To Next PageTo Next PageWhat to do if there is no communication for 2 minutes between indoor units on my Samsung Air Conditioner?
If your Samsung Air Conditioner displays a communication error for more than 2 minutes between indoor units, check the communication lines and ensure the system is properly set up and configured.
What to do if my Samsung AC042JXADCH/AA Air Conditioner displays an error for the outdoor, condenser, or discharge temperature sensor?
If your Samsung Air Conditioner shows an error related to the outdoor temperature sensor, condenser temperature sensor, or discharge temperature sensor, check the connections of these sensors. If they appear faulty, consider replacing them.
What to do if my Samsung AC042JXADCH/AA shows an error for the EVA-IN or EVA-OUT sensor?
If your Samsung Air Conditioner displays an error related to the EVA-IN or EVA-OUT sensor in the indoor unit (open/short), check the connections of these sensors. Replace them if necessary.
What to do if my Samsung AC042JXADCH/AA displays a room sensor error?
If your Samsung Air Conditioner displays an error related to the room sensor in the indoor unit (open/short), check the room sensor connections and replace the sensor if necessary.
General| Cooling Capacity | 4.2 kW |
|---|---|
| Power Source | 220-240V, 50Hz |
| Refrigerant | R410A |
| Energy Efficiency Ratio (EER) | 3.2 |
| Weight (Indoor Unit) | 9 kg |
Guidelines for safe and effective service procedures.
Warnings about static electricity and Product Liability.
Essential safety measures to prevent hazards during operation.
Additional important precautions for installation and operation.
Highlights the key features and benefits of the air conditioner.
Detailed technical specifications including performance and dimensions.
Lists and details optional accessories for the air conditioner.
Details specifications for the unit's filter.
Lists essential tools required for disassembly and reassembly.
Step-by-step guide for disassembling the indoor unit.
Step-by-step guide for disassembling the outdoor unit.
How to set unit address and installation options via remote.
Sequence for setting options using a wired remote controller.
Configuring unit options based on installation environment.
How to modify individual setting digits for options.
Reference table for model-specific option codes.
Preliminary checks before performing diagnostics.
Procedures for test run and viewing system status.
Explanation and operation of the energy-saving Eco Mode.
Troubleshooting specific to four-direction cassette models.
Troubleshooting common errors related to the wired remote controller.
Diagnosing issues based on observed symptoms.
Diagnosing indoor temperature sensor faults.
Diagnosing heat exchanger sensor faults.
Troubleshooting problems with the indoor unit fan.
Resolving communication errors after initial setup.
Diagnosing issues related to the indoor unit's float sensor.
Troubleshooting EEPROM circuit failures.
Diagnosing and resolving thermal fuse open errors.
Initial diagnosis for 3-phase products with no outdoor unit power.
Initial diagnosis for single-phase products with no outdoor unit power.
Troubleshooting indoor/outdoor communication errors (1 min).
Resolving communication errors between INV and MAIN MICOM.
Troubleshooting external sensor errors.
Diagnosing and resolving outdoor unit fan errors.
Troubleshooting compressor startup and rotation issues.
Resolving under-current and PFC over-current errors.
Troubleshooting IPM over-current errors.
Resolving DC link over-current and low-voltage errors.
Diagnosing and resolving gas leakage errors.
Troubleshooting pipe blocking errors.
Addresses miscellaneous troubleshooting issues and error codes.
PCB diagrams and parts list for the indoor unit.
Detailed diagram and parts for the indoor unit's main PCB.
Diagram and parts for the indoor unit's panel PCB.
PCB diagrams and parts list for the outdoor unit.
Diagram and parts for the outdoor unit's main PCB.
Diagram and parts for the outdoor unit's sub PCB.
Diagram and parts for the outdoor unit's SMPS.
Diagram and parts for the outdoor unit's main PCB (different models).
Diagram and parts for the outdoor unit's inverter PCB.
Diagram and parts for the outdoor unit's EMI PCB.
Wiring diagram for the indoor unit.
Wiring diagram for the outdoor unit.
Index to understand model name codes.
Guide to decode Indoor Unit model names.
Guide to decode Outdoor Unit model names.
Guide to decode Panel model names.
Diagram illustrating the air conditioner's refrigeration cycle.
