There are three moving parts in the fireplace that could create a noise during operation.
Electric fireplace motor noise.
If the noise continues with the fan off check to see if the flicker rod is not rubbing against internal components when turning.
If your electric fireplace sounds like it s grinding it might be time to replace the flame s motor or the speed control.
If it s a squeaking noise you might need to lubricate the inside fire rod.
Step 5 replace the motor.
One of the main causes of a vibrating sound coming from an electric fireplace is the fans motor.
This noise is often the result of the heating coils expanding.
Turn off the heater and only operate the fireplace flames.
Like a space heater your electric fireplace could produce a clicking noise when turned on initially.
If you hear a buzzing noise replace the flame speed control if applicable.
Normally electric fireplaces run quietly with the only major noise being the crackling of the fire compared to gas or wood burning counterparts electric fireplaces replace much of the frustration and work with a simple flick of a switch.
The flame motor flicker rod and the blower motor.
These motorized components can wear out over time and use and cause an electric fireplace to make a squeaking noise.
How to repair an electric fireplace loud motor noise duration.
If there is no noise when the heat fan is off the noise is coming from the blower assembly and it may need to be replaced.
When the fans oscillating blades are in rotation it can create a slow but continuous movement that has a jarring effect on parts located within your rear access panel.
An electric fireplace can have a number of motorized components.
This causes nuts screws and bolts to come loose.
The electric fireplace adds to the heat by producing a simulated flame for aesthetics only.
To lubricate the rod open up the back of your fireplace panel and lubricate the rod with industrial oil.
Depending on the type and model of electric fireplace the flames and heat may be produced by separate motors.