Iingxaki eziqhelekileyo ngeZindlu zeGrader kunye nezisombululo zazo

I-1. IiNkqutyana eziKhululekileyo: Rhoqo qinisa izikrelem kunye nezinye iindawo zokudibanisa.

2. Ukuvuza kweoyile kwiNkqubo ye-Hydraulic: Jonga ukuba iringi yokutywina iyonakalisiwe kwaye ibeke endaweni yayo ukuba ikho imfuneko.

I-3. Ukunxiba kakhulu i-blade: lungisa indlela yokwakha ukuphepha umthwalo ongaphezulu.