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Operation Manual / Power2 850-M / 4.1 Low-pressure stage
4 Disassembly and assembly / 4.17 Table of tightening torques
© Copyright 2019 ABB. All rights reserved.
HZTL4062_EN
Revision A
March 2019
The following tightening torques [Nm] must be observed for the designated screw fittings:
Part number
Thread and tightening torque
42087
M12x60
80 Nm
56017
M8 Tx40
25 Nm
61037
M16
250 Nm
61037 (nuts that are difficult to access)
Pre-tightening torque 60 Nm
Tightening angle 90° ±5°
61056
M10x90
50 Nm
72002
M16x104
50 Nm
72004
M16
200 Nm
72004 (nuts that are difficult to access)
Pre-tightening torque 60 Nm
Tightening angle 60° ±5°
72021
M10x20
70 Nm
77016
M5x35
5 Nm
77022
M16
200 Nm
Table 17: Tightening torques
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