Operation Manual / Power2 340-H / Low-pressure stage
Figures
© Copyright 2022 ABB. All rights reserved. HZTL4053_EN Revision F March 2022
Figures
Fig.1: Layout and function ............................................ 7
Fig.2.................................................................................. 8
Fig.3.................................................................................. 9
Fig.4: Volatile Corrosion Inhibitor (VCI)................... 12
Fig.5: Package with hygrometer................................ 13
Fig.6
Low-pressure stage
............................................ 18
Fig.7: Rating plate ........................................................ 19
Fig.8: Locations of the rating plates ....................... 20
Fig.9: Attachment of loads on the crane hook ....... 22
Fig.10: Attachment angle............................................ 22
Fig.11: Transport........................................................... 31
Fig.12: Removing the low-pressure stage ............... 32
Fig.13: Inserting gaskets into the bracket............... 33
Fig.14: Placing the low-pressure stage on the
bracket ........................................................................... 34
Fig.15: Low-pressure stage, tightening the fixing
screws............................................................................. 35
Fig.16: Oil monitoring................................................. 40
Fig.17: Low-pressure stage speed measurement
system ............................................................................ 42
Fig.18: Noise insulation, bellows .............................. 46
Fig.19: Cleaning the filter silencer............................ 56
Fig.20: Swivel lifting eye (example) ......................... 68
Fig.21: Weights of the assemblies ........................... 69
Fig.22: Removing the gas outlet casing and gas out-
let flange ........................................................................ 70
Fig.23: Removing the air inlets................................... 71
Fig.24: Measuring clearances N and R...................... 72
Fig.25: Removing the compressor casing ............... 73
Fig.26: Dismantling the wall insert .......................... 74
Fig.27: Press off the casing ........................................ 75
Fig.28: Oil orifice.......................................................... 76
Fig.29: Removing cartridge group 1 ......................... 77
Fig.30: Removing cartridge group 2......................... 77
Fig.31: Removing the nozzle ring.............................. 78
Fig.32: Installing the cartridge group on the service
support ............................................................................ 79
Fig.33: Measuring clearance A and B......................... 80
Fig.34: Nozzle ring compression PD ......................... 81
Fig.35: Installing the nozzle ring ................................ 82
Fig.36: Lifting the cartridge group and rotating it
by 90° ............................................................................... 83
Fig.37: Installing the cartridge group ....................... 84
Fig.38: Fitting the wall insert and the diffuser ....... 85
Fig.39: Installing the compressor casing................. 86
Fig.40: Measuring clearances N and R...................... 87
Fig.41: Installing the air inlets .................................... 88
Fig.42: Installing the gas outlet flange..................... 89
Fig.43: Installing the gas outlet casing .................... 90
Fig.44: Tightening torque overview.......................... 91
Fig.45: Fitting the cover plate.................................... 94
Fig.46: Cover plate drawing........................................ 95
Fig.47: Removing the bellows.................................... 116
Fig.48: Installing the bellows..................................... 117
Fig.49: Gas piping with part numbers (Power2 340-
H)...................................................................................... 119
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