MAINTENANCE
32
7
MAINTENANCE
7.1
Safety information about repairs
DANGER!
Before beginning any work, ensure that the system is free of voltage and remains so
for the duration of the work. Observe the safety instructions from chapter “Safety”!
WARNING!
Risk of injury due to improperly performed maintenance work!
Improper maintenance can result in serious personal injury or property damage.
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Ensure there is sufficient clearance before starting work.
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Pay attention to the correctness and cleanliness of the assembly site!
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Before starting work, follow the procedure described in paragraph "Dangers due
to electrical energy."
WARNING!
Danger due to insufficient qualification of persons!
Insufficiently qualified persons cannot assess risks involved in handling the system
and expose themselves and others to risk of serious or fatal injuries.
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Have all work performed only by persons qualified for the task.
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Inadequately qualified persons should be kept away from the work area.
CAUTION!
Tripping hazard due to protruding parts
There is a tripping hazard during the work.
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Watch out for steps and holes in the floor when walking inside the work area and
the danger zone. There must be no loose objects in the work area.