What to do if my Panasonic Air Conditioner unit does not work?
- RrobertabutlerAug 25, 2025
If your Panasonic Air Conditioner unit isn't working, check if the circuit breaker is tripped and check if timers have been set.

What to do if my Panasonic Air Conditioner unit does not work?
If your Panasonic Air Conditioner unit isn't working, check if the circuit breaker is tripped and check if timers have been set.
Why does my Panasonic CU-E12LKE make a water flowing sound during operation?
The water flowing sound you hear during the operation of your Panasonic Air Conditioner is due to refrigerant flow inside the unit.
Why does airflow continue from my Panasonic CU-E12LKE even after operation has stopped?
The airflow that continues from your Panasonic Air Conditioner even after operation has stopped is due to the extraction of remaining heat from the indoor unit, which can take up to 30 seconds.
Why is operation delayed a few minutes after I restart my Panasonic CU-E12LKE Air Conditioner?
The delay in operation after restarting your Panasonic Air Conditioner is a protection mechanism for the unit’s compressor.
Why does the indoor fan stop occasionally during automatic fan speed setting on my Panasonic Air Conditioner?
The indoor fan in your Panasonic Air Conditioner stops occasionally during automatic fan speed setting to help remove surrounding odors.
Why does the indoor fan stop occasionally during heating operation on my Panasonic CU-E12LKE?
The indoor fan in your Panasonic Air Conditioner stops occasionally during heating operation to avoid unintended cooling effect.
Why is the power indicator blinking before the unit is switched on in my Panasonic CU-E12LKE?
The blinking power indicator before the unit is switched on in your Panasonic Air Conditioner is a preliminary step in preparation for operation when the ON timer has been set.
Why does my room have a peculiar odour when using Panasonic CU-E12LKE Air Conditioner?
A peculiar odour in the room when using your Panasonic Air Conditioner may be due to a damp smell emitted by the wall, carpet, furniture, or clothing.
What to do if Patrol sensor or e-ion indicator on the indoor unit is blinking on my Panasonic CU-E12LKE Air Conditioner?
To resolve this, stop the Patrol or e-ion operation and then restart it. If the patrol sensor or e-ion indicator continues to blink, please consult an authorized dealer.
| Cooling Capacity | 3.5 kW |
|---|---|
| Heating Capacity | 4.0 kW |
| Power Supply | 220-240V, 50Hz |
| Refrigerant | R410A |
| Indoor Unit Dimensions (W x H x D) | 870 x 290 x 214 mm |
| Weight (Indoor Unit) | 9 kg |
| Operating Temperature (Heating) | -15°C to 24°C |
| Operating Temperature (Cooling) | 43 °C |
Explains warning, caution, prohibition, and compulsory symbols used in the manual.
Lists safety measures for indoor, outdoor units, and remote control usage.
Specifies the acceptable indoor temperature ranges for cooling and heating operations.
Warns against using modified cords, sharing outlets, and operating with wet hands.
Advises on replacing damaged cords and the importance of earthing for electrical safety.
Instructs on turning off power during emergencies or strong lightning.
Specifies operating temperature limits for cooling and heating for single split outdoor units.
Details simultaneous/individual operation of indoor units and mode priority.
Provides temperature ranges for cooling and heating for multi split outdoor units.
Provides instructions for cleaning the indoor unit, front panel, filters, and e-ion generator.
Describes key indoor unit parts like louvers, sensors, receivers, and their handling.
Covers remote control indicators, turning the unit on/off, and setting temperature.
Details selection of operation modes (AUTO, HEAT, COOL, DRY) and fan speed options.
Explains adjusting airflow direction and features for humidity and quiet operation.
Describes ECO PATROL functions for monitoring presence and saving energy.
Details PATROL sensor for air quality monitoring and e-ion for air purification.
Explains quick temperature adjustment and setting ON/OFF timers.
Lists common operating sounds or conditions that do not indicate a unit fault.
Provides a checklist of common issues and their solutions before contacting service.
Describes how to retrieve error codes using the remote control.
Provides guidance for inspection after non-use and preparing for extended periods.
Lists conditions requiring immediate consultation with an authorized dealer.
Explains symbols and procedures for collecting and disposing of old electrical equipment.
Provides information on the proper collection and disposal of used batteries.
Instructions for inserting batteries, closing the cover, and setting the clock.
Details how to select operation modes like AUTO, HEAT, COOL, and DRY.
Explains how to start/stop the unit and select the desired temperature.












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