• idizayini ye-spooler ephindwe kabili kanye nesistimu yokushintsha i-spool ezenzakalelayo ngokugcwele ukuze isebenze ngokuqhubekayo
• Isistimu yokushayela ye-AC enezigaba ezintathu kanye ne-motor ngayinye yokuwela izintambo
• I-spooler yohlobo lwe-pintle elungisekayo, ububanzi obubanzi be-spool bungasetshenziswa