This morning around 0830, Cetronia and mutual aid were dispatched to the 4000 blk of Chew Steet in Cetronia for a chimney fire. Chief 303 immediately arrived and reported normal conditions from the outside. Engine 311 arrived with a water supply and stretched a 200' crosslay. After investigating it appeared there was a oil burner malfunction. Fire department services were not needed. Tower 331 and Engine 3212 (Woodlawn) also arrived onscene, but 3 Command held the assignment to Station 3.