I'd say raise it up, but I'm newish too. I *know* these ranges aren't all encompassing, but the point is you can't precisely put the villain on 66 or 22. There's at least a few other hands in there, which gives you the edge. Against just 66 and 22, you still have just under 30% (ish) equity.

Text results appended to pokerstove.txt

3,268,860 games 0.891 secs 3,668,754 games/sec

Board: Ad 2s 6s
Dead:

equity (%) win (%) tie (%)
Hand 1: 74.7941 % 73.29% 01.50% { AsQs }
Hand 2: 13.3175 % 13.31% 00.01% { 99-77, 6c6d, 22, QJs, JTs, Ts9s }
Hand 3: 11.8885 % 10.38% 01.51% { 22+, A8s+, KJs+, QJs, ATo+, KQo, JTo }