Operation Manual / Power2 850-M / 4.2 High-pressure stage
2 Removal and installation / 2.2 Removing the high-pressure stage
© Copyright 2018 ABB. All rights reserved.
HZTL4063_EN
Revision B
October 2018
2.2
Removing the high-pressure stage
CAUTION
Tilting of high-pressure stage and leaks at bellows
The high-pressure stage must not be transported or put down with the air
suction branch and the bellows fitted.
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The air suction branch / bellows combination must be removed, trans-
ported and put down separately.
Fig. 1: Suspension of complete high-pressure stage
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Remove insulation.
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Disconnect all gas, air, water and oil pipes in accordance with the enginebuilder's instruc-
tions.
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Unplug the cable connector at the speed sensor.
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Remove air suction branch together with bellows
(see Fig. 4: Removing the air suction
.
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Check lifting gear.
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Attach one lifting gear to the two suspension points of the bearing casing and one lifting
gear to the support.
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Undo fixing screws at foot and support.
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Lift the high-pressure stage from the engine and put it down.
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Cover the oil connection.
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