ABB HT578566 Operation Manual page 40

Operation Manual / 4 Product description / A130-H.. - A140-H
2 Removing and Installing / 2.2 Removing the turbocharger
2.2.1 Fastening of the turbocharger
WARNING
Risk of scalding from hot water
If the water connections are removed immediately after taking the tur-
bocharger out of operation, the hot cooling water that flows out can cause
scalding if it comes into contact with the skin.
Allow turbocharger to cool down before removing the water pipes.
u
Wear safety gloves to protect against thermal hazards.
u
CAUTION
Freezing of cooling water in bearing casing
Serious property damage can result from cooling water freezing in the pipes
and the bearing casing.
Drain cooling water from bearing casing through two screw plugs before
u
turbocharger transport and storage.
Manual loosening
To remove the turbocharger from the bracket, proceed as follows:
Loosen and remove water connections. Close the openings of the water connections with
u
screw plugs.
Attach lifting gear to the suspension eye.
u
Loosen and remove nuts (C).
u
Hydraulic loosening (round special nut)
If the turbocharger was fitted by the enginebuilder using a hydraulic tool, disassembly is
also done using a hydraulic tool (see instructions of the enginebuilder).
When doing this, proceed as follows:
Attach lifting gear to the suspension eye.
u
Remove the turbocharger.
u
Cover the oil connections (03) at the engine side to protect against contamination.
u
© Copyright 2017 ABB. All rights reserved. HZTL4030_EN Revision D May 2017