9.3.1.1 Safety instructions in operation - risk of burn injuries at hot surfaces .................................. 98
9.3.2 Inspections in the event of faults........................................................................................ 99
9.3.3 First inspection after installation or repair......................................................................... 100
9.3.4 General inspection........................................................................................................... 101
9.3.5 Assessing the rolling bearings .......................................................................................... 101
9.3.6 Maintenance intervals...................................................................................................... 102
9.3.7 Re-greasing...................................................................................................................... 103
9.3.8 Cleaning.......................................................................................................................... 103
9.3.9 Cleaning the fan cover of machines for the textile industry ............................................... 104
9.3.10 Drain condensate............................................................................................................. 104
9.3.11 Insulation resistance and polarization index ..................................................................... 105
9.3.12 Servicing the separately driven fan................................................................................... 105
9.4 Corrective maintenance ................................................................................................... 106
9.4.1 Repairs are only permissible within the dened scope....................................................... 106
9.4.2 Rolling bearings ............................................................................................................... 107
9.4.2.1 Bearing bushes ................................................................................................................ 108
9.4.2.2 Fitting the bearing cartridges ........................................................................................... 108
9.4.2.3 Installing bearings ........................................................................................................... 108
9.4.3 Mounting dimension "x"................................................................................................... 110
9.4.4 Fan .................................................................................................................................. 110
9.4.4.1 Metal fan disassembly...................................................................................................... 110
9.4.4.2 Mounting fans ................................................................................................................. 111
9.4.5 Canopy; mounting a rotary pulse encoder under the canopy............................................. 111
9.4.6 Tightening torques........................................................................................................... 111
9.4.7 Screw lock washers.......................................................................................................... 111
9.4.8 Links................................................................................................................................ 111
9.4.9 Reassembly: Miscellaneous information ........................................................................... 112
9.4.10 Optional add-on units ...................................................................................................... 112
9.4.10.1 Mounting a brake (optional)............................................................................................. 112
9.4.11 O-ring seal....................................................................................................................... 112
10 Spare parts......................................................................................................................................... 115
10.1 Parts order....................................................................................................................... 115
10.2 Determining the spare parts via the Internet..................................................................... 115
10.3 Replacing rolling bearings ................................................................................................ 116
10.4 Rolling bearings .............................................................................................................. 116
10.5 Groups of parts................................................................................................................ 116
10.6 Ordering example ............................................................................................................ 117
10.7 Machine parts.................................................................................................................. 117
10.8 Standardized parts ........................................................................................................... 119
10.9 Exploded drawings .......................................................................................................... 120
10.9.1 1LE5, 1PC4 shaft height 280 ............................................................................................ 120
10.9.2 Terminal box, shaft height 280......................................................................................... 121
10.9.3 1LE5, 1PC4 shaft height 315 ............................................................................................ 122
10.9.4 Terminal box, shaft height 315......................................................................................... 123
10.9.5 1LE5, 1PC4 shaft height 315 ........................................................................................... 124
10.9.6 Terminal box, shaft height 315......................................................................................... 125
10.9.7 1LE5, 1PC4 shaft height 355 ............................................................................................ 126
Table of contents
1LE5, 1PC4 shaft heights 280 ... 355
Operating Instructions, 11/2022, A5E41454666A 7
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