It doesn't look like it got hot at all. Check the continuity/resistance of each hall wire from outside the axle, to the green board. Also check the continuity/resistance of the phases from outside the axle to where they attach to the windings. It should shed some light on things.
9c 9x7f w/ 12awg phases
9c 8x8r w/ 10awg phases, temp sensor, vented
9c 6x10r w/ 10awg phases, temp sensor, liquid cooled, 3rd Place Pikes Peak 2012!
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