Water Softener Drain Line Check Valve

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.

Water softener drain line check valve.

If there is a blockage then you have to remove it. Blocked drain hose water softener is not draining. I am concerned about there not being enough water pressure to open check valve. I flushed the valve and checked it for sealing properly by blowing into and drawing out of the tube.

According to most plumbing codes a water softener drain line must not be connected directly to the household waste system. Check the water softener backwash regeneration drain tubing for clogs bends crimps or routing too high above the unit. Check the brine line float for salt build up. The drain line flow control valve can also develop a blockage.

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. Click to enlarge any image. 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 installed the check valve to prevent sewage back up.

Check the drain line for any kinks or clogs. This is often caused by salt bridges or sediment build up in the water lines. The brine line valve can become clogged with debris from the water so look for salt clogging inside the tank as well. A check valve minimizes water pressure and pressure decreases and allows for continuous smooth water flow.

In homes with high iron levels this is especially common and periodic cleaning is necessary to maintain water movement. A backflow preventer keeps water flowing in one direction to stop the reverse flow of contaminated water to your drinking water supply. 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. 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 is a check valve on discharge line right next to water softener. Then there is 20 feet of 1 2 discharge line to p trap that is connected to existing 2 inch house sewer drain. Moreover check the brine line and the valve. 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. 14 water softener keeps running. Clogged valves or water lines.