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Measures for machines ready to operate during longer non-operational periods
● For longer periods when the machine is not being used, either energize it at regular intervals
● Please refer to the section"Switching on" (Page 91) before switching on to recommission
8.7.1
Avoidance of damage to roller bearings during stoppages
Extended stoppages at the identical or almost identical resting position of the roller bearings
can lead to damage such as brinelling or corrosion, for example.
● During stoppages, regularly start the machine up for a brief period once a month. As a
● During re-commissioning, refer to the information in the "Commissioning" section.
See also
Commissioning (Page 87)
8.8
Decommissioning the machine
NOTICE
Damage as a result of an extended period out of service
If the machine is going to be out of service for longer than six months, then take the necessary
measures for preservation and storing. Otherwise damage to the machine will result.
SIMOTICS M-1PH8 1PH818., 1PH822., 1PH828.
Operating Instructions 10/2017
(roughly once a month), or at least spin the rotor.
the motor.
NOTICE
Damage due to improper storage
The machine can be damaged if it is not stored properly. If the motor is out of service for
extended periods of time, implement suitable anti-corrosion, preservation, and drying
measures.
When recommissioning the motor after a long period out of service, carry out the measures
recommended in the chapter entitled "Commissioning (Page 87)".
minimum, rotate the rotor several times.
If you have uncoupled the machine from the driven machine and secured the rotor with a
rotor shipping brace, then remove this before turning the rotor over or starting the machine
up.
Make sure that the resting position of the roller bearings after the rotor has been turned
over is different from what it previously had been. Use the fitted key or the coupling halves
as reference markers.
8.8 Decommissioning the machine
Operation
99
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