Operation Manual / A130-M.. - A145-M..
Table of contents
© Copyright 2021 ABB. All rights reserved. HZTL4031_EN Rev.N March 2021
6.2 Service work.................................................................................................................. 57
6.3 Expected replacement intervals ............................................................................... 61
6.4 Stopping the engine................................................................................................... 63
7 Periodic maintenance work ................................................................................ 64
7.1 Foreword to maintenance......................................................................................... 64
7.2 Cleaning the compressor during operation .......................................................... 65
7.3 Cleaning the turbine during operation................................................................... 68
7.4 Cleaning components mechanically ........................................................................ 72
8 Eliminating malfunctions.................................................................................... 82
8.1 Malfunctions when starting...................................................................................... 82
8.2 Malfunctions during operation ................................................................................ 83
8.3 Turbocharger is surging............................................................................................ 86
8.4 Malfunctions when stopping.................................................................................... 87
8.5 Speed measurement system.................................................................................... 88
9 Dismantling and fitting....................................................................................... 89
9.1 Introduction ................................................................................................................. 89
9.2 Material required......................................................................................................... 90
9.3 Weights of individual parts....................................................................................... 92
9.4 Removing the air inlets .............................................................................................. 93
9.5 Removing the gas outlet casing .............................................................................. 94
9.6 Removing the gas outlet flange............................................................................... 95
9.7 Removing the compressor casing........................................................................... 98
9.8 Pressing off the casing ............................................................................................ 100
9.9 Removing the cartridge group................................................................................ 101
9.10 Removing the nozzle ring ........................................................................................ 103
9.11 Installing the cartridge group on the service support ...................................... 104
9.12 Measuring clearance A and B.................................................................................. 105
9.13 Nozzle ring compression PD................................................................................... 106
9.14 Installing the nozzle ring ......................................................................................... 107
9.15 Installing the cartridge group ................................................................................ 108
9.16 Installing the compressor casing ........................................................................... 111
9.17 Measuring radial clearances N and R ..................................................................... 113
9.18 Installing the air inlets .............................................................................................. 114
9.19 Installing the gas outlet flange ............................................................................... 115
9.20 Fitting the insulation of the turbine casing ......................................................... 116
9.21 Installing the gas outlet casing............................................................................... 117
9.22 Table of tightening torques..................................................................................... 119
10 Taking out of operation at short notice .......................................................... 121
10.1 Possible emergency repairs..................................................................................... 121
10.2 Installing the replacement turbocharger.............................................................. 122
10.3 Installing the replacement cartridge group ......................................................... 122
10.4 Fitting the cover plate............................................................................................... 123
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