decide on a 4 digit code
press teh selected code digits on the keypan
press and hold the emter button
the keypad light will blink
go to unit locate button next to indicator light.
press button "smart button"
you are now programed
Craftsman Garage Door Opener 139.53924 Inner Trolly broke It looks like the inner trolly broke in half, can this be replaced or does the whole rail need repla…
Craftsman Garage Door Opener 139.53924 Inner Trolly broke It looks like the inner trolly broke in half, can this be replaced or does the whole rail need repla…