Why is the operation lamp flashing and the timer lamp off on my Midea Air Conditioner?
If the operation lamp flashes and the timer lamp is off, check the connector connections and repair them if necessary. Also, verify if voltage is being applied to the fan motor. If not, the indoor PCB might be defective. Finally, the fan motor itself could be defective.
What does it mean when the operation lamp is on and the timer lamp flashes on my Midea MSR1-12HRN1-QC2 Air Conditioner?
If the operation lamp is on and the timer lamp flashes, this indicates an EEROM error, suggesting that the indoor PCB is defective.
General| Brand | Midea |
|---|---|
| Model | MSR1-12HRN1-QC2 |
| Category | Air Conditioner |
| Language | English |
General safety instructions to prevent injury and property damage.
Specific warnings related to installation, electrical work, and product handling.
Important cautionary advice for installation and operation.
Lists indoor and outdoor unit model names by series and capacity.
Details the dimensions (W, H, D) for various indoor unit models.
Provides dimensions and clearance specifications for outdoor units.
Illustrates the refrigerant flow for cooling-only air conditioners.
Diagrams the refrigerant flow for heat pump models, including heating.
Detailed wiring diagrams for various indoor unit models.
Wiring diagrams illustrating connections for outdoor units.
Specifies torque values for pipe connections during installation.
Recommendations for selecting power cords based on appliance current.
Details pipe length limits and refrigerant amount adjustments.
Step-by-step guide for air purging using a vacuum pump.
Procedure for purging air with refrigerant during initial installation.
Instructions for adding refrigerant when pipe length exceeds 5m.
Procedure for adding refrigerant to systems after extended operation.
Steps for collecting refrigerant before indoor unit repair.
Purging refrigerant after re-installation of the indoor unit.
Procedure for evacuating the entire system during outdoor unit repair.
Process for charging refrigerant after outdoor unit re-installation.
Lists temperature limits for cooling, heating, and drying modes.
Important notes regarding operating conditions and potential issues.
Defines technical abbreviations used in the manual.
Explanation of icons and indicators on the indoor unit display.
Details various protection features like time delay and current protection.
Describes fan modes, compressor rules, and outdoor/indoor fan operation.
Protection functions related to evaporator and condenser temperatures.
Rules governing compressor and fan operation during heating.
Indoor fan running rules specific to heating mode.
Explanation of anti-cold wind feature and auto fan logic.
Details conditions for entering and exiting defrosting mode.
Defrosting conditions tailored for different model series.
Visual guide to defrosting actions and auto mode operation.
Describes the operation and rules for the drying mode.
Details on forced operation modes and timer settings.
Explanation of sleep mode features and auto-restart function.
Lists error codes and associated failures for indoor units.
Diagnostic steps for troubleshooting indoor fan speed issues.
Troubleshooting steps for open/short circuits in temperature sensors.
Diagnostic procedures for over current protection faults.
Troubleshooting steps for EEPROM parameter errors.
Diagnostic process for zero crossing detection errors.
Troubleshooting for indoor/outdoor unit communication errors.
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