Skip to Contents

Help Library

Find help information for your LG product

Learn about product installation, maintenance, and troubleshooting using our search options.

What is UV sterilization?

  • More Troubleshooting
  • Others
  • Troubleshooting
  • Dishwasher
  • Last Updated 25/07/2017

What is UV sterilization?

- An ultraviolet lamp (UV lamp) and cooling fan turn on after a cycle to keep inside of a dishwasher clean even when dishes are not taken 

  out.   It is safe to take out dishes during UV sterilization (when St is shown on display).

- The UV lamp will be turned on after washing, rinsing, and drying.

  As an inverter that starts the UV lamp needs time for preheating, the lamp will be turned on 2-5 minutes after a cycle, depending on circumstances.

- UV lamp and cooling fan will be turned on alternatively for four hours after a cycle.

- To start UV course, press UV and Start buttons.

  The cycle will start only a cooling fan and UV lamp without washing with water.

  As preheating of an inverter that turns on the UV lamp takes time, the lamp will be turned on 2-5 minutes after a cycle depending on


※ Please refer to owner’s manual for how to set up and more details

   (UV lamp turns on for 25 min and off for 95 min, this is repeated once for four hours in total).

Article Feedback

1. Overall, how satisfied were you with the usefulness of this article?
1.1 Why did the article not resolve your issue?

Characters left : 500 / 500