Operation Manual / Power2 340-H / Low-pressure stage
4 Commissioning / 4.3 Commissioning after taking out of operation
© Copyright 2022 ABB. All rights reserved. HZTL4053_EN Rev.F March 2022
4.3 Commissioning after taking out of operation
If present
u Remove cover plates (blind flanges) from the compressor casing, the gas inlet and the
gas outlet.
u Remove protective film from oil connections on bearing casing foot.
u Remove the locking screws on the water connections and fit the water pipe.
General
u Check the exhaust gas pipe before and after the turbine for combustion residues or wa-
ter residues and clean it. Remove any foreign objects that may be present.
u Check and clean filter silencer or air supply line, and remove any foreign objects that may
be present.
u With the high-pressure stage, check the bellows located between the radial air suction
branch and the compressor casing for damage and replace if necessary.
u Put engine-side oil circulation to the low-pressure and high-pressure stage into opera-
tion.
u Prepare the low-pressure and high-pressure stage for operation according to section
Checks before commissioning.
u The low-pressure and high-pressure stage is now operational.
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