Ensure that the unit is plugged in the door isn t locked and if you are using a remote.
													
																	Garage door buzzes but won t open. 
									
		
	
	
		
	
	
		
	
	
		
	
																	It typically has a small ball at the end. 
																	Tug on it hard and it. 
																	If the door only moves a few inches and stops the rpm sensor could be bad. 
																	Although rare a failed drive motor is another reason why the door won t open. 
															
													
									
		
	
	
		
	
	
		
	
	
		
	
																	It can also be caused by attempting to use the garage door opener with a broken torsion spring. 
																	Many garage doors have a powerful torsion spring located horizontally above the door. 
																	If the motor buzzes and doesn t move an unobstructed and disconnected trolley replace the drive motor. 
																	When the door is lowered the spring winds up tightly creating a pulling force that helps lift the door up. 
															
													
									
		
	
	
		
	
	
		
	
	
		
	
																	If the motor doesn t run at all you may need to replace the garage door opener logic board. 
																	How to fix a chain drive garage door when it won t open 1. 
																	Unfortunately this is just something that happens with usage over time. 
																	Make basic checks first.