Take a look at my postings in the starting a fire thread. They include the operational flue temps via a probe thermometer for our stove which has a similar firebox to your Summit, though our stove is older and does not have the EBT2 regulated secondary air.Begreen, there is much written about flue gas temps, but I'm wondering if you could offer a guess a range you would want to see my install at. I will be approximately 8 inches above the unit. Best I can do with an insert. I understand best is 18 inches above.
Note that the flue temps in that thread are taken about 21" above the stove. You will likely see higher temps due to the lower probe, but the thread will at least provide some relative temps to start with.
Questions about starting a fire and avoiding a runaway stove come up so frequently I decided to document starting our stove. This is a Pacific Energy Alderlea T6 with about a 3 cu ft firebox. The stove is connected to a straight-up, 20' interior flue. The outside ambient temperature is 34ºF. The...