Lets get a capture...

http://<device id>.local:5004/auto/v<virtual channel number>?format=dbg&duration=120

Replace <device id> with the Device ID of your HDHomeRun.
Replace <virtual channel number> with the 100+ virtual channel number, for example 103.1
Then drop the URL into a web browser (or ...

I have a theory that the data payload tied to Sinclair channels confuses HDHR tuners. I see the same behavior with my Sinclair ATSC 3.0 transmitters. I can always tune the local low-power station, and can usually tune the competitor's station that we host on one of our ATSC 3.0 signals, but our own ...