Firefighters made five ambulance runs Monday.
At 2:47 p.m. Monday they responded to a false alarm at 3808 Broadway Ave.
At 5:45 a.m. Tuesday they responded to 5844 16th St. for a possible furnace overheating. The furnace was shut off until repairs could be made.
At 6:01 a.m. they responded to 3320 Meadowlark, where a carbon monoxide detector had activated. Nothing was found.