Operation Manual / Power2 340-H / Low-pressure stage
9 Disassembly and assembly / 9.14 Installing the nozzle ring
© Copyright 2022 ABB. All rights reserved. HZTL4053_EN Rev.F March 2022
9.14 Installing the nozzle ring
Fig.35: Installing the nozzle ring
*) Variant A1 or A2, depending on the nozzle ring version.
1. Fit the lamellar sealing ring(56005) in the correct slot (see detail A1/A2). When doing
this, pay attention to correct winding of the lamellar sealing ring (see detail B).
2. Secure the lamellar sealing ring(56005) with adhesive tape(01).
3. Place the burst ring(57210) in the turbine casing.
4. Insert the nozzle ring(56001) (with the cams facing downwards) into the turbine casing
as far as it will go. Align the cams on the nozzle ring with the recesses of the turbine cas-
ing(51000). Do not remove the adhesive tape(01).
5. If present: Fit the metal C-ring(51105).
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