A. Inguqulo Ejwayelekile Ejwayelekile:
1. Indlela yokulawula ngesandla
2. Imodi yokulawula ukuphepha kwe-pneumatic, uhlelo lwegesi nogesi luhlukaniswa futhiyodwa ukuze kuqinisekiswe ukusebenza okuphephile kwemishini
3. Umsebenzi osheshayo wezwi ozenzakalelayo, uhlelo lwe-intercom ngaphakathi nangaphandle kwendlwana
4. Umsindo wokwelashwa okunesikhathi nomsebenzi wokukhumbuza ukukhanya, i-intercom yesikhathi sangempela yezindlela ezimbili
uhlelo ngaphakathi nangaphandle kwendlwana
5. Isistimu yokushisa neyomoya
6. Umbhede wesitimela obushelelezi, oyisimungulu
7. Amasethi amaningi wamadivayisi esixhumi esibonakalayo se-bioelectric