If there is something in the doorway the safety sensor will detect it and prevent the garage door from closing.
Craftsman 1 2 hp garage door opener remote not working.
Check if there is anything in the way of the garage door.
Here are the steps to troubleshooting a safety sensor issue.
Craftsman garage door openers are trusted to do what you need them to do.
Even though these products are usually of high quality they need repair from time to time.
Step 3 clear the memory and reprogram all of the remote controls if the garage door opens or closes on its own.
Check the garage door to ensure the manual lock is not engaged.
Even freshly installed batteries may be defective so always change the batteries before you try anything else.
As the drive shaft and sprocket rotate they drive the trolley that lifts and lowers the garage door.
If the remote does not work change the batteries.
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