8.2.3 15C
8.3 Main Protection
8.3.1 Three minutes delay at restart for compressor.
8.3.2 Sensor protection at open circuit and breaking disconnection.
8.3.3 Indoor fan delayed open function
----When system starts up, the louver will be active immediately, and the indoor fan will open after certain
time.
----If the system runs in heating mode, the anti-cold wind function has priority.
8.3.4 Fan speed is out of control (For the units used DC fan motor)
For console:
When indoor fan speed keeps too low (300RPM) for certain time, the unit will stop and the LED will display
the failure.
For other models:
When indoor fan speed keeps too low (lower than 300 RPM) for 50s, the indoor fan will shut off and restart
30s later, if protection happened 3 times when fan motor restart continuously, the unit will stop and the LED
will display the failure.
8.3.5 Inverter module protection
The Inverter module has a protection function about current, voltage and temperature. If these protections
happen, the corresponding code will display on indoor unit and the unit will stop working.
8.4 Operation Modes and Functions