Ключевые слова: appliance, broken, brush, clean, cleaner, cleaning equipment, closeup, device, diagnostic, dirt, dirty, disassemble, disassembled, dust, electric, electronic, equipment, filter, fix, hand, home, household, housework, machine, maintenance, modern, motorized brush head, open, power, problem, repair, repairman, restoring, service, technician, technology, tool, vacuum, vacuum cleaner, work,