4
orma
perat
on
POWER UP
All segments of the LCD should be energized for five seconds. The
mode, fan, louver, desired temperature and configuration
information should be read from the EEPROM. If the EEPROM
values are not valid, the following should be used as defaults:
Operating Mode = AUTO..........................
Fan Speed = AUTO...............................
Desired Temperature = 72_F........................
_For_C= F....................................
Louver = AUTO.................................
Room Thermistor Override = OFF..................
Cooling only vs Heat/Cool Remote = Heat/Cool........
When switched on, the control display appears.
Setting Mode
Operation
Pressing the “MODE“ button will cause the mode to change. The
“MODE“ button must be released and then pressed again in order
to change to the next mode.
The active mode will always be lit in normal operation.
Available modes to select are:
Heat
Cool Remote:
OFF, COOL, DRY, FAN ONLY, AUTO, HEAT
Cooling Only Remote:
OFF,
FAN ONLYCOOL, DRY,
When the “MODE” button is not pressed for 15 seconds, the next
press will always switch the mode to OFF.
OFF
Mode:
ICONS Energized
S OFF Mode
S Room Temperature if configured for Room Thermistor
Override, otherwise nothing
Buttons available:
S “MODE“ b utton
AUTO, HEAT, COOL and DRY Modes:
ICONS Energized:
S Operation Mode ICON.
S Room Temperature if configured for Room Thermistor
Override (operated by Room Controller), otherwise user
selected temperature with the ”SET TEMP“ Icon.
S FAN/LOUVER Icon with the user selected Fan and
Louver
Buttons available:
S All buttons are available
AUTO Aut om at i c oper at i on
NOTE: The compressor and electric heater must be off for at least
30 Minutes, this time being necessary to pass from Heating to
Cooling, or Cooling to Heating. This will prevent the system from
switching between Heating and Cooling continuously.
COOL Cooling operation
DRY Dr yi ng oper at ion.
HEATHeating oper at i on.
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