Operating instructions RolloTron Basis 1100 Y. Beenen Updated July 11, 2024 11:35 Follow Download PDF Related articles Operating instructions RolloTron Standard 1300/1340/1305 How are switching times set on the RolloTron Basis 1100? Operating instructions RolloTron Basis DuoFern 1200 Remove the belt winder / RolloTron if the device no longer functions. Unlock the gear unit. How can the automatic function of a RolloTron belt winder be temporarily switched off?