If you have an older system that needs repairs, "40278" could be a number printed on a component like a DLFC button, a seal, or a specific washer. In this case, your best course of action is to (usually found on a sticker on the back of the valve or on the brine tank) and contact a specialized water treatment parts supplier. They can identify the correct replacement part for your system.
A clogged venturi cannot pull water out of the tank, but the system will keep adding water during the refill cycle.
For Louisville residents, a 40278 water softener should ideally be a high-efficiency system to balance optimal softening with water conservation. 40278 water softener
: Eliminates up to 90–120 grains per gallon (gpg) of dissolved calcium and magnesium.
Based on technical specifications and user feedback from sources like DIY Friendly: If you have an older system that needs
Directs raw hard water through the resin bed to remove calcium and magnesium.
The unit is designed for DIY installation, and owners' manuals are available via Sears PartsDirect or Kenmore Water Solutions . Typical Performance Max Capacity 40,100 Grains Max Hardness Max Clear Water Iron Resin Volume 1.11 cu. ft. Efficiency 5,090 grains/lb of salt (at min dose) Use & Care Guide Manual de Uso y Cuidado A clogged venturi cannot pull water out of
The cabinet-style unit houses both the resin tank and salt storage in one footprint, making it ideal for tight spaces. Protection Features:
Designed for larger families or high-hardness areas. 2. Regeneration Water Usage
Allows users to easily track their average daily water usage, current water flow, and salt levels.