This is an operating instruction manual for the Philips HR 4320/30 air purifier. The purifier effectively cleans the air by capturing up to 99% of airborne particles, including allergens, viruses, and bacteria. It helps prevent respiratory problems.
This guide explains how the Philips HR 4320/30 air cleaner purifies indoor air using a three‑stage filter system (pre‑filter, rotating disc filter and HEPA filter). It describes the particle size range the device can capture (0.1‑100 µm) and gives recommendations for placement and room size.
The manual covers safety precautions, how to operate the speed selector, how to clean or replace each filter, and what to do if the overheating safety device activates. It also lists the part number for replacement HEPA filters (HR 4920).
| Particle size range | 0.1 – 100 µm |
|---|---|
| Number of filters (HR 4330) | 3 |
| Replacement HEPA filter part number | HR 4920 |
The pre‑filter and the Hota filter should be cleaned at least every two months.
The HR 4330 model uses three filters.
Replacement HEPA filters are sold under part number HR 4920.