Troubleshooting & support
Series 3000 2-in-1 air purifier and humidifier
Model number
AC3821/20
Register your product
Manuals & Documentation
- User Manual Philips Series 3000 2-in-1 air purifier and humidifier AC3821/20 PDF file, 7.8 MB
15 March, 2024 - User Manual Philips Series 3000 2-in-1 air purifier and humidifier AC3821/20 PDF file, 7.8 MB
15 March, 2024 - User Manual Philips Series 3000 2-in-1 air purifier and humidifier AC3821/20 PDF file, 7.8 MB
15 March, 2024 - User Manual Philips Series 3000 2-in-1 air purifier and humidifier AC3821/20 PDF file, 7.8 MB
15 March, 2024 - User Manual Philips Series 3000 2-in-1 air purifier and humidifier AC3821/20 PDF file, 7.8 MB
15 March, 2024 - Certificate Philips Series 3000 2-in-1 air purifier and humidifier PDF file, 208.4 kB
15 March, 2024 - Series 3000 AC3821/20 2-in-1 air purifier and humidifier PDF file,
4 April, 2024
Frequently Asked Questions
- What is the specification CADR in my Philips Air Purifier?
- What do my Philips Air Purifier’s lights mean
- How and when should I clean/replace my Air Purifier’s filters and sensor?
- What filters should I use with my Philips Air Purifier?
- What do the indicators or error codes on my Philips Air Purifier mean?
- What does the PM2.5 indicator in my Philips Air Purifier mean?
- Can I clean the filters and pre-filter of my Philips Air Purifier?
- Should I reset my Philips Air Purifier or Humidifier after replacing or cleaning a filter?
- How to store my Philips Humidifier or Combi Purifier/Humidifier
- How should I descale the filter of my Philips Air Humidifier
Troubleshooting & repair
Is your product not working as it should? Find the solution here.
Choose subject
Contact Philips
