Operation Manual / A100-L
Table of contents
© Copyright 2021 ABB. All rights reserved. HZTL4034_EN Rev.T December 2021
6.5 Stopping the engine................................................................................................... 47
7 Periodic maintenance.......................................................................................... 48
7.1 Foreword to maintenance......................................................................................... 48
7.2 Cleaning the filter silencer ........................................................................................ 49
7.3 Changing the filter strip on the filter silencer casing........................................... 51
7.4 Cleaning the compressor during operation .......................................................... 53
7.5 Cleaning the turbine during operation.................................................................... 57
7.6 Draining the gas outlet casing .................................................................................. 61
8 Troubleshooting................................................................................................... 62
8.1 Malfunctions when starting...................................................................................... 62
8.2 Malfunctions during operation ................................................................................ 63
8.3 Surging of the turbocharger..................................................................................... 65
8.4 Malfunctions when stopping.................................................................................... 66
8.5 Speed measurement system.................................................................................... 67
9 Disassembly and assembly................................................................................. 68
9.1 Introduction ................................................................................................................. 68
9.2 Material required......................................................................................................... 69
9.3 Weights of assemblies............................................................................................... 70
9.4 Disassembly and assembly of the filter silencer casing ...................................... 71
9.5 Dismantling the filter silencer .................................................................................. 76
9.6 Dismantling the filter silencer with noise package ............................................. 78
9.7 Dismantling wall insert and diffuser....................................................................... 79
9.8 Axial clearance A prior to disassembly ................................................................... 83
9.9 Dismantling the insulation (≤ A175-L)..................................................................... 84
9.10 Dismantling the gas inlet casing (≤ A175-L) .......................................................... 85
9.11 Dismantling the nozzle ring (≤ A175-L) ................................................................... 86
9.12 Dismantling the gas inlet casing (≥ A180-L).......................................................... 87
9.13 Dismantling the nozzle ring (≥ A180-L)................................................................... 88
9.14 Fitting the nozzle ring (≤ A175-L) ............................................................................. 90
9.15 Fitting the gas inlet casing (≤ A175-L) ..................................................................... 91
9.16 Fitting the insulation (≤ A175-L)............................................................................... 92
9.17 Fitting the nozzle ring (≥ A180-L) ............................................................................ 93
9.18 Fitting the gas inlet casing (≥ A180-L).................................................................... 95
9.19 Axial clearance A after assembly.............................................................................. 96
9.20 Fitting the diffuser ..................................................................................................... 97
9.21 Fitting wall insert ........................................................................................................ 98
9.22 Fitting the filter silencer.......................................................................................... 100
9.23 Fitting the filter silencer with noise package ..................................................... 103
9.24 Table of tightening torques.................................................................................... 105
10 Taking a turbocharger out of operation......................................................... 107
10.1 Possible emergency repairs.................................................................................... 107
10.2 Taking defective turbochargers out of operation ............................................. 108
11 Mothballing the turbocharger........................................................................... 113
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