/36
WARNING
This manual provides information about the features and standard procedure for the complete series.
All units are delivered from the factory complete with wiring diagrams and dimensional drawings including size and
weight for each model.
WIRING
DIAGRAMS
AND
DIMENSIONAL
DRAWING
S
MUST
BE
CONSIDERED
ESSENTIAL
DOCUMENTS
OF
THIS
MANUAL
In case of any discrepancy between this manual and the equipment’s document please refer
to
the wiring diagram and
dimensional drawings.
Installation
Receiving and handling
The unit should be inspected immediately after receipt for possible damage.
All items on the bill of lading should be carefully checked to ensure a complete shipment. The unit should be
carefully checked and shipping damages should be reported to the carrier. The unit serial plate should be checked
before unloading the unit to ensure that it agrees with the power supply available. Physical damage to the unit
after acceptance is not DAIKIN’s responsibility.
Responsibilities
DAIKIN declines all present and future responsibilities referred to injuries to people and damages to things and to
the unit, caused by operator's negligence, failure to respect installation/maintenance data from this manual, failure
to respect the current regulations regarding the safety of both the equipment and qualified personnel in charge of
the installation and the maintenance.
Servicing and maintenance personnel
Experienced personnel with specific training in refrigeration must carry out servicing and maintenance of the unit.
Regular checking of safety devices should be carried out, but routine maintenance should be carried out in line
with the recommendation list in the main section.
The simple design of the refrigeration circuit minimises potential problems during normal unit operation.
Safety
The unit must be suitably clamped to the ground.
It is necessary to follow these cautions and warnings.
- Lift the unit only using the proper tools that are able to support the weight of the unit fixed in the base frame on
the yellow holes.
- No admittance to unauthorised or unqualified personnel should be allowed.
- No operation on the electrical components is allowed without having switched off the power supply.
- No operation on the electrical components is allowed without using insulated platforms; no water or moisture
should be present.
- All operations on the refrigerant circuit and pressurised components are to be performed by qualified personnel
only.
- Replacing the compressor or adding oil may only be performed by qualified personnel.
- Sharp edges and coil surface are potential injury hazards. Avoid contact with them.
- Disconnect all electrical power supply to the unit while servicing the condenser fan motors. Failure to observe this
rule may cause bodily injuries.
- Avoid contamination with foreign bodies in the water piping when connecting the unit to the water system.
-
Fit a mechanical filter to the piping connected to the evaporator inlet.
-
The unit is equipped with safety relief valves installed on both high and low pressure side of the refrigerant
circuit.