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Operation Manual / 4 Product description / A100-M axial
8
Disassembly and assembly
Page 87 / 113
© Copyright 2016 ABB. All rights reserved.
HZTL4033_EN
Revision A
July 2016
Installing the nozzle ring
Figure 55: Installing the nozzle ring at the turbine end
Part number
A170-M
A175-M
56014
M10
50 Nm
M10
50 Nm
61009
Tighten crosswise in stages
M18
80
170
280
M20
100
240
380
Table 41: Tightening torque (56014 / 61009)
1. Coat thread of new screws (56014) with high-temperature grease.
Secure nozzle ring (56001) with screws (56014) and new locking washers (56015) at gas
inlet casing (51001).
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 Gel").
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).