Control Systems
56
II
II
Centralized control systems
COOL
AUTO
HEAT
⑥
③
①
⑥
⑦
⑧
⑤
②
④
No.
Name
Description
①
Indoor unit operation LED
It lights on when more than one indoor unit operates.
It flickers during indoor unit tracking process after power reset.
②
All ON button
Press All ON button to turn on all the indoor units.
③
All OFF button
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④
Group indoor unit
operation LED
It lights on when one indoor unit of the group is operating.
It also flickers when indoor unit has an error.
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address flickers.
⑤
Indoor unit control button
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⑥
Operation mode selection
switch
Set operation mode selection switch to a certain mode and press indoor unit control
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operation mode is delivered to the indoor unit.
⑦
Communication terminal
C1 C2 : No function
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⑧
Power terminal
AC200V~240V connection
;
Note
Press button 11 and button 15 together for 5 seconds to reset the OnOff controller.
Software reset
3. OnOff controller
3) Description of parts
MCM-A202DN
