Kaysun KC-FCS2 Operating instructions

INSTALLATION & OWNER’S MANUAL
Wired Controller
KC-FCS2
Thank you very much for purchasing our product.
Before using your unit, please read this manual carefully and keep it for future reference.

•This manual gives detailed description of the precautions that
should be brought to your attention during operation.
•In order to ensure correct service of the wired controller
please read this manual carefully before using the unit.
•For convenience of future reference, keep this manual after
reading it.
16117100001793 V.E

CONTENTS
1 OPERATION
•1.1 Operation precautions ........................................01
•1.2 Operation conditions...........................................02
•1.3 Main functions.....................................................02
•1.4 User interface .....................................................03
•1.5 Instructions for use .............................................04
•1.6 Further details.....................................................05
2 INSTALLATION
•2.1 Safety precautions ..............................................06
•2.2 Installation accessory .........................................07
•2.3 Installation dimensions .......................................08
•2.4 Installation method..............................................09
•2.5 Schematic drawing of installation ....................... 16

0201
1 OPERATION
1.1 Operation precautions
•Read the safety precautions carefully before installing, and
must be obeyed.
WARNING
Means improper handling may lead to severe injury.
CAUTION
Means improper handling may lead to personal injury.
•This manual uses the following icons:
Prohibit Follow the guide lines
Please entrust the distributor or professionals to install the unit.
Before cleaning or maintenance, please cut o󰀨 the power, and
prohibit to use water for washing, to prevent electrical shock.

02
Do not operate by wet hand, to prevent electrical shock.
Do not use pesticide, disinfectant and ammability spray
materials to spray directly, otherwise will cause re or
deformation.
Do not peel o󰀨 the button and the cover by hand, to prevent
electrical shock.
1.2 Operation conditions
Voltage input DC 5V
Ambient temperature range
(Stable operating environment) -10~43°C
Ambient humidity range ≤ RH90%
1.3 Main functions
1. Connected to IDU main control board via 5-core shielded
cable;
2. Setting IDU operating status by tapping touch keys;
3. LED display.

0403
1.4 User interface
On/Off Button
Mode Button
Backlight Button
Fan Speed
Button
Temp. Setting
Button
Cooling Heating Auto
Automatic Fan Speed
Dry
Display Area Of the
Wired Controller
Remote Signal
Receiving Area
Temperature
Fan Speed
Running Indicator

04
1.5 Instructions for use
1.5.1 Basic setting
2345
1
Cooling Heating AutoDry
1
3
2
4
5
Tap Mode button
The operating mode changes in the following
order:
Adjust temperature
Temperature range 17°C~30°C
Tap Fan Speed button
Seven fan speeds and Auto available.
Tap On/O󰀨 button
To start the unit and send all the congured
parameters.
Tap Backlight button
Backlight is on by default. Tap Backlight
button to turn it o󰀨.

0605
1.6 Further details
1.6.1 Supplementary instructions
•Fan Speed button
Fan speed cannot be set in Dry/Auto mode (Auto displayed).
•Backlight mode:
1) Steady On: means backlight is normally on.
Tapping to start the unit can enter the backlight steady
on mode.
If backlight is o󰀨, tapping can switch to steady on mode.
2) Auto O󰀨: means backlight is automatically o󰀨 after 4s.
If backlight is o󰀨, tapping any button (except backlight and
On/O󰀨) can switch to Auto O󰀨 mode.
1.6.2 Remote control receiving function
• Applies to specic models only.
CAUTION
Do not peel o󰀨 the buttons and liquid crystal cover, to
prevent electric shock!

06
2 INSTALLATION
2.1 Safety precautions
•Read the safety precautions carefully before installing the
unit.
•Stated below are important safety issues that must be
obeyed.
WARNING
•Please entrust the distributor or professionals to
install the unit, do not install the unit by the user.
•Do not uninstall the unit randomly.
•The wiring should adapt to the wired controller
current.
• The specied cables shall be applied in the wiring.
No external force may be applied to the terminal.
•The circuit of wire controller is low voltage circuit,
do not contact to the high voltage circuit, and can
not be arranged in the same wiring pipe with the
high circuit, the distance between the wiring pipes
should at least more than 300~500mm.

0807
• Do not connect transition or extended connection in the
middle of the wirings of the wire controller.
2.2 Installation accessory
• Please conrm that all the following parts have been
supplied.
No. Name Qty Remarks
1 Wire controller 1 Used to control the IDU main unit.
2 M4×20 Philips head screw 2 Used to install the wired controller onto the
wall.
3Installation and operation
manual 1Used to guide the operation and installation of wired controller.
4 Plastic bolt 2 Used to install the wired controller onto the
wall.
5 Connection cable set 1 Used to connect the IDU main control
board and the wired controller.