Hot Water Heater Recirculating Pump Making Noise

It has a timer that turns on the pump at regular intervals mostly during peak usage times.

Hot water heater recirculating pump making noise. If you hear noise coming from your hot water recirculation pump that isn t a good sign. This article describes how to diagnose fix noisy circulator pumps on hot water or hydronic heating systems. It is designed to provide hot water on demand. A hot water recirculating pump is installed on your water heater returning unused hot water back to the water heater.

A recirculation system is a hot water line that runs throughout the house and returns back to the water heater. With an adjustable wrench disconnect the hot water discharge line coming out of your water heater. Insert a gasket into the female fitting on the recirculating pump and screw it onto the threads of the water heater discharge outlet. With this option an additional pipe that is designated for hot water is installed in your home s plumbing.

Almost all recirculating pumps these days will have a timer on it so it only starts the recirculating at the hours when you re likely to need the instant hot water. What makes this a not so attractive option for people is that it requires some additional plumbing to bring that loop together. In this way the hot water plumbing pipes remain filled with hot water and you do not have to wait to use hot water. Low flow rate sometimes hot water recirculation pumps have small motors which are unable to produce sufficient head pressure.

Use a deliming mixture to clean the tank and drain the water heater. Zone circulator pump repair procedures for noises. Kung fu maintenance shows screaming noisy hot water recirculating pump motor first try this before throwing money away get the new album up beat on itunes. The air will need to be bled out of the system.

A hot water recirculating pump works by keeping the hot water in your pipes readily available. Air in the line. Two types of recirculating pumps option 1 full recirculating pump system. Once again there are a few different things it could be.

If there has been a power outage or air has gotten into the line for some reason the pump can make a lot of noise. We distinguish among buzzing relays that control the circulator vibrating electric motors shrieking circulator bearings and circulator pump noises. Use teflon tape and tighten with a wrench. If maintenance does not cure the problem the noises may be something as simple as the expansion and contraction of the main steel tank or expansion tank during normal operation.

Here are four problems with these pump systems that you should be aware of. Another indication the heater needs maintenance is a rumbling sound produced by sediments being stirred by the water flow inside the tank.