Operation Manual / Power2 340-H / High-pressure stage
9 Disassembly and assembly / 9.7 Removing the cartridge group
© Copyright 2022 ABB. All rights reserved. HZTL4054_EN Rev.F March 2022
Removing the gas outlet flange / nozzle ring
Fig.33: Removing the gas outlet flange / nozzle ring
1. Pull out the nozzle ring (56001) by hand. If the nozzle ring does not loosen, the gas outlet
flange (57002) must be removed first.
2. Screw in swivel lifting eyes(01) on the turbine casing (51000) and attach the lifting gear.
3. Turn the turbine casing 180° and lay it down on a soft base.
4. Loosen and remove screws(51005).
5. With screws (51005), press off the gas outlet flange (57002) from the turbine casing
(51000). The nozzle ring (56001) loosens, if it has not already been removed.
6. Remove the gas outlet flange(57002).
7. Remove the lamellar sealing ring (56005) from the nozzle ring and replace it with a new
one after cleaning the nozzle ring.
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