Sharper Image Air Purifiers - Page 8 - Recent Questions, Troubleshooting & Support
I purchased a Hybrid GP germicidal Air Purifier,
Locate the photo electric eye that picks up the need to clean and give it a thorought cleaning. Good Luck and I hope you get it repaired. That photo cell should be your problem It's probably a little black or ruby red dot in a fin or on the housing where yhe air passes.
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