Control Systems
V-18
1
1
Individual control system
PCB Description
No. Name Description
Option switches
It is possible to set additional functions
for wired remote controller.
Software upgrade connector It is used to upgrade the micro-controller’s software.
Communication & Power connector
- Red, blue wire : Connection to indoor unit (F3/F4).
- Orange, yellow wire :Connection to indoor unit (V1/V2).
1
2
3
1-3. Wired remote controller
2) MWR-WS00
(3) Description of buttons and functions
(4) Additional functions
1
2
3
Tracking function
If an additional indoor unit is connected to the wired remote controller,
Function
If a connected indoor unit is deleted.
If wired remote controller is replaced.
it is compulsory to carry out Tracking in the wired remote controller for indoor units.
Press both Set button and Cancel button on the wired remote controller for 5 seconds.
Then LCD backlight is turned on again and the temperature display is shown like below.
At this time, there is no change in the operation status of the indoor unit.
Control
1
2
3
Switch No.
SW 1
SW 2
SW 3
SW 4
SW 5
SW 6
SW 7
SW 8
OFF
For cooling and heating model
Able to use both wireless remote controller and wired remote
controller for indoor unit control.
If two wired remote controllers are used to control 1 indoor
unit (group), it is set as a master wired remote controller.
Temperature display in Celsius (°C).
Use the temperature sensor in the indoor unit for indoor unit
control.
No function
No function
Service mode monitoring
ON
For cooling model only (If the operation mode is selected,
heating operation display is skipped.)
Unable to use wireless remote controller.
If two wired remote controllers are used to control 1 indoor
unit (group), it is set as a Slave wired remote controller.
Temperature display in Fahrenheit (°F).
Use the temperature sensor in the wired remote controller for
indoor unit control.
Use the average value of temperature sensors of wired remote
controller and indoor unit for indoor unit control.
No function
Service mode setting
Able to set an additional function for wired remote controller
with the 8 option switches on the PCB of wired remote controller.
❈ Default switch settings are all OFF.
❈ Tracking is underway.
Function keys
Option switch
05-1_control systems(002~045) 3/15/08 4:09 Page 18
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