Different Types Of Water Heater Drain Valves

Open the purge port valves by twisting the valves into a perpendicular position from the main cold and hot water valves.

Different types of water heater drain valves.

However they operate they re preferred over the alternative using a standard globe valve plus elbow since their designs result in less flow restriction. The types of water shut off valves connect to supply lines in different ways often dictated by the material of the connecting pipe. The drain valve is located near the bottom of your water heater and is used to drain the water heater before maintenance or to make it easier to lift while moving it. Barbed fittings require the use of a crimp ring and a crimping tool to create a tight seal.

Plastic is the cheapest but also the least reliable of the three. These are usually included with the water heater. Composite is better for your anode. Most angle or straight stops come in a compression or 1 4 turn style.

If the hot water is not used it simply returns back to the tank. Internally these valves can use any of the primary internal mechanisms. So when you go to drain the tank the valve is stopped up and you can t drain the tank. Flush and drain following the directions on your user manual.

A ball valve is a large metal valve usually featuring a lever handle. There are actually a couple choices to make when getting a replacement drain valve. When a hot water valve is opened. Pex supply lines can use shut off valves with barbed compression or push to connect ptc fittings.

Above we illustrate the three most common types of valves used in plumbing a globe valve a gate valve and a ball valve each shown in a partly open position. Most heaters need to be drained when they get too much lime in them. Why do water heaters come with the sort of drain valves that are spigot type the kind where the flow is greatly restricted and goes through an angled path. It is designed for quick turn off since the valve opens and closes full with a short 1 4 turn of the lever handle.

Types of plumbing valves used on water piping. Rheem manufacturing ranks as the global leader in the manufacture of high quality sustainable and innovative water heaters tankless water heaters air conditioners furnaces pool heaters and hvac systems for residential and commercial applications and is a full member of ahri the air conditioning heating refrigeration institute. You can purchase valves in brass composite or plastic. Recirculating pumps reduce usage in.

On demand or set for specific hours via a timer different from a water heater timer. This primary cost savings comes from less water going down the drain before the temperature is suitable for use. Use a 2 5 gallon bottle of white vinegar to clean out the inside chamber of your water heater.