13 / 16INST-002766 / A plug´n´dose
6 Cleaning
If the dosing control unit is dirty, clean it using a soft, damp cotton cloth with a few drops of
pH-neutral cleaning agent (e.g. washing-up liquid).
Note the following points regarding the use of cleaning agents and the performance of
cleaning work:
• Do not use cleaning agents containing abrasive constituents.
• Do not use bleaching agents or heavily acidic or alkaline cleaning agents.
• Check the compatibility of the cleaning agents in an unobtrusive spot.
• Cleaning agents and water must not be allowed to penetrate into electrical or mechanical
system components.
• Completely remove all cleaning agent used.
• Do not use steel wool, sponges with a roughened side, or sharp-pointed implements.
• Do not use high-pressure cleaners for cleaning.
WARNING
Cleaning work may only be carried out when the machine has been shut down safely and
secured against unauthorised restarting. Otherwise, serious injuries may result.
• Switch off the master control unit
• Disconnect the cable to the master control unit (B)
CLEANING