Can you please check if the remote handset is this?
if yes, follow below
• Connect the system to the electrical current.
• Press the button
M and of the remote control and keep them pressed down for at least
5 seconds.
• The clock digits show the first configuration item (rAdr = remote address) and the temperature
digits show the default value of the respective configuration item (Ab = control of both indoor
units).
• Press the button
M repeatedly until "
ASt " appears.
• Press the buttons ∧ or ∨ to change the default value (OF) to the new value (ON).
• Press the button to send the new configuration to the unit.
• Press the button to exit the configuration menu.
To see other available configuration options, consult the table.
Item Viewfinder display Explanation Description
1 1 "rAdr" "A": remote unit A Remote address of indoor unit A.
"b": remote unit B Remote address of indoor unit B.
"Ab": remote units A and B Default address of the two units.
2 "UCFG" "HP": Heatpump Default address and heatpump
"AC": Cooling only Changes the cooling-only address
3 "UAdr" 1-240 with an increment of 1 Address of the CNN unit.
Default = 1.
4 "ZONE" 1-240 with an increment of 1 Zone number.
Default = 0.
5 "GFdn" 1-240 with an increment of 1 GFD number.
Default = 1.
6 "A St" "OF" : Shutdown mode Select the function mode after an
"On" : Automatic restart electrical power failure.
If no button is pressed for 30 seconds, the remote control automatically exits the
configuration menu and the entire procedure must be restarted.
NOTE
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