5.7.8 Connecting the oil-level monitoring system............................................................................76
5.7.9 Connecting the heating element ............................................................................................77
5.7.10 Connecting the bearing monitoring system............................................................................77
5.8 Tightening procedure .............................................................................................................77
5.8.1 Introduction ............................................................................................................................77
5.8.2 Bolt connection classes..........................................................................................................78
5.8.3 Tightening torques and preload forces...................................................................................79
5.9 Final work...............................................................................................................................80
6 Commissioning ...........................................................................................................................................83
6.1 Measures to be taken prior to commissioning........................................................................83
6.1.1 Gear units with cooling coil ....................................................................................................83
6.1.2 Gear unit with backstop..........................................................................................................84
6.1.3 Gear unit with auxiliary drive ..................................................................................................84
6.1.4 Gear units with oil supply system...........................................................................................85
6.1.5 Oil level monitoring system ....................................................................................................85
6.1.6 Oil temperature monitoring system ........................................................................................86
6.2 Measures to be taken during commissioning.........................................................................86
6.2.1 Heating...................................................................................................................................87
7 Operation....................................................................................................................................................89
7.1 Operating data .......................................................................................................................89
7.2 Irregularities in operation........................................................................................................89
7.3 Taking the unit out of service .................................................................................................90
8 Maintenance ...............................................................................................................................................91
8.1 General maintenance activities ..............................................................................................91
8.2 Maintenance schedule ...........................................................................................................92
8.3 Maintenance and service work...............................................................................................93
8.3.1 Cleaning the fan and gear unit ...............................................................................................93
8.3.2 Cleaning the venting screw ....................................................................................................94
8.3.3 Checking the oil temperature .................................................................................................94
8.3.4 Replacing the backstop..........................................................................................................95
8.3.5 Filling the backstop with oil ....................................................................................................95
8.3.6 Measuring the vibration levels of the rolling-contact bearings ...............................................96
8.3.7 Measuring the temperature at the rolling-contact bearings....................................................96
8.3.8 Checking the auxiliary drive ...................................................................................................97
8.3.9 Filling the overrunning clutch of the auxiliary drive with oil ....................................................97
8.3.10 Checking the cooling coil .......................................................................................................97
8.3.11 Inspecting the shrink disk.......................................................................................................98
8.3.12 Check that all of the fastening bolts are tight .........................................................................98
8.3.13 General inspection of the gear unit ........................................................................................99
8.3.14 Final work...............................................................................................................................99
8.4 Possible faults ........................................................................................................................99
Table of contents
REDUREX Gear unit 5200en
Operating Instructions 03/2019 7
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