hydrofil

Hello I have an IM hydrofill. It works but it only fills to the lower sensor. When it was new it filled to the high sensor. I’ve cleaned both but nothing changes this. Anyone have any experience with this? Thanks

Purchased 03/2022 Cleaned and ready for use HydroFill™ Ti ATO Water Pump HydroFill™ Ti ATO Controller Paid Originally $150+ Take both $50 Used until 10/26/2022 [Replaced with New ATO] (I might have box for the controller in my closet, just need to find) PICK UP NORCAL (DALY CITY) No shipping...