Installation Guide
 Page 6
Overview - Display
mrcool.com
1. Digital Display:
Displays the Temperature Setting when the air conditioner is operational.
Displays the Room Temperature when in FAN mode.
Displays the self-diagnostic codes.
Displays “ ON” for three seconds when the Timer is ON and/or Fresh, Swing, Turbo, or Silence  
feature is activated.
Displays “ OF” for three seconds when the Timer is switched OFF .
Displays “ OF” for three seconds when the Fresh, Swing, Turbo, or Silence feature is canceled.
Displays “ dF” when  Defrosting  operation is active.
Displays “ cF” w
hen  Anti-Cold Air feature is active in HEAT mode (when air temp is low).
Displays “ SC” during  Self Clean operation (if feature is available).
Displays “ FP” when Freeze Protection is active, operating under 46.4 °F (8 °C) (if feature is 
available).
2. Units of Measurement:
Displays “ °C” for Celsius or, “ 
°F
” for Fahrenheit. Default units are “
°F
” (Fahrenheit) and can be 
switched by simultaneously pressing and holding both the up and down buttons on the remote 
control. 
According to the operation mode (heat/cool, etc.), the Units of Measureme
nt will display in 
  · Under Cool or Dry mode, it always displays as cool colors (Blue).
  · Under Heat mode, it always displays as a warm color (Red).
3. Wireless Mode:
Displays when the wireless control feature is activated. 
NOTE: A guide for using the infrared remote can be found in the “Remote Control User Manual” 
which is included in this literature package. 
4. Energy Saving Mode:
Displays when Energy Saving Feature is active. Not available on units not equipped with this feature. 
°
ECO
3
4
2
Fig. 1.2
Display (on front panel of indoor unit) 










