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7
Start-up .................................................................................................................................................... 81
7.1
Measures before commissioning ........................................................................................... 81
7.1.1
Insulation resistance and polarization index .......................................................................... 83
7.1.2
Testing the insulation resistance and polarization index ....................................................... 84
7.1.3
Testing the cooling of the machine ........................................................................................ 86
7.1.4
Commissioning an external fan .............................................................................................. 87
7.1.5
Setpoint values for monitoring the bearing temperature ........................................................ 88
7.1.6
Further documents ................................................................................................................. 88
7.2
Switching on ........................................................................................................................... 89
7.2.1
Test run .................................................................................................................................. 90
8
Operation ................................................................................................................................................. 93
8.1
Safety instructions for operation ............................................................................................ 93
8.1.1
Safe handling ......................................................................................................................... 93
8.1.2
Safety instructions during operation ...................................................................................... 95
8.1.3
Safety note for ventilation ...................................................................................................... 97
8.1.4
Bridging insulated bearings .................................................................................................... 98
8.1.5
Switching on with the anti-condensation heating active ........................................................ 98
8.2
Switching on the machine ...................................................................................................... 99
8.3
Switching off the external fan ................................................................................................. 99
8.4
Switching on again after an emergency switching-off ............................................................ 99
8.5
Stoppages .............................................................................................................................. 99
8.5.1
Avoidance of damage to rolling bearings during stoppages ................................................ 101
8.5.2
Decommissioning the machine ............................................................................................ 101
8.5.3
Re-commissioning the machine ........................................................................................... 102
8.6
faults ..................................................................................................................................... 102
8.6.1
Inspections in the event of faults .......................................................................................... 102
8.6.2
Electrical faults ..................................................................................................................... 102
8.6.3
Mechanical faults ................................................................................................................. 104
8.6.4
Rolling bearing faults ........................................................................................................... 105
8.6.5
Faults at the external fan ..................................................................................................... 105
9
Maintenance .......................................................................................................................................... 107
9.1
Inspection and maintenance ................................................................................................ 107
9.1.1
Safety instructions for inspection and maintenance ............................................................ 107
9.1.2
Static charging when cleaning ............................................................................................. 110
9.1.3
Inspections in the event of faults .......................................................................................... 110
9.1.4
First inspection ..................................................................................................................... 110
9.1.5
General inspection ............................................................................................................... 111
9.1.6
Assessing the rolling bearings ............................................................................................. 111
9.1.7
Bolt grade ............................................................................................................................. 112
9.1.8
Mechanical explosion protection for rolling bearings ........................................................... 112
9.1.9
Maintenance ......................................................................................................................... 113
9.1.9.1
9.1.9.2
Explosion hazard due to increased surface temperature .................................................... 113
9.1.9.3
Insulation resistance and polarization index ........................................................................ 113
9.1.9.4
Regreasing intervals and types of grease for operating rolling-contact bearings ................ 114
9.1.9.5
Cleaning ............................................................................................................................... 115
9.1.9.6
6
Operating Instructions, 03/2018, A5E41926185A
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