Download  Print this page

Siemens 1LA8 Operating Instructions Manual Page 8

Simotics tn series n-compact induction motor.
Hide thumbs

Advertisement

Table of contents
8.11.2
Electrical faults............................................................................................................................97
8.11.3
Mechanical faults.........................................................................................................................98
8.11.4
Roller bearing faults....................................................................................................................99
9
Maintenance.............................................................................................................................................101
9.1
Inspection and maintenance.....................................................................................................101
9.1.1
Safety instructions for inspection and maintenance..................................................................101
9.1.2
Risk of explosion when cleaning with compressed air..............................................................103
9.1.3
Measurement of the insulation resistance and polarization index in the context of
maintenance work.....................................................................................................................103
9.1.4
Inspections in the event of faults...............................................................................................104
9.1.5
First service after installation or repair......................................................................................104
9.1.6
General inspection....................................................................................................................105
9.1.7
Servicing the roller bearings......................................................................................................105
9.1.8
Servicing and maintaining the anti-condensation heating.........................................................105
9.1.9
Regreasing intervals and types of grease for operating roller bearings....................................106
9.1.10
Sealing the rolling-contact bearings ("Increased degree of protection" option).........................110
9.1.11
Keeping the cooling air flow clean.............................................................................................110
9.1.12
Touch up any damaged paintwork............................................................................................110
9.1.13
Repainting.................................................................................................................................110
9.1.14
Maintaining terminal boxes........................................................................................................111
9.2
Corrective Maintenance............................................................................................................112
9.2.1
Prepare servicing work..............................................................................................................112
9.2.2
Seal the motor...........................................................................................................................114
9.2.3
Anti-condensation heating.........................................................................................................115
9.2.4
Fan cowl....................................................................................................................................115
9.2.5
External fan made of metal.......................................................................................................115
9.2.6
External fan made of plastic......................................................................................................117
9.2.7
Internal fan................................................................................................................................117
9.2.8
Roller-contact bearings.............................................................................................................118
9.2.8.1
Uninstalling roller-contact bearings...........................................................................................118
9.2.8.2
Remove V ring...........................................................................................................................119
9.2.8.3
Removing the labyrinth sealing ring..........................................................................................119
9.2.8.4
Assembling the rolling-contact bearings....................................................................................120
9.2.8.5
Install the V ring.........................................................................................................................121
9.2.8.6
Installing the V ring ("Increased degree of protection" option)..................................................122
9.2.8.7
Installing the labyrinth sealing ring............................................................................................123
10
Spare parts...............................................................................................................................................125
10.1
Ordering data............................................................................................................................125
10.2
Anti-condensation heating.........................................................................................................126
10.3
Stator and rotor.........................................................................................................................127
10.4
Ventilation..................................................................................................................................128
10.5
Drive end rolling-contact bearings with bearing housing...........................................................129
10.6
Drive end rolling-contact bearings without bearing housing......................................................130
10.7
Roller bearings, DE - end shield with integrated bearing cover................................................131
10.8
Non-drive end rolling-contact bearings with bearing housing....................................................132
10.9
Non-drive end rolling-contact bearings without bearing housing..............................................133
8
SIMOTICS TN Series N-compact 1LA8
Operating Instructions 05/2014

Advertisement

   Related Manuals for Siemens 1LA8

Comments to this Manuals

Symbols: 0
Latest comments: