safety sensors - Craftsman 1/2 HP garage door opener
No owners manual. Disconnected the safety sensors. Model 41A5021-4G. Three terminal posts.
post 1: red - w/ red stripped line from wall button.
post 2: white - w/ white line from wall button.
post 3: black - nothing now.
Have lines from safety sensors (1 line from each sensor, 2 wires each line - one w/ colored line - one is white.
Where do I attach the wires from each sensor?
Thank you kindly.