Initial Inspection - Siemens 1PH728 Series Operating Instructions Manual

Notice
The required regreasing intervals for rolling-contact bearings are not the same as
the servicing intervals. It is essential to adhere to them.
Note
When servicing a three-phase motor, it is generally not necessary to dismantle it.
The motor only has to be dismantled if the bearings are to be replaced.
7.2.2

Initial inspection

Inspection interval for initial inspection
The initial inspection after assembly or commissioning of the three-phase motor is,
under normal circumstances, conducted after approx. 500 operating hours, but at
the latest after 6 months.
Conducting the initial inspection
•= Check, while the motor is running, that:
the equipment conforms to the stated electrical characteristics.
–
the smooth running characteristics and motor noise during operation have
–
not deteriorated.
•= Check, while the motor is shut down, that:
the motor foundation has no indentations or cracks.
–
Notice
This list does not claim to be exhaustive.
Further tests are also necessary in line with the additional instruction
manuals assigned (e.g. bearings,cooler, etc.) or in line with the particular
system-specific conditions.
Notice
Impermissible deviations detected during this inspection must be eliminated
immediately.
SIEMENS AG - Operating Instructions
Three-phase induction motor 1PH728.
Maintenance
7-7