10/26. At 0217 hrs box 49-2 Spring Creek was struck for a reported fire on the 3rd floor of the nursing home. Engine 40 responded with a crew of 2. Crew took up 1st arriving Engine assignment and crew was sent in to investigate. Crew had an odor of something burning on the 3rd floor. After investigation crews found a wall heating unit to be over heating. Crews secured the power to the room and the building was turned over to maintenance staff. Time out was 49 mins.