It also only happened during the heating process when the electrical heating element was active.
High pitched noise from rv water heater.
Parts and tools required for rv water heater service.
This is normal in operations and will not affect the water heater s function or any components.
Thus the high pitched noise is produced.
If it is hot to the touch this may be the source of the sound.
We have a new potting on the circuit board and new circuitry underneath that causes a humming noise.
Possibly a loose connection on the water heater that is connected to the heat element or it could be the temp and pressure valve making that noise.
Another cause for a noisy water heater either on gas or electric can be a plugged check valve.
Try lowering the temperature.
As sediments accumulate at the bottom of the tank your water heating system exerts more effort and energy in warming water.
Debris can get stuck in the hot water outlet creating a whistling noise.
Check this emergency relief valve.
High pitched whine from electric water heater the noise i thought was coming from my ac this morning even though it seemed loudest near my water heater was actually my water heater.
It happened again this afternoon and quit immediately when i pulled the disconnect on my electric water heater.
Step 1 check the pressure relief valve.
If you ever hear a high pitched noise coming from your water heater it could be an indication that the tank needs to be flushed already.
This noise may also be produced by a failing pressure relief valve or thermostat so they will have to be changed.
If you are hearing a high pitched sound then check out these possible solutions.
Here s what you should do.
Either way call your dealer asap.
This is more common on older units and the noise increases as the deposit layer thickens.
Armed with this knowledge it was easy to deduce that the element was the cause.
This is not a defect with the water heater or components.
Sediments collect around the element tubes of a water heater.
The noise was only present when the water heater was using electric power not lp gas.