15 reasons why your garage door won t open or close 1.
Garage door opener doesn t close.
First check the sensor lights.
This is of course a safety feature to prevent the heavy garage door crushing anyone or anything that might be in the pathway of the door when it comes down.
Every garage door opener comes with a disconnect switch in case you lose power.
If your garage door won t close all the way the problem could be due.
If your garage door opens ok but won t close then it s possible the safety reversing sensors are not correctly aligned.
Hopefully after you read this you won t have the same problem in the future.
Sometimes a garage door won t open or close for one reason only the operator has.
Quickly test the quality of your opener s wiring by following these steps.
Photo eyes are very small and you can see them placed on both sides of the garage door.
If anything interrupts this beam of light the garage door will not close and the ceiling light on the opener mechanism will flash as mentioned in the previous step.
Depending on the brand.
If your garage door is closing fully and then reversing to open again then it may be due to a problem with the close limit switch.
Unplug the opener and disconnect the two wires from the motor reconnect your machine to power then clear its memory and reprogram all remote controls unplug the device for a second time and reconnect the control wiring to.
The operator receives no power.
The photo eye is blocked dirty or misaligned.
In order to fix this you ll want to make small changes to the close limit setting until the door opener knows to stop once the door has reached the floor.
This problem bugged me for several months.
Reasons why garage doors won t close 1.
Don t just assume that if the path is clear that the sensors are ok.
If you can hear your garage door motor running for what seems like the full amount of time it normally would take to open or close the door but the door doesn t move chances are the disconnect switch has been enabled.