ABB PP885, Hardware And Installation Manual

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Section 2 Safety Precautions
Appearance of Air in Touch Screen
Service and Maintenance
• Only qualified personnel should carry out repairs.
• The agreed warranty applies.
• Before carrying out any cleaning or maintenance operations, disconnect the
equipment from the electrical supply.
• Clean the display and surrounding front cover with a soft cloth and mild
detergent.
• Replacing the battery incorrectly may result in explosion. Only use batteries
recommended by the supplier. During the warranty period, the battery needs to
be replaced by an authorized ABB service center.
Dismantling and Scrapping
• The operator panel or parts thereof shall be recycled according to local
regulations.
• The following components contain substances that might be hazardous to health
and the environment: lithium battery, electrolytic capacitor and display.
Appearance of Air in Touch Screen
The layer structure of the touch screen contains air and in rare cases appearance of
bubbles can arise. This is purely cosmetic and does not affect any functionality of the
operator panel. The appearance can occur under certain environmental conditions
such as temperature, humidity, and atmospheric pressure.
3BSE069463-600 Rev D 15