Power switch faulty
• Main fuses F1, F2 (on front of autoclave beneath power switch) is faulty
• Check internal wiring of the autoclave (in particular power supply to the CPU board and between
fuse holder and power switch)
• Open the fuseholder and stretch the spring in the cap to get more pressure (lower resistance). If
the contacts of the fuseholders looks grey instead shiny metal they have to be replaced.
• Switch manually all digital outputs (ACOUT) and check if one blow the fuses
• Power supply on the CPU board is faulty
• If this malfunction appears frequently change the CPU board. Power supply on the CPU board is
faulty.