Maintenance; Maintenance Instructions - Siemens 1PH728 Series Operating Instructions Manual

Maintenance

7
7.1 Maintenance
7.1.1

Maintenance instructions

Safety information
Warning
Please observe the chapter entitled "Safety information" in these Operating
Instructions precisely and ensure that only persons who have the necessary
specialist know-how are entrusted to carry out work on power installations.
In addition to the main circuits, also ensure that any supplementary and auxiliary
circuits are also deenergized, and in particular, the anti-condensation heating.
Caution
Be careful of those parts of the three-phase motor that get hot and let them cool
down before starting maintenance work.
Safety rules
Always comply with the following safety rules before starting maintenance work:
Danger
•= Isolate
•= Safeguard aginst reclosure
•= Disconnect from supply
SIEMENS AG - Operating Instructions
Three-phase induction motor 1PH728. 7-1