If this doesn t fix your problem then the problem is more than likely the safety reversing sensors.
Garage door button light not working.
To unlock your garage door opener push the lock button for 5 seconds.
Logic board for the garage door opener.
Press the lock button to turn this feature off.
If your door control has a lock button it may have been turned on.
The remote control will not work.
The location of the switch will depend on the model of the device.
If your garage door opener light is not working the fix might be as simple as changing the light bulb.
If your garage door opener is still blinking try realigning the safety reversing sensors.
Once you push this button the light on the garage door opener will flash twice.
In some case the light bulb socket will stop working when the logic board for the opener has failed or is.
The light will flash two times.
If pressing the button on your garage door s remote control doesn t work check the batteries first.
Once you see the double flash press the control button on the remote control.
We have observed brand new light bulbs that don t work right out of the box.
More and more products are being produced at a faster rate and that leads to reduced quality.
If you own a new garage door opener that comes with a locking feature it s possible someone may have accidentally locked your garage door by pressing the lock button.
Locate the force adjustment dials.
Check the console lock switch.
If the light bulb socket is a part of the logic board the only option would be to replace the logic board and the light bulb socket unit.
Simple but true the remote transmitter needs power to send a signal to your opener.
Plug a lamp into the wall outlet that services the console to check the power.
If you try to open your door using a remote while the lock system is engaged you ll notice that the garage door light will begin blinking continuously.
They can be found at the back panel of your craftsman garage door opener to increase the open force turn the open force dial about 1 4 of a full turn similarly to increase the close force turn the close force about 1 4 of a full turn operate your garage door.
Light bulb needs to be replaced in garage door opener.