
1. PREFACE
2
1.2 Safety precautions
ELECTRICAL POWER MUST BE SWITCHED OFF
BEFORE STARTING ANY WORK ON JUNCTION BOXES
The aim of this manual is to provide instructions for installation, commissioning, operation.
WARNING !
The installation, commissioning and
maintenance of these machines should be
performed by qualified personnel having a
good knowledge of standards and local
regulations, as well as experience of this
type of equipment.
WARNING !
Any wiring produced on site must comply
with local electrical regulations.
WARNING !
Ensure that the electrical supply
corresponds to the specification indicated
on the unit's maker's plate before
proceeding with the connection in
accordance with the wiring diagram
supplied.
WARNING !
The unit must be EARTHED to avoid any
risks caused by insulation defects.
WARNING !
No wiring must come in contact with the
heat source or the fan rotating parts.
WARNING !
Preparation for shutting down the unit for a
prolonged period if the installation does
not contain glycol, the evaporator and the
chilled water pipes need to be carefully and
completely drained of water.
WARNING!
In preparation for shutting down the unit for a
prolonged period the condenser and the chilled
water pipes on the reversible unit need to be
carefully flushed with fresh water( during 15
minutes by the outlet) and then completely
drained of water.
Take care !
The unit should be handled using lifting and
handling equipment appropriate to the unit's
size and weight.
Take care !
It is forbidden to start any work on the
electrical components without switching off
the electrical supply to the unit.
Take care !
It is forbidden to start any work on the
electrical components if water or high
humidity is present on the installation site.
Take care !
When the unit is being connected, ensure that
no impurities are introduced into the pipe
work and the water circuits.
Take care!
The setting water temperature can not over 40℃ ,
0
(105 F)to assure the unit running safety.
Take care!
An insulated pipe for protection must be used for
the 3-core signal wire at the wire outlet for outdoor
installation.
Take care!
Use copper supply wires.
The Manufacturer's warranty will not apply if the installation
recommendations listed in this manual are not followed.