Siemens HT-direct - Page 6

Table of contents
A5E01083943A AB
4 Siemens AG Operating Instructions 2.02 1FW4
4 Commissioning ........................................................................................................................................ 59
4.1 Safety information ....................................................................................................................... 59
4.2 Danger and warning notices ....................................................................................................... 60
4.3 Checking the insulation resistance ............................................................................................. 60
4.4 Measures to be performed prior to start-up ................................................................................ 62
4.5 Commissioning of the separate fan ............................................................................................ 64
4.6 Monitoring the temperature of the stator winding........................................................................ 64
4.7 Converter/insulation system........................................................................................................ 64
4.8 Switching on................................................................................................................................ 65
4.9 Switching off water-cooled motors .............................................................................................. 65
4.10 Switching off air-cooled motors................................................................................................... 66
5 Operation................................................................................................................................................. 67
5.1 Safety information ....................................................................................................................... 67
5.2 Stoppages ................................................................................................................................... 68
5.3 Fault diagnosis table ................................................................................................................... 68
6 Maintenance ............................................................................................................................................ 71
6.1 Maintenance................................................................................................................................ 71
6.1.1 Danger from strong magnetic fields ............................................................................................ 71
6.1.2 Preparations for maintenance..................................................................................................... 72
6.1.3 Regreasing intervals for rolling-contact bearings, grease type................................................... 73
6.1.4 Servicing the external fan............................................................................................................ 74
6.1.5 Cleaning the heat exchanger ...................................................................................................... 75
6.2 Servicing inspections .................................................................................................................. 75
6.2.1 Servicing instructions .................................................................................................................. 75
6.2.2 First service after installation or repair ........................................................................................ 76
6.2.3 General inspection ...................................................................................................................... 76
6.3 Corrective Maintenance .............................................................................................................. 77
6.3.1 Changing the bearing.................................................................................................................. 77
6.3.2 Replacing the sensor for the water-cooled 1FW4 motor ............................................................ 78
6.3.3 Replacing the sensor for the air-cooled 1FW4 motor ................................................................. 81
6.3.4 External fan ................................................................................................................................. 83
6.3.5 Tightening torques for screw and bolt connections .................................................................... 84
7 Disposal and recycling............................................................................................................................. 87
7.1 Introduction ................................................................................................................................. 87
7.2 Disposal of components with electrical insulation....................................................................... 87
7.3 Disposing of permanent magnets ............................................................................................... 88
8 Replacement parts................................................................................................................................... 91
8.1 Orders for spare parts ................................................................................................................. 91
8.2 Information on the anti-condensation heating............................................................................. 91
8.3 Stators and rotors for water-cooled 1FW4 motors...................................................................... 92
8.4 Stators and rotors for air-cooled 1FW4 motors........................................................................... 93