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VPP 21.1
8
Maintenance and Installation
8.1
General Information
Maintenance
DOK-SUPPL*-VPP*21.1***-PR02-EN-P
VPP 21-type operator terminals are maintenance-free. A few parts are
subject to wear and must be replaced after a certain number of operating
hours.
Maintenance work in the device is only
permissible by skilled stuff!
If hardware and/or software components have to be
⇒
exchanged, please contact the Bosch Rexroth
CAUTION!
Service or ensure that only skilled stuff changes the
respective components.
Include the following measures in your maintenance schedule:
• Clean the screen surface at least once a week with an anti-static cloth
or window cleaning agent containing denatured alcohol.
Dissolution of the keypad surface and the
display seal through contact with solvents!
Do not use any solvents (e.g. paint thinner)!
⇒
CAUTION!
• At least once a year, check all plug and terminal connections for
proper tightness and damage. Verify that lines and cables are not
broken or squeezed. Replace damaged parts immediately.
• Check the fan at least once a year.
Risk of injury through rotating fan impeller!
Keep hands and fingers clear of the fan impeller, and
⇒
do not insert any items.
DANGER
Note:
Concerning spare parts function compatibility is ensured for at
least 5 years.
Maintenance and Installation
8-1
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