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S Class 2 Troubleshooting Guide
There may be occasions in which the machine does not operate as it should work, or an
error message is displayed on the screen. This document may help you to find the cause of
the issue, and a way to solve the problem.
Revision history
August 22, 2018 Document created
March 2, 2020 Added hyperlinks to external documents
March 31, 2020 Added “Ticking sound” issue
July 31, 2020 Changed summa.eu to summa.com
August 24, 2020 Added “Media crashes in basket”
November 23, 2020 Document name change from “S Class 2 Machine Issues” to “S Class 2 Troubleshooting”
May 31, 2021 Added roll-up wiring diagram
Revised May 31, 2021