Operation Manual / 4 Product description / A100-L
2 Removal and installation / 2.3 Installing the turbocharger
© Copyright 2018 ABB. All rights reserved. HZTL4034_EN Revision N November 2018
2.3.2 Steps for fastening the turbocharger
General information
Subject Requirement / Information
Turbocharger fixing elements ISO property class ≥ 8.8
Washers Hardened, thickness ≥15% nominal thread dia-
meter
Dimension a (compressor end) a = height of turbocharger foot a
Dimension a (turbine end) a = height of turbocharger foot F + spacer sleeve D
Value b Hole in bracket
Dimension c Thread length, ≥ 1.5 x nominal thread diameter
Coefficient of friction 0.12 (lightly oiled)
Table3: General information about fastening the turbocharger
Compressor-end foot
Fig.6: Compressor-end foot
u Tighten the foot fixing screws or nuts diagonally according to the selected tightening
method.
Turbine-end foot
Fig.7: Turbine-end foot
u Tighten the foot fixing screws or nuts according to the selected tightening method.
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