Maintenance and repairs
5.1
General information on maintenance and servicing
Observe the following when servicing and repairing protective equipment such as ground
circuits or overvoltage protection components:
• Observe the maintenance and replacement intervals specified by the manufacturer.
• Replace plant components, including external cables, fuses and batteries only with
equivalent components approved by the respective manufacturer.
Scope of maintenance
The HMI device is designed for maintenance-free operation.
Proper handling and regular cleaning extend the service life of the front panel. The front
panel consists of:
• Stainless steel frame
• Display with capacitive multi-touch screen and anti-shatter film
• Mounting gasket
Regularly check the mounting gasket and anti-shatter film for damage. Replace a damaged
gasket or a device with damaged anti-shatter film before commissioning the plant.
The components on the front panel have different resistances to chemical and mechanical
influences. Be sure to observe the information and instructions for cleaning the device in the
next section.
Unified Comfort Panels Hygienic
Compact Operating Instructions, 04/2023, A5E52219907-AA
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