
Maintenance
The system requires minimum maintenance.
To keep the system in good condition, do the following:
–
Clean the units (section Clean the units, page 105)
–
Clean the air inlets (section Clean air inlets, page 105)
–
Check connectors and grounding (section Check the connectors and grounding, page
105).
!
Warning!
Dangerous mains voltages are present inside the units. Disconnect the main power supply
before you do any maintenance.
Clean the units
Periodically you must clean all units with a damp, lint-free cloth.
Clean air inlets
The 19‑inch units can collect dust as a result of the internal fans. Once a year you should use a
vacuum cleaner to clean the air inlets of all units in the 19‑inch racks.
Check the connectors and grounding
Periodically check:
–
All cable connections.
–
The ground (PE) connection of the system components.
9
9.1
9.2
9.3
Plena
Maintenance | en 105
Bosch Security Systems B.V.
Installation and Operation manual
2013.07 | V2.0 |
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