4
CAUTION
IMPORTANT!
Pay the utmost attention to the signs and symbols located on
the appliance.
CAUTION
IMPORTANT!
IMPORTANT!
In the case of a water supply with a particularly high content
of hard water salts,it is advisable to fit a water softener.
2.1.7 Information about further risks and unavoidable hazards
If any risks remain is spite of the provisions adopted,or if
there are any potential or hidden risks,there are indicated by
adhesive labels attached to the machine.
INSTALLATION PLACE INSTRUCTION
Controller installation place
(For suspending mounted, it is not allow to install the cabinet at here.)
According to the users' need,controller can be installed in left
side, right side or wall-fixed.
T h e d e t a i l s o f i n s t a l l a t i o n m e t h o d s a c c o r d i n g t o t h e
installation manual for controller.
I&O manual
For safety, please shut off the power before maintenance.
Only use original spare parts and accessories.The company
shall not be held liable for damage caused by tampering or
work carried out by unauthorised personnel or malfunctions
caused by the use of non-original spare parts or accessories.
Start/stop the unit.
Select between the three blower speeds.
Thermostat adjustment and maintenance of the desired ambient
temperature.
Switching between operationg modes:cooling and heating.
Constant ventilation control.
Specific instructions for use are supplied with the controllers
themselves.
The following operations can be carried out using the control
panels:
2.1.8 Prolonged shutdown
CAUTION
IMPORTANT!
If the unit is not used during the winter period,the water
contained in the system may freeze.
If the machine is going to be out of use for long periods of
time,it is necessary to disconnect the unit from the mains by
opening the main switch (which is required to be fitted by the
installer).
If the unit is not used during the winter period,the water
contained in undertaken in good time.
Alternatively,a suitable quantity of anti-freeze should be
mixed with the water.
Cooling
Heating
Fig.2-7
Fig.2-5
Fig.2-6
LOW
MID
HIGH
SH
black
blue
Fan motor
TV3a
3-way
valve
FAN COIL UNIT CONTROLLER
N
L
POWER
blue
black
butted plug
butted plug
orange blue
yellow
blue
brown
brown yellow white black
red
brown yellow white black
red