Why is my Panasonic CS-S18KKQ making a water flowing sound during operation?
- JJacob Huang PhDSep 4, 2025
The water flowing sound you hear during the operation of your Panasonic Air Conditioner is due to the refrigerant flow inside the unit.
Why is my Panasonic CS-S18KKQ making a water flowing sound during operation?
The water flowing sound you hear during the operation of your Panasonic Air Conditioner is due to the refrigerant flow inside the unit.
What to do if my Panasonic CS-S18KKQ Air Conditioner stops and the timer indicator blinks?
Use the remote control to retrieve the error code.
What to do if Patrol sensor or e-ion indicator on the indoor unit of my Panasonic CS-S18KKQ Air Conditioner is blinking?
Stop Patrol or e-ion operation then restart it. If the patrol sensor or e-ion indicator still blinking, please consult authorized dealer.
Why is there inconsistent air flow during PATROL operation in my Panasonic CS-S18KKQ Air Conditioner?
The inconsistent airflow during PATROL operation in your Panasonic Air Conditioner is because the fan speed is adjusted automatically during patrol operation.
Why is my Panasonic Air Conditioner making a cracking sound during operation?
The cracking sound you hear during the operation of your Panasonic Air Conditioner is caused by changes in temperature, leading to the expansion and contraction of the unit.
Why does the power indicator blink on my Panasonic CS-S18KKQ Air Conditioner before it is switched on?
The blinking power indicator on your Panasonic Air Conditioner before it's switched on is a preliminary step in preparation for operation when the ON timer has been set.
Why is there an operation delay after I restart my Panasonic Air Conditioner?
The delay you experience after restarting your Panasonic Air Conditioner is a protection mechanism for the unit’s compressor.
Why does my Panasonic CS-S18KKQ Air Conditioner indoor fan stop occasionally during automatic fan speed setting?
The indoor fan in your Panasonic Air Conditioner stops occasionally during automatic fan speed setting to remove surrounding odours. Select QUIET operation to maintain consistent air flow.
Why does my Panasonic CS-S18KKQ Air Conditioner have a peculiar odour?
A peculiar odour from your Panasonic Air Conditioner may be due to a damp smell emitted by the wall, carpet, furniture, or clothing.
What to do if my Panasonic CS-S18KKQ Air Conditioner cooling is not working efficiently?
If your Panasonic Air Conditioner isn't cooling efficiently, make sure you have set the temperature correctly. Also, close all doors and windows, clean or replace the filters, and clear any obstructions at the air inlet and outlet vents.
Instructions and guidance for operating the air conditioner in English.
Instructions and guidance for operating the air conditioner in Spanish.
Explanation of warning and caution symbols used in the manual.
Important safety guidelines for operating the unit to prevent injury or damage.
Safety measures related to the power supply, cords, and outlets.
Precautions for handling and operating the indoor and outdoor units.
Safety considerations for using the remote control.
Procedure for turning the air conditioner unit on or off using the remote.
How to select and adjust the desired operating temperature.
Guide to choosing between AUTO, COOL, and DRY modes.
Options for adjusting the fan speed for airflow control.
Methods for controlling vertical and horizontal airflow direction.
Utilizing ECO PATROL for monitoring presence and saving energy.
Activating PATROL and e-ion for air quality monitoring and purification.
Using the operation to reduce air dryness for comfort.
Activating the quiet mode to reduce airflow noise.
Using a specific operation to reach the desired temperature faster.
Programming ON and OFF timers for automated operation.
Adjusting the brightness of the remote control's indicator lights.
Switching the displayed temperature unit between Celsius and Fahrenheit.
Returning the remote control settings to their original factory defaults.
Guidelines for cleaning the indoor unit using appropriate materials.
How to remove, wash, and reattach the front panel.
Identification and brief description of key indoor unit parts.
Instructions on how to clean and maintain the e-ion filters.
Recommended maintenance for the active e-ion generator.
Symptoms that do not indicate a malfunction during operation.
Steps to check before calling for professional servicing.
Important notes regarding the detection capabilities of the ECO PATROL sensor.
Procedure to obtain error codes using the remote control for diagnosis.
Steps for installing batteries into the remote control.
Instructions for setting the correct time on the remote control.
Guide to selecting mode, starting/stopping, and setting temperature.
Instructions and guidance for operating the air conditioner in English.
Instructions and guidance for operating the air conditioner in Spanish.
Explanation of warning and caution symbols used in the manual.
Important safety guidelines for operating the unit to prevent injury or damage.
Safety measures related to the power supply, cords, and outlets.
Precautions for handling and operating the indoor and outdoor units.
Safety considerations for using the remote control.
Procedure for turning the air conditioner unit on or off using the remote.
How to select and adjust the desired operating temperature.
Guide to choosing between AUTO, COOL, and DRY modes.
Options for adjusting the fan speed for airflow control.
Methods for controlling vertical and horizontal airflow direction.
Utilizing ECO PATROL for monitoring presence and saving energy.
Activating PATROL and e-ion for air quality monitoring and purification.
Using the operation to reduce air dryness for comfort.
Activating the quiet mode to reduce airflow noise.
Using a specific operation to reach the desired temperature faster.
Programming ON and OFF timers for automated operation.
Adjusting the brightness of the remote control's indicator lights.
Switching the displayed temperature unit between Celsius and Fahrenheit.
Returning the remote control settings to their original factory defaults.
Guidelines for cleaning the indoor unit using appropriate materials.
How to remove, wash, and reattach the front panel.
Identification and brief description of key indoor unit parts.
Instructions on how to clean and maintain the e-ion filters.
Recommended maintenance for the active e-ion generator.
Symptoms that do not indicate a malfunction during operation.
Steps to check before calling for professional servicing.
Important notes regarding the detection capabilities of the ECO PATROL sensor.
Procedure to obtain error codes using the remote control for diagnosis.
Steps for installing batteries into the remote control.
Instructions for setting the correct time on the remote control.
Guide to selecting mode, starting/stopping, and setting temperature.
| Refrigerant | R32 |
|---|---|
| Indoor Unit Weight | 9 kg |
| Type | Split Air Conditioner |
| Power Supply | 50 Hz |
| Indoor Noise Level | 20 dB |
| Outdoor Noise Level | 45 dB |
| Outdoor Unit Dimensions (W x H x D) | 780 x 540 x 285 mm |
| Noise Level (Indoor) | 20 dB |
| Noise Level (Outdoor) | 45 dB |












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