Fisher FSAI-SU-90AE2 Service Manual page 35

7.4.5.4 The outdoor fan operates the same as in cooling mode.
7.4.6 Forced operation function
7.4.6.1 Enter forced operation function:
When the machine is off, pressing the touch button will carry the machine to forced auto mode. If
pressing the button once again within 5 seconds, the machine will turn into forced cooling mode.
In forced auto, forced cooling or any other operation mode, pressing touch button will turn off the
machine.
7.4.6.2 In forced operation mode, all general protections and remote control are available.
7.4.6.3 Operation rules:
Forced cooling mode:
The compressor runs at F2 frequency and indoor fan runs as breeze. After running for 30 minutes. the
machine will turn to auto mode as 24℃ setting temperature.
Forced auto mode:
The action of forced auto mode is the same as normal auto mode with 24℃ setting temperature.
7.4.7 Auto-Restart function
The indoor unit is equipped with auto-restart function, which is carried out through an auto-restart
module. In case of a sudden power failure, the module memorizes the setting conditions before the
power failure. The unit will resume the previous operation setting (not including swing function)
automatically after 3 minutes when power returns.
If the memorization condition is forced cooling mode, the unit will run in cooling mode for 30 minutes
and turn to auto mode as 24℃ setting temp.
If AC is off before power off and AC is required to start up now, the compressor will have 1 minute
delay when power on. Other conditions, the compressor will have 3 minutes delay when restarts.
7.4.8 8℃ Heating(optional)
When the compressor is running, the indoor fan motor will run without anti-cold air function.
When the compressor is off, the indoor fan motor is off .
7.4.9 Frequency limitation protection
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