Si04-115Main Function 17Part 4Part 4Part 4Part 4Main FunctionMain FunctionMain FunctionMain Function1. General Functionality.......................................................................................181.1 Functions of Thermistors........................................................................181.2 Operating Modes....................................................................................201.3 Frequency Principle................................................................................211.4 Defrost Control .......................................................................................231.5 Forced Operation Mode .........................................................................241.6 Wide-angle Flaps, Diffuser, Louveres and Autoswing............................251.7 Fan Speed Control for Indoor Units........................................................261.8Fan Speed Control for Outdoor Units.....................................................271.9 General Functions ..................................................................................281.10 Intelligent Eye.........................................................................................301.11 Good Sleep Cooling Control...................................................................321.12 Automatic Operation...............................................................................331.13 Input Current Control..............................................................................341.14 Freeze Protection Function in Cooling ...................................................351.15 Peak-Cut Control Function .....................................................................361.16 Four-Way Valve Function Compensation...............................................371.17 Compressor Protection Function............................................................381.18Wet Operation Protection .......................................................................391.19 Dew Condensation Sweating Prevention Function ................................40