To Next PageTo Next PageWhat to do if my Samsung UH090EAV displays a 'Communication error between indoor/outdoor unit INV and Main Micom (1 min.)'?
If your Samsung Air Conditioner displays a communication error between the indoor/outdoor unit INV and Main Micom (1 min.), check the Main MICOM and the inverter MICOM.
What to do if my Samsung Air Conditioner showing outdoor temperature sensor error?
If your Samsung Air Conditioner displays an outdoor temperature sensor error, check the connection status of the sensor, its location, and the resistance values of the sensor.
What to do if my Samsung UH090EAV displays a gas leakage error?
If your Samsung Air Conditioner displays a gas leakage error, verify that the refrigerant is filled and check the indoor EVA sensor.
What to do if my Samsung UH090EAV Air Conditioner showing outdoor fan 1 error?
If your Samsung Air Conditioner displays an outdoor fan 1 error, check the input power connection status, the connection between the motor and PCB in the outdoor unit, and the fuse of the indoor/outdoor units.
What to do if my Samsung UH090EAV Air Conditioner showing outdoor fan 2 error?
If your Samsung Air Conditioner displays an outdoor fan 2 error, check the connection status of input power, the connection status of the motor and outdoor PCB, and the fuse of the indoor/outdoor unit.
What to do if my Samsung UH090EAV Air Conditioner displays a 'Discharge current error/ PFC over-current error'?
If your Samsung Air Conditioner displays a discharge current error or PFC over-current error, check the input power, ensure refrigerant is filled, and verify the outdoor fan operates normally.
What to do if my Samsung Air Conditioner displays a 'Dismount of indoor unit Eva In sensor' error?
If your Samsung Air Conditioner displays a 'Dismount of indoor unit Eva In sensor' error, check if the drainage pipe has been dismounted.
What to do if my Samsung Air Conditioner displays a '[inverter] Current sensor error'?
If your Samsung Air Conditioner displays an inverter current sensor error, check if the PCB operates normally.
What to do if my Samsung UH090EAV displays a '1min. Time out Comm. (Display Board : Onboard : Indoor ? Outdoor)' error?
If your Samsung Air Conditioner displays a 1-minute time out communication error, check the indoor unit connection and the indoor unit option.
What to do if my Samsung Air Conditioner displays a 'Non-connection error of indoor and outdoor Communication wire (connected to the power terminal)'?
If your Samsung Air Conditioner displays a non-connection error of indoor and outdoor communication wire connected to the power terminal, check the status of the power connection and the connection status of the communication line.
General| Brand | Samsung |
|---|---|
| Model | UH090EAV |
| Category | Air Conditioner |
| Language | English |
Guidance on proper installation and electrical connections for safe operation.
Safe handling during operation, proper unit disposal, and general safety guidelines.
Highlights the main characteristics and advantages of the air conditioner units.
Provides comprehensive data on performance, dimensions, power, and components.
Compares specifications between development and comparative models.
Lists available accessories and optional components for the units.
Identifies essential tools required for performing disassembly and reassembly tasks.
Step-by-step instructions for dismantling the indoor air conditioner unit.
Step-by-step instructions for dismantling the outdoor air conditioner unit.
Diagnosing errors shown on the indoor unit display and remote controller.
Interpreting LED status lights on the outdoor unit for error detection.
Methods for configuring unit settings using the remote control options.
Essential checks to perform before starting detailed troubleshooting procedures.
Systematic diagnosis of problems based on observed symptoms and error codes.
Guidelines for inspecting Printed Circuit Boards (PCBs) and related components.
Visual breakdown and part list for the indoor unit and its associated assemblies.
Visual breakdown and part list for the outdoor unit and its associated assemblies.
Visual breakdown and part list for the Assy Control Out assembly.
Schematic block diagrams illustrating the functional sections of various PCBs.
Comprehensive lists of components for each identified PCB assembly.
Detailed circuit diagrams for the indoor unit's electronic components.
Detailed circuit diagrams for the outdoor unit's electronic components.
Visual representation of the refrigerant flow and cycle within the air conditioning system.
Explains the structure and meaning of the product model codes.
