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15.2.2 RESET (RC) 
  To clear and restore the remote control setting to factory default. 
o  Press once to clear the memory 
 
15.2.3 RESET (AC) 
  To restore the unit’s setting to factory default 
o  Press once to restore the unit’s setting. 
15.2.4 TIMER ▲ 
  To change indoor unit indicator’s LED intensity 
o  Press continuously for 5 seconds. 
 
15.2.5 TIMER ▼ 
  To change remote control display from Degree Celsius (°C) to Degree Fahrenheit (°F) 
o  Press continuously for 10 seconds.