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Operation Manual / A170-M.. - A175-M..
9 Disassembly and assembly / 9.8 Installing the nozzle ring
© Copyright 2021 ABB. All rights reserved.
HZTL4033_EN
Rev.H
July 2021
Installing cover ring
Fig. 52: Installing cover ring
Product
Size
Tightening torque [Nm]
A170-M
M14
130
A175-M
M16
200
Table 38: Tightening torque (57005)
1. Using lifting gear, move in cover ring (57001) over guide studs (90802) with notch (V) fa-
cing the gas outlet flange until the lifting gear is on the gas outlet casing.
2. Fit guide plates (90328) with nuts (61037).
3. Remove the lifting gear.
4. Slide in cover ring as far as it will go.
5. Remove guide plates (90328) and nuts (61037).
6. Coat threads of screws (57005) with high-temperature grease.
7. Fit and tighten screws (57005).
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