⚠
warning Pureit
Error Code SF Change Blinking Blue LED
Pre-Sediment Filter is nearing end of its life or needs immediate cleaning.
? What Causes This
Nearing end of filter lifespan or blocked by dirt and impurities.
✓ How to Fix It
Clean the filter or call Pureit helpline for replacement advice.
Source: page 4 of the official manual
From the manual
This error code appears in:
Pureit Marvella UV G2 Water Purifier