8 Maintenance
Personnel
• The maintenance work described herein can be performed by the
operator unless otherwise indicated.
• Some maintenance tasks should only be executed by especially
trained, qualified personnel, or exclusively by the manufacturer;
specific reference will be made in each case in the description of
the respective maintenance task.
• Only professional electricians should perform work on the electri-
cal equipment.
DANGER
Electrical shock hazard
Incorrect installation can result in serious injuries, death or
damage.
Only professional electricians should work on electrical
systems.
Electrical equipment
DANGER
Danger if restarted without authorization!
When correcting faults, there is danger of the energy supply
being switched on without authorization. This poses a lifethreat-
ening hazard for persons in the danger zone.
Therefore:
• Prior to starting work, switch off the system and safeguard it
from being switched on again.
Safeguarding against restart
8.1 Spare parts
The CAHB-2… linear actuator is not designed for repair work by the
customer. All warranty and service claims become void without
notice if any screws on the linear actuator have been manipulated.
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