May 21, 2024 admin Uncategorized LiftMaster Remote Control – Models 370LM / 370LMC 3-Button Security (Mini Remote Control) – Owner’s Manual The 370LM/370LMC Series remote control (Security+®) works only with door openers and light controls having a purple “learn” button and a yellow indicator light. Programming… Source This post first appeared on https://utahgaragedoors.net