Maintenance work
Carried out by
Frequency
Comments
Check the cooling system
Operating com‐
pany
After 30 000 operating
hours
Check the fans
Clean the outside of the cab‐
inet
Operating com‐
pany
As required
Visual inspection, clean if
required
Clean the inside of the cabi‐
net
Siemens serv‐
ice personnel
Annually
Visual inspection, clean if
required
Check power and control
connections
Operating com‐
pany
After one year, and ev‐
ery four years thereafter
Check internal connections
Siemens serv‐
ice personnel
After one year, and ev‐
ery four years thereafter
Carry out an inspection and
visual check
Siemens serv‐
ice personnel
Annually
See the specifications in
the Operating Manual
Check the software
Siemens serv‐
ice personnel
After every parameter
modification, and then
every five years
Check spare parts
Siemens serv‐
ice personnel
Annually
Check options
Siemens serv‐
ice personnel
See the specifications in
the Operating Manual
9.3.1
Visual inspections
9.3.1.1
Equipment for visual inspections
You require the following basic equipment to carry out the visual checks and maintenance work:
● Mirror
● Flashlight
● Torque wrench for tightening screws
NOTICE
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 the section "Visual inspections".
● Dust deposits inside the cabinet unit must be removed at regular intervals (or at least once
a year) by qualified personnel in line with the relevant safety regulations.
Maintenance
9.3 Preventive maintenance
SINAMICS SL150 6SL39616RC100AA02
78
Operating Instructions Rev.201910281458 EXAMPLE
