Brand: AEG
Category: Heating
Document Type: Manual
Language: EN
Available Languages: EN , ES
Manual for WKL 503 S/U
Uploaded: April 20, 2026, 8:13 p.m.
Warranty Information
Warranty is 24 months for domestic use, 12 months for commercial use. Contact customer service within two weeks of discovering a defect.
General Operation:
- Switch the appliance ON using the switch on the right side.
- Set the desired room temperature using the continuously variable temperature selector.
- The appliance maintains the set temperature by periodically heating.
- Turn OFF the appliance when venting the room to avoid excessive power consumption.
Frost Protection:
- Turn the temperature selector to the maximum right position. The heating will automatically engage if the room temperature drops below the frost protection level.
Cleaning and Maintenance:
- Clean with a damp cloth and mild cleaning agents.
- Avoid abrasive or corrosive cleaning products.
- Ensure no moisture enters the appliance.
Troubleshooting and error codes
| Issue | Troubleshooting Steps |
|---|---|
| Appliance does not heat up | Check the set temperature on the appliance and the fuse in your home installation. The appliance has a safety temperature controller that shuts it down if it overheats. Once the cause is removed and the appliance has cooled, it will restart. If you cannot resolve the fault, contact your contractor. |