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Operation Manual / 4 Product description / A100-M axial
8 Disassembly and assembly / 8.10 Installing the compressor casing
© Copyright 2017 ABB. All rights reserved.
HZTL4033_DE
Revision B
December 2017
8.10
Installing the compressor casing
Installing the compressor casing external part
Fig. 52: Installing the compressor casing
Part number
A170-M
A175-M
61037
M22
415 Nm
M24
490 Nm
61037 (nuts that are difficult to ac-
cess)
Pre-tightening torque 30 Nm
Tightening angle 45° ±5°
Pre-tightening torque 40 Nm
Tightening angle 45° ±5°
61090
M22
50 Nm
M24
50 Nm
Table 35: Tightening torque (61037 / 61090)
1. Distributed evenly around the circumference, screw the press-off nuts (61090) onto the
studs of the bearing casing and turn them by hand until they are at the end of the thread.
2. Grease the new O-ring (42012) and fit it.
3. Fasten lifting device (90190 / 90195) to compressor casing (72000) and secure to crane.
4. Position the compressor casing (72000).
Tighten nuts (61037) crosswise.
5. Remove lifting device (90190 / 90195).
6. Tighten the three press-off nuts (61090) against compressor casing (72000) by applying
the corresponding tightening torque.
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