![YADU Purifier Filter YD-HJZ500 Household Formaldehyde Removal, Bacteria Elimination, Secondary Smoke Odor Removal Four-Stage Multi-Effect Composite KJ455G-S4D Compatible [Accessory]](https://img30.360buyimg.com/sku/jfs/t1/309350/30/17192/54026/6875fccaFf710bc96/88f157d8d385c759.png)




2 filter cartridges

HEPA Filter RF15001
CNÂ¥899.00

C400 Filter Cartridge [Formaldehyde Removal And Sterilization]
CNÂ¥199.00
Dimensions may vary slightly due to manual measurement
1. Turn off the power and unplug the air purifier.
2. Lift the front panel by placing hands on the air inlet and pulling it upwards from the bottom hooks.
3. Pull out the old filter cartridge from the bottom hooks.
4. Remove the old filter cartridge by pulling the side straps and insert the new one following the arrow direction.
5. Reset the filter cartridge by pressing and holding the power/filter reset button for 3 seconds.
6. Reattach the front panel and press the power/filter reset button to complete the reset process.
7. Once the filter reset is complete, the indicator light will stop flashing and remain steady.