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Displays:
TIMER: AUTO START/STOP FEATURE:
•  When the unit is on or off, first press 
 the Timer button. The TIMER ON 
indicator light illuminates indicating the 
Auto Start program has initiated.
•  When the time of TIMER ON is 
displayed, press the Timer button 
again. The TIMER OFF indicator light 
illuminates. It indicates the Auto Stop 
program has initiated.
•  Press or hold the UP ( 
 ) or DOWN 
(   ) button to change the Auto time 
by 0.5 hour increments, up to 10 hours, 
then at 1 hour increments up to 24 
hours. The control will count down the 
time remaining until start.
•  The selected time will register in 
5 seconds, and the system will 
automatically revert back to display the 
previous temperature setting or room 
temperature when the unit is on. (when 
the unit is off, there is no display.)
•  Turning the unit ON or OFF at any time 
or adjusting the timer setting to 0.0 
will cancel the Auto Start/Stop timed 
program.
•  If setting ON 0.5 and OFF 1 at the same 
time, the unit will be activated in 0.5 
hour, operates for 0.5 hour and then 
stops.
Displays
Shows the set temperature in “°C” or 
“°F” and the Auto-timer settings. While 
on Fan Only mode, it shows the room 
temperature.
Error codes:
AS - Room temperature sensor error - 
Unplug the unit and plug it back in. 
If error repeats, call for service.
  NOTE: In Fan Only mode, it will 
display “LO” or “HI.”
ES -  Evaporator temperature sensor error 
- Unplug the unit and plug it back in. If 
error repeats, call for service.
NOTE
If the unit shuts off unexpectedly due 
to the power outage, it will restart 
with the previous function setting 
automatically when the power resumes.
Operating
Instructions