If your remote buttons stop responding and a small padlock icon appears on the screen, the child lock is active. To unlock it, press and hold the + and - (or UP and DOWN arrow buttons) simultaneously for 3 to 5 seconds.
Remove leaves, weeds, spider webs, and accumulated dirt from the aluminum fins.
In dehumidification mode (1.2.3) , make sure the drain hose is connected and not clogged. 4. Troubleshooting and Error Codes kosner air conditioning manual english
Displays a water drop icon . Runs the compressor at low speeds to remove moisture from the air without significantly lowering the temperature.
: The unit selects Cool, Heat, or Fan based on room temperature. : Standard cooling mode. : Dehumidification mode (fan speed is usually locked). : Heating mode (available on heat pump models). : Operates only the indoor fan without cooling or heating. TEMP ▲/▼ : Adjusts the set temperature, typically between 16°C and 30°C (60°F–86°F) SPEED (FAN) : Adjusts airflow from Common Settings & Features Temperature Units : You can often toggle between Celsius ( raised to the composed with power cap C ) and Fahrenheit ( raised to the composed with power cap F ) by pressing the buttons simultaneously for 3 seconds. Sleep Mode If your remote buttons stop responding and a
Since Kosner often uses components from major manufacturers (like Midea or Gree), English manuals for specific models can sometimes be found via technical portals:
Once you've found your product's page, look for a globe icon or a "Language" selector. While the site is primarily in Spanish, many technical documents may be available in multiple languages, and you might be able to change the language of the website itself. Your browser’s built-in translation tool is also a great fallback option. In dehumidification mode (1
For more in-depth technical details or specialized installations, consulting a qualified technician ensures compliance with the latest safety standards, such as those provided by official Kosner suppliers .
: Reduces humidity without significantly lowering the temperature. Fan speed is typically locked in this mode.