Adjust the door force.
Linear garage door 4 flashes.
It should power up with one single beep and now be ready to program.
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.
Check for binding or un balanced door.
Start by locating the lock button on your garage door opener.
If you re unsure where this is consult the owner s manual.
Align the safety beam.
Four flashes is the most common reason your opener lights may be flashing is because of your sensor eyes being misaligned.
Door reveres or won t open or close.
Open or close force exceeded or motor thermal shutdown.
If an object has misaligned your sensor eyes then it breaks the electronic beam preventing the garage door to close properly.
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.
With the gd00z powered down go into device reset remove zwave device on your go to control panel and then power up the device that is constantly flashing and beeping.
4 flashes force factor issues.
If motor had thermal shutdown wait 30 minutes and retry.
When the led or the light bulb on your linear garage door opener flashes four times it means the force of the opener is exceeded.