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Maintenance
9.1 Safety instructions for maintenance
Damage due to non-authorized spare parts
Using non-approved spare parts can affect the function of the equipment and damage it. Third-
party spare parts and unapproved spare parts may not meet the requirements.
● Only use spare parts that have been approved by the manufacturer.
Damage caused by foreign bodies in the device
If foreign bodies are left in the device after installation and maintenance work, this can cause
damage when the device is switched on.
● Before switching on, carefully check that there are no foreign objects that have been left
Damage due to contamination and dirt
Contamination and dirt can damage the device.
● Visually inspect the equipment at least once per year. For more information, please refer to
● Dust deposits inside the cabinet unit must be removed at regular intervals (or at least once
Note
The actual intervals at which maintenance procedures are to be performed depend on the
environmental and operating conditions. Define maintenance intervals that reflect your plant-
specific environmental and operating conditions and meet your availability requirements. When
doing so, take the prescribed maintenance intervals into consideration, as well as the
instructions for repairing and replacing installed components.
See also
Visual inspections (Page 68)
Note
Siemens offers its customers support in the form of a service contract. For further details,
contact your regional office or sales office.
Note
Inform the manufacturer about each maintenance job that has been carried out and about each
spare part replacement for the purposes of a reliability analysis.
66
behind. Remove any foreign bodies.
the section "Visual inspections".
a year) by qualified personnel in line with the relevant safety regulations.
SINAMICS SL150 6SL38655UM427AA02
Operating Instructions Rev.201910281507 EXAMPLE
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