Fig. 58: Installing The Nozzle Ring At The Turbine End; Table 39: Tightening Torque (56014 / 61009) - ABB HT576371 Operation Manual

Operation Manual / 4 Product description / A100-M axial
8 Disassembly and assembly / 8.12 Removing and installing turbine-
end nozzle ring
Installing the nozzle ring
Fig. 58: Installing the nozzle ring at the turbine end
Part number
56014
61009
Tighten crosswise in stages
Table 39: Tightening torque (56014 / 61009)
1. Coat threads of new screws (56014) with high-temperature grease.
Fit the nozzle ring (56001) to the gas inlet casing (51001) using the screws (56014) and
new locking washers (56015).
Bend over locking washers.
2. Fix new spiral-wound gasket (61050) in groove of gas outlet casing (61001) at three
evenly distributed points with a little superglue (such as Loctite® 454).
3. Fit two guide studs (90321) in the upper part of the gas outlet casing (61001).
4. Coat threads of screws (61009) with high-temperature grease.
5. Loop round gas inlet casing (51001) and, using lifting gear, slide over guide studs until at
the gas outlet casing (61001) and secure with screws (61009).
6. Remove the guide stud (90321).
7. Fit remaining screws (61009), then tighten all screws (61009).
8. If present: Fit connecting pipe for turbine cleaning
Refit dismantled insulation.
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© Copyright 2017 ABB. All rights reserved.
A170-M
M10
50 Nm
M18
80
170
280
HZTL4033_DE
A175-M
M10
50 Nm
M20
100
240
380
Revision B December 2017