1. Iphaneli yokulawula emaphakathi: zonke izilawuli zalo mshini zisendaweni emaphakathi futhi zitholakala kalula ukuze zinikeze isilawuli sokuma.
2. Iphaneli yokulawula inikeza imisebenzi emikhulu.
2.1 Isibonisi esinezinyathelo ezimbili.
2.2 Ukubuyisela emuva shaft egijima inkomba yesivinini, i-adjustant.
2.3 Ukubuyisela emuva i-shaft change control control.
3. Isethingi yobude obunezinyathelo ezimbili: lesi silungiselelo sobude sinikeza imisebenzi yokubuyisela emuva ebushelelezi kakhulu ukunikeza ubude obunembile bokuhlehlisa.
4. Umgogodla wephepha ubanjwe ngokuqinile ku-shaft ye-pneumatic.Inikeza i-esay ukulayisha nokuthulula ngokushesha.
5. I-shaft yokucindezela nge-pneumatic: lula ukusebenza.Lokho kungakhuphula izinga lomkhiqizo.