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bASIC SAfETY INSTRUCTIONS
1.7 Maintenance
The following maintenance work must be carried out by authorized and instructed per-
sonnel. The interval depends on the installation and is determined by the customer.
► Check unit for loose screws and plugs and tighten if necessary.
► Clean drive inverter from dirt and dust deposits.
► Make a visual leak test of the cooling circuit for liquid-cooled drive inverters.
1.8 Repair
In case of malfunction, unusual noises or smells inform a person in charge!
DANGER
In case of failure, please contact the vehicle manufacturer. Only the vehicle manufactur-
er knows the parameterisation of the used drive inverter and can provide an appropriate
replacement or induce the maintenance.
Unauthorized exchange, repair and modifications!
Unpredictable malfunctions!
► The function of the drive inverter is dependent on its parameteriza-
tion. Never replace drive inverter without knowledge of the applica-
tion.
► Modification or repair is permitted only by authorized personnel by
KEB.
► Only use original manufacturer parts.
► Infringement will annul the liability for resulting consequences.
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