Why does baseboard heat make noise

You will find it normal again. You may hear the sound while the heater changes temperature. The metal in the baseboard starts to adjust during the temperature change, causing the noise. You may also hear this sound when you turn your heater on or off.

Or when the switch is on a relay of turning on and off. It may come from the baseboard or the thermostat. First, check if the heater is adjusted to the wall. It may be attached to the wall by glue or any other setup. When it is freely movable again, the issue is solved. But to avoid further problems, you should maintain wall tile to baseboard transition. Another probable reason can be the metal expansion.

It could also happen due to the metal pushing and popping past other components. These components are also similar to metal such as caps, joints, etc. The only solution is applying lubricants. Remove all the covers and apply grease to the metal where it tends to collide.

Sometimes air bubbles are created inside of the baseboard. This creates an imbalance of air pressure inside, causing the sound. First, you should check the pressure gauge per unit from the instruction manual. So adjust the pressure accordingly and your problem will be solved. Keeping your heater under inspection and maintenance is important to make sure it works efficiently.

Here are some tips you can follow to make your heater work at its best-. Question: Is there a problem If I keep the heater on all the time? He or she will be able to repair or replace any malfunctioning portion of your system and get it running quietly in no time. Sign in. Log into your account. Forgot your password? Password recovery. Recover your password. Plumbing Articles. Complete Toilet Buying Guide. There should be at least two screws, if not more for longer units.

Be careful because the heating element will probably still be hot to the touch. The next step is to loosen the grounding screw, which can be found near the middle of your heater. You can find it by looking down into the vent on top front of the unit. Again, it doesn't need to be removed, just loosened. Bump the cabinet a bit with your palm to allow the element to come to a natural resting position.

Now all you have to do is tighten everything back down. Start with tightening the mounting screws, then tighten the screw on the elements. OK, it might sound goofy for us to tell you to loosen and tighten a few screws to solve this problem, but here is what is going on: The baseboard heater is built in the factory with the element square with the back of the cabinet.

If the cabinet back is slightly warped when it's installed on the wall, it pinches the element, which more often than not is what causes the humming noise.