Garage Door Opener Models:
139.53225SRT - 1/4 HP
139.53325SRT - 1/3 HP
139.53425SRT - 1/2 HP
139.53628SRT - 1/2 HP
139.53629SRT - 1/2 HP
139.53635SRT - 1/2 HP
139.53637SRT - 1/2 HP
139.53824SRT - 1/2 HP
Connect Garadget control wire to terminals #1 & #2.
Installation Manual (1.3 MB)