Operation Manual / A150-M56/66/57/67 - A155-M..
3 Removing and Installing / 3.2 Removing the turbocharger
© Copyright 2022 ABB. All rights reserved. HZTL4032_EN Rev.S February 2022
Fig.14: Loosening the clamping nut
1. Working in a circle, break loose each pressure screw (≤20°).
2. Working in a circle, loosen each pressure screw by 45° in 4 rounds.
3. Working in a circle, loosen each pressure screw by 90° in 1…5 rounds until all of the pres-
sure screws have been relieved.
u Loosen clamping nut by hand.
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