Table of contents
1MB..1/2/3/4 - shaft heights 63 ... 355
6 Operating Instructions, 06/2020, A5E44455710A
7.3 Switching on .......................................................................................................................93
7.3.1 Test run..............................................................................................................................95
8 Operation ................................................................................................................................... 97
8.1 Safety instructions for operation .........................................................................................97
8.1.1 Safety instructions relating to ventilation and cooling ........................................................102
8.1.1.1 Forced ventilation (optional): Cooling method IC 416 in accordance with
EN / IEC 60034-6 .............................................................................................................102
8.1.2 Switching on with the anti-condensation heating active .....................................................102
8.2 Switching on the machine .................................................................................................103
8.3 Switching off the external fan ............................................................................................103
8.4 Switching on again after an emergency switching-off ........................................................103
8.5 Stoppages ........................................................................................................................104
8.5.1 Avoidance of damage to rolling bearings during stoppages ...............................................105
8.5.2 Decommissioning the machine .........................................................................................105
8.5.3 Re-commissioning the machine ........................................................................................105
8.6 faults ................................................................................................................................106
8.6.1 Inspections in the event of faults .......................................................................................106
8.6.2 Electrical faults .................................................................................................................106
8.6.3 Mechanical faults .............................................................................................................107
8.6.4 Rolling bearing faults ........................................................................................................108
8.6.5 Faults at the external fan ..................................................................................................108
8.7 Deactivating .....................................................................................................................108
9 Maintenance ............................................................................................................................. 109
9.1 Customs union Eurasia (optional) .....................................................................................109
9.2 Inspection and maintenance .............................................................................................110
9.2.1 Safety instructions for inspection and maintenance ...........................................................110
9.2.2 Inspections in the event of faults .......................................................................................112
9.2.3 First inspection after installation or repair ..........................................................................112
9.2.4 General inspection ...........................................................................................................113
9.2.5 Assessing the rolling bearings ..........................................................................................114
9.2.6 Mechanical explosion protection for rolling bearings .........................................................114
9.2.7 Maintenance intervals.......................................................................................................115
9.2.8 Re-greasing .....................................................................................................................116
9.2.9 Cleaning ...........................................................................................................................116
9.2.10 Risk of explosion due to damaged seals ...........................................................................117
9.2.11 Drain condensate .............................................................................................................117
9.2.12 Insulation resistance and polarization index ......................................................................118
9.2.13 Maintaining the external fan (forced ventilation) ................................................................118
9.2.14 Repainting ........................................................................................................................119
9.3 Corrective maintenance ....................................................................................................120
9.3.1 Machines with a certificate extended with an "X" ...............................................................121
9.3.2 Anti-condensation heating ................................................................................................
122
9.3.3 Fundamentals ..................................................................................................................122
9.3.4 Rolling bearings ...............................................................................................................123
9.3.4.1 Replacing bearings in explosion-proof machines ..............................................................124
9.3.4.2 Fitting bearings.................................................................................................................124