ABB HT846019 User Manual page 4

Operation Manual / A150-M58/68
Table of contents
6.3 Expected replacement intervals .............................................................................. 54
6.4 Stopping the engine................................................................................................... 56
7 Periodic maintenance work ................................................................................ 57
7.1 Foreword to maintenance.......................................................................................... 57
7.2 Cleaning the compressor during operation .......................................................... 58
7.3 Cleaning the turbine during operation.................................................................... 61
7.4 Cleaning components mechanically ....................................................................... 65
8 Eliminating malfunctions.................................................................................... 76
8.1 Malfunctions when starting...................................................................................... 76
8.2 Malfunctions during operation ................................................................................. 77
8.3 Turbocharger is surging ............................................................................................ 80
8.4 Malfunctions when stopping..................................................................................... 81
8.5 Speed measurement system .................................................................................... 82
9 Dismantling and fitting, general........................................................................ 83
9.1 Introduction ................................................................................................................. 83
9.2 Material required......................................................................................................... 84
9.3 Disassembly and assembly concepts ..................................................................... 87
9.4 Weights of individual parts....................................................................................... 90
9.5 Table of tightening torques....................................................................................... 91
10 Dismantling and fitting with removed air inlet and gas outlet ..................... 93
10.1 Removing air inlets ..................................................................................................... 93
10.2 Removing the gas outlet casing .............................................................................. 94
10.3 Removing the gas outlet flange............................................................................... 97
10.4 Removing the cartridge group with compressor and turbine casing.............. 98
10.5 Removing the compressor casing ......................................................................... 100
10.6 Removing the cartridge group ................................................................................ 101
10.7 Installing the cartridge group on the service support ...................................... 104
10.8 Removing the nozzle ring ........................................................................................ 105
10.9 Measuring clearance A and B.................................................................................. 106
10.10 Nozzle ring compression PD................................................................................... 107
10.11 Installing nozzle ring ................................................................................................ 108
10.12 Installing the cartridge group ................................................................................ 109
10.13 Installing the compressor casing ........................................................................... 112
10.14 Turning the cartridge group with compressor and turbine casing................. 114
10.15 Installing the gas outlet flange ............................................................................... 115
10.16 Radial clearances N and R......................................................................................... 116
10.17 Fitting the insulation................................................................................................. 117
10.18 Installing the cartridge group with compressor and turbine casing .............. 118
10.19 Installing the gas outlet casing............................................................................... 119
10.20 Installing air inlets ..................................................................................................... 122
11 Dismantling and fitting, cartridge concept ................................................... 123
© Copyright 2021 ABB. All rights reserved. HZTL4041_EN Rev.E January 2021