Fig. 16: Tightening The Clamping Nut (2); Table 4: Clamping Screw Tightening Torques - ABB HT575729 Operation Manual

Operation Manual / 4 Product description / A100-M axial
2 Removal and installation / 2.3 Installing the turbocharger
Fig. 16: Tightening the clamping nut (2)
Product
A170-M
A175-M
Table 4: Clamping screw tightening torques
1. Screw in pressure screws crosswise by hand until reaching the stop.
2. Tighten pressure screws crosswise to 50 % of the tightening torque specified in the
table.
3. Tighten pressure screws crosswise to 100 % of the tightening torque specified in the
table.
4. Work in a circle to tighten all pressure screws to 100 % of the tightening torque specified
in the table.
5. Tighten pressure screws to 100 % in 5 ... 7 rounds until the required residual tightening
angle of < 20° is achieved.
© Copyright 2017 ABB. All rights reserved.
Torque-controlled tightening
Fixing screw
[mm]
M30
M36
HZTL4033_DE
Tightening torques of pressure screws
[Nm]
45
85
Revision B December 2017