38013R adapter is needed for Genie Series III opener. Here’s how to connect 38013R adapter. GDB——[wire]——38013R adapter—–[wire]—–Genie opener terminals For 38013R adapter, Make sure the side with “Opener” label is connected to Genie opener terminals.
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GDB monitor works with tilt garage doors and sectional garage doors. GDB monitor doesn’t work with roller doors. If you have any question, contact us at firstname.lastname@example.org