Siemens SIMOTICS FD 1LN1 Operating Instructions & Installation Instructions page 9

9.1.10 Regreasing intervals and types of grease for operating roller bearings...............................130
9.1.11 Sealing the rolling-contact bearings ("Increased degree of protection" option) ...................133
9.1.12 Cleaning the air-to-water heat exchanger ............................................................................134
9.1.13 Servicing the external fan.....................................................................................................134
9.1.14 Touch up any damaged paintwork .......................................................................................135
9.1.15 Maintaining terminal boxes ..................................................................................................135
9.2 Corrective Maintenance .......................................................................................................136
9.2.1 Prepare servicing work.........................................................................................................136
9.2.2 Screws with preCOTE coating .............................................................................................137
9.2.3 External fan ..........................................................................................................................137
9.2.3.1 Replacing the external fan ...................................................................................................137
9.2.3.2 External fan unit ...................................................................................................................137
9.2.3.3 Adjusting the external fan.....................................................................................................138
9.2.4 Roller-contact bearings ........................................................................................................139
9.2.4.1 Removing roller bearing .......................................................................................................139
9.2.4.2 Remove V ring .....................................................................................................................139
9.2.4.3 Removing the labyrinth sealing ring .....................................................................................140
9.2.4.4 Installing roller bearings .......................................................................................................141
9.2.4.5 Install the V ring ...................................................................................................................142
9.2.4.6 Installing the V ring ("Increased degree of protection" option) .............................................143
9.2.4.7 Installing the labyrinth sealing ring .......................................................................................143
9.2.5 Top enclosure ......................................................................................................................144
9.2.5.1 Removing and installing the air-to-water-cooler...................................................................144
9.2.5.2 Removing the top enclosure ................................................................................................145
9.2.5.3 Mounting the top enclosure..................................................................................................147
9.2.6 Seal the motor......................................................................................................................148
10 Spare parts ...............................................................................................................................................149
10.1 Ordering data .......................................................................................................................149
10.2 Ordering spare parts via the Internet ...................................................................................150
10.3 Anti-condensation heating....................................................................................................150
10.4 Housing, stators and rotors ..................................................................................................151
10.5 Top enclosure ......................................................................................................................153
10.6 Roller bearing cartridge at the drive and non-drive end .......................................................154
10.7 Roller bearing cartridge at the drive and non-drive end .......................................................155
10.8 Terminal box 1XB1621.........................................................................................................156
10.9 Terminal box 1XB1631.........................................................................................................158
10.10 Terminal box 1XB7730.........................................................................................................159
10.11 Terminal box 1XB7731.........................................................................................................160
10.12 Terminal box 1XB7740.........................................................................................................161
10.13 Terminal box 1XB7750.........................................................................................................162
10.14 Auxiliary terminal box 1XB9014 ...........................................................................................163
10.15 Auxiliary terminal box 1XB9015 ...........................................................................................164
10.16 1XB9016 auxiliary terminal box............................................................................................165
SIMOTICS FD 1LN1
Operating Instructions 01/2019
Table of contents
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