Arrived at location on 4/15/22 - Turned on oven. No heat. No power to ignition system. Checked 3 blower motors on back. Only one was spinning. Checked wiring. All ok. No broken wires. Checked fuses. Found far right 15A fuse open. Replaced with new. Fuse opened. Checked junction box. Wires are ok. Replaced fuse again and turned on. This time the motors energized. Oven started heating. Let heat to set temp of 580. Stayed at 580. Back in service.