Why does the Wi-Fi LED stay ON when I turn OFF my Panasonic CS/CU-TU18ZKY?
- SStephanie JuarezAug 4, 2025
The Wi-Fi LED stays on because the unit’s Wi-Fi connection with the router is activated.

Why does the Wi-Fi LED stay ON when I turn OFF my Panasonic CS/CU-TU18ZKY?
The Wi-Fi LED stays on because the unit’s Wi-Fi connection with the router is activated.
| Brand | Panasonic |
|---|---|
| Model | CS/CU-TU18ZKY Series |
| Category | Air Conditioner |
| Language | English |
Provides initial guidance for installers and users before operation.
Covers general warnings for indoor/outdoor units and explains safety symbols.
Details safety guidelines for remote control, power supply, and handling R32 refrigerant.
Details specific safety measures for refrigerant, piping, and installation practices.
Covers safety protocols for unit installation, servicing, and refrigerant checks.
Details safety for fire extinguishers, ignition sources, ventilation, equipment checks, and electrical devices during servicing.
Covers safety for component repair, cabling, leak detection, evacuation, and charging procedures.
Covers safety aspects of decommissioning, labelling, and refrigerant recovery.
Covers specific warnings for installation, electrical work, and refrigerant practices.
Details checks before service and identifies issues requiring professional attention.
Illustrates the installation layout and specifies piping details and refrigerant quantities.
Covers outdoor unit mounting, piping connection to indoor unit, and evacuation procedures.












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