1. Ihlanganiswe nezinhlelo ezinhlanu eziyinhloko: i-hydraulic system, i-air pressure system, i-vacuum system, i-steam system kanye nesistimu yokulawula okuzenzakalelayo.
2. Ukuvikelwa kwe-interlock kathathu kuqinisekisa ukuphepha.
3. Ukuhlolwa kwe-X-ray okungu-100% ukuze kuqinisekiswe ikhwalithi yomkhiqizo.
4. Ukulawula okuzenzakalelayo ngokugcwele, ukulawula izinga lokushisa okunembile nokucindezela, ukonga amandla.