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Michael TaylorSep 13, 2025
What to do if my Samsung Air Conditioner shows E403 error?
- LlewistravisSep 13, 2025
If your Samsung Air Conditioner is showing the E403 error, check the outdoor condenser.
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If your Samsung Air Conditioner is showing the E403 error, check the outdoor condenser.
General| Cooling Capacity | 3.6 kW |
|---|---|
| Heating Capacity | 4.0 kW |
| Energy Efficiency Ratio (EER) | 3.21 |
| Power Supply | 220-240V, 50Hz |
| Refrigerant | R410A |
| Indoor Unit Weight | 9.5 kg |
| Type | Wall Mounted |
| Outdoor Unit Noise Level | 50 dB(A) |
| Outdoor Unit Dimensions (WxHxD) | 720 x 495 x 270 mm |
| Power Consumption (Cooling) | 1.12 kW |
| Power Consumption (Heating) | 1.2 kW |
| COP (Heating) | 3.3 |
| Air Flow Rate (Cooling) | 10.5 m³/min |
Step-by-step guidelines for servicing air conditioner units, including part selection and assembly.
Essential safety rules for electrical handling, grounding, and preventing hazards.
Safety measures for handling refrigerants and welding air conditioner pipes to prevent hazards.
Step-by-step instructions for disassembling various types of indoor unit components and panels.
Step-by-step instructions for disassembling various types of outdoor unit components, including covers and fans.
Procedures for diagnostic checks, test operations, and understanding LED display indicators for troubleshooting.
Detailed guide to identifying and resolving common indoor and outdoor unit errors and abnormal conditions.
Detailed wiring diagrams illustrating connections for various indoor unit types and LED error indicators.
Comprehensive wiring diagrams for outdoor units, showing PCB connections, error codes, and component identification.
