Maintenance; Maintenance Instructions - Siemens 1PH728 Operating Instructions Manual

Maintenance

7.1 Maintenance
7.1.1

Maintenance instructions

Safety notes
Risk of electric shock from touching live parts
Live electrical parts are dangerous. Touching these parts will result in an electric shock,
which in turn causes death or serious injury.
Before starting work on the machines, make sure that the plant or system has been
disconnected in a manner that is compliant with the appropriate specifications and
regulations. In addition to the main currents, make sure that supplementary and auxiliary
circuits, particularly in heating devices, are also disconnected.
Please follow all instructions contained in the "Safety information and application
information (Page 7)" chapter of these operating instructions and ensure that only persons
who have the necessary know-how are entrusted to carry out work on power installations.
Fire hazard
Some parts of the frame of electrical machines can reach temperatures in excess of 100°C.
Serious burn injuries can be caused by touching components when the machine is in
operation.
Do not touch frame parts while the machine is in operation or immediately after machine
operation. Let frame parts cool off before starting any work.
Safety regulations
Always comply with the following safety rules before starting maintenance work:
● Isolate,
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Siemens AG Operating Instructions 2.02 1PH728
Siemens Hardware
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