Buzzer Emits a Single Beep Every 30 Seconds

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  LED output: Red LED triple-flashes rapidly every four seconds. The tone of the onboard buzzer will also be different from its normal pitch when pressing keys Possible causes:  Battery voltage low (SMARTGUARDair)   Possible solutions:  Replace ...

• Gate Does not Open From the Fully Closed Position (one beep every two seconds)

  Possible causes:  Closing infrared gate safety beams interrupted Closing infrared safety beams faulty, misaligned or disconnected Damaged Safe Common input Possible solutions:  Ensure that no people or objects are in the path of the beam Ensure that ...

• Gate Does not Open From the Fully Closed Position (one beep every two seconds)

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• Courtesy Light Triple Flashes every 15 Seconds

  Possible Cause Door balance is incorrect   Solutions Lubricate garage door springs and hinges Call serviceman if lubricating springs does not correct problem

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