How to set the time of solvent recovery system?

Recovery time, means a period time from solvent recovery system starts heating to automatic shut off, the temperatur of dirty solvent and equipment are same as room temperature. Recovery time is usually 2.5~4 hours every time, small capacity of machine will spend less time. For example: Hy20Ex~Hy40Ex : about 2.5 hours Hy60Ex~Hy125Ex: about 3.0 hours [...]