1. The moto unit adopts atọ-motor connective akara, na rewind usoro nwere ike ime ka esemokwu na iche aro akara ọsọ akara.
2. The unwind unit bụ aro kewapụrụ ụdị na akpaaka esemokwu akara na EPC usoro.
3. The rewind aro esemokwu adopts onye iche iche akara, na-akpaghị aka adjusts iche nke ọ bụla mpịakọta mgbe ihe ọkpụrụkpụ bụghị nkezi.
4. A na-ewepụta ngwaahịa emechara na ụdị ụdị njikọ iji nyere aka budata iji chekwaa oge yana melite arụmọrụ.
5. na shear agụba ngwaọrụ ịnya ụgbọ ala.