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WeatherTRAK / Upgrading Existing Controllers to OptiFlow

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Upgrading Existing Controllers to OptiFlow.

  1. Connecting an ET PRO 3 to OptiFlow INSTALLATION PROCEDURE Verify that the controller is a WeatherTRAK OptiFlow XR, WeatherTRAK OptiFlow XR 2-Wire, WeatherTRAK ET Pro3 controller or Upgrading Existing Controllers to OptiFlow
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