Liftmaster 973LM Security+ Chamberlain Garage Door Opener.

Some lht covers will just pull down without having to remove them and some will require a screwdriver to remove screws to get the lht cover it to come off it will be visible.

Chamberlain LiftMaster Manuals - EasyGates Manuals

There are sometimes two different tags on Liftmaster Chamberlain brand openers one is for the model number and serial number and the other would be the part number for the logic board or receiver board.

Programming <i>Chamberlain</i>/<i>Liftmaster</i>/Craftsman Remote and.

Chamberlain Garage Door Opener Manuals - Chamberlain

Almost always will be found behind the lht cover.

Programming Chamberlain/Liftmaster/Craftsman Remote and.

The easiest way to tell the difference is that the receiver board or control panel will have a FCC number on it and this is for the Federal Communications Commission.

Chamberlain liftmaster 1255r manual:

Rating: 90 / 100

Overall: 87 Rates