Operation Manual / Power2 850-M / 4.1 Low-pressure stage
Figures
© Copyright 2020 ABB. All rights reserved.
HZTL4062_EN
Revision C
July 2020
Figures
Fig. 1: Suspension of complete low-pressure stage 4
Fig. 2: Suspension of complete low-pressure stage 5
Fig. 3: Overview of assemblies ................................... 10
Fig. 4: Removing the filter silencer ............................ 11
Fig. 5: Removing the air suction branch ................... 12
Fig. 6: Measuring axial clearance A ............................ 13
Fig. 7: Removing wall insert 1 ...................................... 14
Fig. 8: Removing wall insert 2 ..................................... 14
Fig. 9: Removing wall insert 3 ..................................... 15
Fig. 10: Removing the compressor casing 1............. 15
Fig. 11: Removing the compressor casing 2 ............. 16
Fig. 12: Moving out cartridge group 1........................ 17
Fig. 13: Moving out cartridge group 2 ....................... 17
Fig. 14: Putting down cartridge group onto cover . 18
Fig. 15: Removing turbine diffuser and nozzle ring 1 ..
18
Fig. 16: Removing turbine diffuser and nozzle ring 2 ..
19
Fig. 17: Removing turbine diffuser and nozzle ring 3 ..
19
Fig. 18: Removing turbine diffuser and nozzle ring 4..
20
Fig. 21: Installing O-rings ............................................. 22
Fig. 22: Installing the cartridge group 1 .................... 22
Fig. 23: Inserting the cartridge group ....................... 23
Fig. 24: Measuring control dimension X .................. 24
Fig. 25: Installing the compressor casing................ 24
Fig. 26: Installing the wall insert 1 ............................. 26
Fig. 27: Installing the wall insert 2 ............................. 26
Fig. 28: Measuring axial clearance A ......................... 28
Fig. 29: Installing the air suction branch ................. 29
Fig. 30: Installing the filter silencer .......................... 30
Fig. 31: Overview of tightening torques..................... 31
Fig. 32: Cover plate / gasket, sleeves and screws... 34
Fig. 33: Fitting the cover plate .................................... 35
Fig. 34: Installing the casing........................................ 35
Fig. 35: Low-pressure stage with part numbers ..... 39
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