My unit is not starting. Cause Solution Mains voltage is not present. Check plug socket, cable, line, plug and fuse; if damage is found, contact a qualified electrican to repair. The equipment is not switched ON. Switch on the equipment (see “Switching ON/OFF”). Safety stop switch is activated due to missing or incorrectly inserted pleated filter or wire filter basket. Insert the pleated filter or wire filter basket correctly (see “Assembly” in the manual). Defective ON/OFF switch. Contact Snow Joe® customer service to repair. Defective motor. Contact Snow Joe® customer service to repair. Related articles My mower is not starting up. What are some potential issues? What should I do if my MJ401E Lawn Mower has stopped working? The motor does not run. My unit will not start. Battery Operated Snow Blower