⚠
warning Pureit
Error Code No Light
Storage tank is not full.
? What Causes This
Tank has no water due to lack of input water.
✓ How to Fix It
Ensure there is sufficient input water and the ball valve is open.
Source: page 4 of the official manual
From the manual
This error code appears in:
Pureit Marvella UV G2 Water Purifier