One thing to keep in mind when searching for your manual is the age of your liftmaster opener.
How to lock liftmaster garage door manually.
Wled 8550wlb 8360wlb 8580wlb and 8587wl.
Test equipment regularly and follow safety instructions.
The automatic garage door lock 841lm is available and sold separately for liftmaster garage door opener models.
As a result of the change in safety standards many manufacturers have been deleting pre 1993 manuals from what.
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.
Our liftmaster system requires your garage door meet all wind load specifications and guidelines provided by your local building codes.
Cellular data or wi fi connection required.
Whether you have a belt drive chain drive or wall mount model find helpful resources manuals videos and more to help you diagnose and fix the problem.