1. Owner’s Manual
1.1 Turning the unit On or Off
Press the [On/Off] button to turn the unit On.
The word “ON” will appear on display.
Press the [On/Off] button again to turn the unit Off.
The word “OFF” will appear on display.
1.2 Adjusting the set-point temperature
Press the [+] or [-] buttons – the set-point temperature will flash.
Press the [+] or [-] again to adjust the set-point temperature.
Unit ON
Unit OFF
Note: the temperature display can be changed by technician to set-point only,
Please refer to DIP switch configuration.
Press the [Mode] button to switch between system modes:
1.3 Selecting system mode
Notes:
- The or icons will flash with demand for cooling or heating.
- The selection of Auto mode can be disabled by technician, please refer to DIP switch
configuration.
- In 2-Pipe system, with T2 change over sensor connected to the unit, the
system mode selection is disabled. “bO” will appear on display when
attempting to change the mode.
- In Cool Only configuration (please refer to technician settings) the Heat and
Auto modes are not selectable.
Cool
Heat
Auto mode
Fan only
1.4 Selecting fan speed
Press the [Fan] button to switch between fan speeds:
High
speed
Medium
speed
Low
speed
Auto
speed
Note: in “Auto speed” the letters “AF” and the active speed will appear on display.
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