ABB HT606839 - Fig. 52: Installing Cover Ring; Table 38: Tightening Torque (57005)

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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