Box Alarm, McDonald & Sarena Streets, Reported dwelling fire, no address. Engine 34 stretched on a dwelling, requested the second due engine to prepare to dump their monitor. Engine 42 dumped their monitor. Chief 7 in a defensive posture, holding all companies, has 2 dwellings going with aerial operations in service. Companies on the Box Alarm: Engines 34, 42, Ladder 21, Squad 4, Chief 7. 0414 hours.