Operation Manual / A130-M.. - A145-M..
3 Removing and Installing / 3.2 Removing the turbocharger
© Copyright 2022 ABB. All rights reserved. HZTL4031_EN Rev.P February 2022
Version with water cooling
CAUTION
Freezing of the cooling water in the bearing casing
If cooling water freezes in the bearing casing, this can lead to severe dam-
age.
u For transport and storage of the turbocharger, drain the cooling water
from the bearing casing via one of the two bottom openings of the water
connections.
3.2.1 Fastening of the turbocharger
Depending on the type and version, the turbocharger can be fastened in different ways. The
appropriate procedure must be chosen to undo the connection.
Oil-cooled bearing casing (A)
u Attach lifting gear to the suspension eye.
u Loosen and remove nuts (E). If clamping nut (D) is present: Loosen in accordance with
chapter Loosening the clamping nut →34.
u Positioning the turbocharger for storage →35.
Water-cooled bearing casing (B)
u Loosen and remove water connections. Close the openings of the water connections with
screw plugs.
u Attach lifting gear to the suspension eye.
u Loosen and remove nuts (E). If clamping nut (D) is present: Loosen in accordance with
chapter Loosening the clamping nut →34.
u Positioning the turbocharger for storage →35.
Hydraulic loosening (round special nut)
u Attach lifting gear to the suspension eye.
u Loosen the round special nut with a hydraulic tool according to the instructions of the en-
ginebuilder.
u Positioning the turbocharger for storage →35.
Page 33 / 149
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