The table below deals with troubleshooting any liftmaster gate opener.
Lockmaster swing gate opener troubleshooting.
Now try to move the gate to open close it.
For further gate opener information see gate opener faq.
It will be of great help no matter whether you are an experienced technician or it is just your first attempt at electric gate opener repair.
After i shot this video i e.
Lockmaster dual gate opener kit 110volt.
After making sure that the power supply is off detach the chain for a sliding gate or detach the gate arm for a swing gate.
My mighty mule gate opener quit working two days after installing.
If you still can t find the cause then do the next thing.
It worked intermittently then quit all together.
This is a video about the magnetic limit switch sensor that is in your slide gate opener and how it works if you need to purchase a limit switch sensor you c.
For a swing gate you should check the gate arm for damage as well as the hinges since they could be stuck or even broken.
For more information on troubleshooting please refer to t.
Video intercom gate opener.
You will need a couple of basic tools and enough patience to follow all safety rules when working with electricity.
If your gate wont open watch this video on automatic gate opener troubleshooting from liftmaster.