Wled 8550wlb 8360wlb 8580wlb and 8587wl.
How to lock liftmaster garage door manually.
Beginning in 1993 federal safety standards required that all garage door openers include an anti entrapment feature like the infrared garage door sensors found on most modern models.
Cellular data or wi fi connection required.
For further information and to determine if your garage door qualifies for our approved hurricane ready solutions please contact your liftmaster sales representative or garage door opener manufacturer.
One thing to keep in mind when searching for your manual is the age of your liftmaster opener.
The automatic lock is included in 8500w.
Liftmaster garage door openers troubleshooting support get the liftmaster garage door support you need from chamberlain group.
Test equipment regularly and follow safety instructions.
The automatic garage door lock 841lm is available and sold separately for liftmaster garage door opener models.