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Maintenance
7.2 Inspection
7.2.2
Initial inspection
Inspection interval for initial inspection
The initial inspection once the three-phase motor is assembled and commissioned is, under
normal circumstances, conducted after approx. 500 operating hours, but at the latest after 6
months.
Conducting the initial inspection
● While the motor is running, check that:
● When the motor has been shut down, check that:
Correct any deviations that are determined in the inspection without delay.
NOTICE
Adapt the inspection to the plant-specific conditions
This list does not claim to be complete.
Further tests also should be carried out in accordance with the additional instruction
manuals (e.g. bearings, cooler, etc.) or in accordance with the particular system-specific
conditions.
[ID: 367.02]
7.2.3
Main service
Inspection interval for major inspection
The main inspection is conducted after approx. 16,000 operating hours or at the latest after 2
operating years.
Conducting the major inspection
● While the motor is running, check that:
● When the motor has been shut down, check that:
60
– the equipment conforms to the stated electrical characteristics.
– the smooth running characteristics and motor noise during operation have not
deteriorated.
– the motor foundation has no indentations or cracks.
– the equipment conforms to the stated electrical characteristics.
– the smooth running characteristics and motor noise during operation have not
deteriorated.
– the motor foundation has no indentations or cracks.
Siemens AG Operating Instructions 2.02 1PL622
A5E00264365A
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