10 Maintenance
10.1 Safety instructions
Maintenance and repair
Before carrying out maintenance and repair work on the component's electrical
equipment, perform the following steps in accordance with the "5 safety rules":
•
Isolate from the power supply
•
Take appropriate measures to prevent switch on
•
Test absence of voltage
•
Earthing and short-circuiting
•
Cover or safeguard any adjacent live parts.
For maintenance and repair, the following principles apply:
•
Observe the intervals specified in the maintenance schedule.
•
Only qualified personnel may carry out maintenance or repair work on the
component.
•
The component must be switched off and secured against being switched
back on before maintenance or repair work. Work may only be started once
any residual energy has been discharged.
•
Block access for unauthorized persons. Put up notice signs which draw
attention to the maintenance or repair work going on.
•
Do not climb on the component. Use suitable access aids and working
platforms.
•
Wear suitable protective clothing.
•
Only use suitable and undamaged tools to carry out maintenance work.
•
When replacing parts only use approved, fully functional load lifting devices
and lifting accessories which are suitable for the intended purpose.
•
Before setting the unit back into operation, refit all safety devices as originally
provided in the factory. Then check that all safety devices are working
correctly.
•
Make sure lubricants are used properly.
•
Check pipes are firmly secured, also check for leaks and damage.
•
Check that all emergency stop devices are working correctly.
Disassembly
For disassembly, the following principles apply:
•
Only qualified personnel are allowed to dismantle the component.
•
The component must be switched off and secured against being switched
back on before it is dismantled. Work may only be started once any residual
energy has been discharged.
Maintenance
Safety instructions
430BAL009990EN_2
30.01.2018 39
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