ok lets start with this the thing when i got the fan switch had burn up in it and it was jerry rigged with a toggle switch and a wire so i took all that crap off got a jy switch control and the plug as it burnt up i cut the old plug off wired it up and installed the new to me hvac control before the fan would only blow on high now it will only blow on med lol its not that big a deal far as ac goes but i would like to have the full use of the fan for winter all the functions work far as defrost to vent and what not any ideas on what i should check/replace next thanx guys