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UTD.187.2019.09.00_EN Operating instructions G series
Contents
1 - General information and safety instructions ..............................................................................................4
1.1 - Recycling ............................................................................................................................................................. 4
1.2 - Safety ................................................................................................................................................................... 4
2 – Application conditions and use limits ........................................................................................................5
3 – How supplied .............................................................................................................................................5
3.1 - Receipt ................................................................................................................................................................. 5
3.2 - Name plate .......................................................................................................................................................... 5
3.3 - Lubricant .............................................................................................................................................................. 5
3.4 - Painting ................................................................................................................................................................ 5
3.5 - Protections and packing ...................................................................................................................................... 5
4 – Lifting, handling and storing ...................................................................................................................... 6
4.1 - Lifting and handling ............................................................................................................................................. 6
4.2 - Storing ................................................................................................................................................................. 7
5 – Installation of gear reducer ........................................................................................................................8
5.1 - General ................................................................................................................................................................ 8
5.2 - Tightening torque for fastening screws (feet, fl ange, accessories) and for plugs ............................................... 9
5.3 - Flange mounting.................................................................................................................................................. 9
5.4 - Foot mounting ..................................................................................................................................................... 10
5.5 - Shaft mounting .................................................................................................................................................... 10
5.6 - Hollow low speed shaft mounting....................................................................................................................... 12
5.7 - Installing and removing of gear reducer ............................................................................................................. 12
5.8 - Gear reducer axial fastening ................................................................................................................................ 13
5.9 - Gear reducer fi tting with key and locking bushing .............................................................................................. 13
5.10 - Mounting of hollow low speed shaft with shrink disc ....................................................................................... 14
5.11 - Fitting of components to low and high speed shaft ends ................................................................................. 16
5.12 - Backstop device ................................................................................................................................................ 17
6 – Lubrication .................................................................................................................................................18
6.1 - General ................................................................................................................................................................ 18
6.2 - Lubrication table .................................................................................................................................................. 19
6.3 - Oil levels (quality) for sizes 40 ... 81 supplied FILLED with OIL ........................................................................... 20
6.4 - Mounting positions and position of plugs for sizes 100 ... 360 supplied WITHOUT OIL ................................... 22
7 – Motor assembly and disassembly ..............................................................................................................28
7.1 - General ................................................................................................................................................................ 28
7.2 - Gearmotors with motor keyed onto hollow high speed shaft of gear reducer ................................................... 28
7.3 - Gearmotors with helical pinion keyed directly on motor shaft end ..................................................................... 28
7.4 - Maximum fl ange bending moment MR .............................................................................................................. 30
8 - Cooling system ...........................................................................................................................................31
8.1 - Fan cooling .......................................................................................................................................................... 31
8.2 - Cooling by coil or internal exchanger .................................................................................................................. 31
8.3 - Independent cooling unit ..................................................................................................................................... 32
9 - Accessories ................................................................................................................................................34
9.1 - Heater .................................................................................................................................................................. 34
9.2 - Oil temperature probe ......................................................................................................................................... 35
9.3 - Oil temperature probe with terminal box and amperometric transducer ............................................................ 35
9.4 - Bearing temperature probe ................................................................................................................................. 36
9.5 - Bearing temperature probe with terminal box and amperometroc transducer .................................................. 37
9.6 - Bi-metal type thermostat ..................................................................................................................................... 37
9.7 - Oil level switch and fl oat ..................................................................................................................................... 37
9.8 - Oil optical probe .................................................................................................................................................. 38
10 - Commissioning ......................................................................................................................................... 38
10.1 - General .............................................................................................................................................................. 38
10.2 - Running-in ......................................................................................................................................................... 38
11 - Maintenance .............................................................................................................................................39
11.1 - General .............................................................................................................................................................. 39
11.2 - Oil change .......................................................................................................................................................... 39
11.3 - Coil and internal heat exchanger ....................................................................................................................... 39
11.4 - Seal rings ........................................................................................................................................................... 39
11.5 - Bearings ............................................................................................................................................................. 40
11.6 - Metal fi ller plug with fi lter and valve ................................................................................................................. 40
11.7 - Hollow low speed shaft ..................................................................................................................................... 40
11.8 - Sound levels L
WA
and L
pA
.................................................................................................................................. 40
12 - Gear reducer troubles: causes and corrective actions .............................................................................. 41
Index of revisions ............................................................................................................................................42
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