Water Softener Drain Line Check Valve

Clogged or just partly clogged drain tubing or a too small drain line piping or a drain line not properly routed result in abnormal brine water levels.

Water softener drain line check valve.

14 water softener keeps running. Moreover check the brine line and the valve. By code water softeners must be emptied into a laundry sink floor drain sump hole or properly trapped special outlet preserving an air gap of at. There is a check valve on discharge line right next to water softener.

Clogged valves or water lines. In homes with high iron levels this is especially common and periodic cleaning is necessary to maintain water movement. A check valve minimizes water pressure and pressure decreases and allows for continuous smooth water flow. The brine line valve can become clogged with debris from the water so look for salt clogging inside the tank as well.

A backflow preventer keeps water flowing in one direction to stop the reverse flow of contaminated water to your drinking water supply. I am concerned about there not being enough water pressure to open check valve. The drain line flow control valve can also develop a blockage. Then there is 20 feet of 1 2 discharge line to p trap that is connected to existing 2 inch house sewer drain.

Check the water softener backwash regeneration drain tubing for clogs bends crimps or routing too high above the unit. Check the drain line for any kinks or clogs. This is often caused by salt bridges or sediment build up in the water lines. I installed the check valve to prevent sewage back up.

According to most plumbing codes a water softener drain line must not be connected directly to the household waste system. Click to enlarge any image. The most common reason might be the impossibility to draw brine from the tank. If your brine line float control gets clogged with salt take it out wash it and check to make sure it s working correctly clogging can occur where the brine.

There are a few reasons why your water softener keeps running over and over again. Many water softener models use a check valve at the top or at the bottom of a brine pick up tube in the brine tank. I emptied the brine tank and cleaned it and the regenerant tank check valve. This is to prevent non potable water from flowing backwards possibly mixing and contaminating potable drinking water.

This valve closes when the brine level in the tank drops at the end of a regen cycle to preven drawing air into the water softener itself. Blocked drain hose water softener is not draining. I flushed the valve and checked it for sealing properly by blowing into and drawing out of the tube.