RV Thermostat Constant Fan Mod Modifying my Casita’s RV thermostat to include a constant-on fan mode when in electric heat mode Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Share on Pinterest (Opens in new window) Pinterest Share on Reddit (Opens in new window) Reddit Share on Tumblr (Opens in new window) Tumblr Email a link to a friend (Opens in new window) Email Print (Opens in new window) Print