Dyson Purifier Not Connecting or Air Quality Issues

Dyson Pure Cool purifiers offer air quality monitoring with powerful filtration. This guide covers connectivity and performance issues.

Purifier Not Connecting to WiFi

1. Use Dyson Link app for setup
2. Enable Bluetooth for initial pairing
3. Device requires 2.4GHz WiFi network
4. Hold power button for WiFi setup mode
5. Keep phone near purifier during setup

Air Quality Readings Inaccurate

1. Allow 15 minutes for sensor warmup
2. Sensors calibrate over first few days
3. Clean sensor inlet periodically
4. Avoid placing near strong odors
5. TP09 has additional formaldehyde sensor

Not Purifying Effectively

1. Check filter status in app
2. Replace HEPA and carbon filters when indicated
3. TP09 catalytic filter is permanent
4. Run in Auto mode for continuous purification
5. Close room for maximum effectiveness

Oscillation Issues

1. Oscillation controllable via app or remote
2. Set angle range (up to 350 degrees)
3. If stuck, power cycle the unit
4. Keep base clear for rotation
5. Night mode may limit oscillation

Night Mode and Sleep Timer

1. Night mode dims display and reduces noise
2. Set sleep timer via app (up to 9 hours)
3. Schedule via app for automatic operation
4. Continuous mode available

Home Assistant Integration

1. Dyson integration available (built-in)
2. Uses Dyson cloud API
3. Exposes fan, sensors, and filter life
4. Control oscillation and air quality target
5. Air quality sensors as individual entities