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Provides detailed technical specifications for the air conditioning system.
Provides wiring diagrams and component identification for PCBs.
Explains key functions of the indoor unit.
Explains key functions of split type indoor units like flap and diffuser control.
Explains the defrost operation cycle and conditions.
Details how capacity is controlled, including low pressure and high pressure adjustments.
Describes the control mechanisms to prevent the indoor heat exchanger from freezing.
Explains how gas shortage malfunctions are detected and handled.
Explains how fan rotation speed is adjusted or stopped based on operating conditions.
Explains the operation and security of the 4-way valve.
Illustrates the flow of refrigerant through the system.
General diagram illustrating the flow of refrigerant through the system.
Shows refrigerant flow during defrost operation.
Details the functions and operation of the remote controllers.
Details the functions and buttons of the wireless remote controller.
Explains the procedures for conducting operating and installation tests.
Explains the procedure for conducting an operating test.
Guides troubleshooting for split type indoor units.
Guides troubleshooting based on the operation lamp status.
Lists error codes displayed on the remote controller and their meanings.
Guides troubleshooting for SkyAir indoor units.
Guides troubleshooting for outdoor unit related issues.
Troubleshooting steps when the unit runs but does not cool or heat.
Detailed procedure for removing motorized valves.
Procedures for disassembling the outdoor unit.
Piping diagrams for various outdoor unit models.
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General