Operation Manual / 4 Product description / A150-M58/68
2 Removing and Installing / 2.3 Installing the turbocharger
© Copyright 2020 ABB. All rights reserved.
HZTL4041_EN
Rev.D
March 2020
Tightening pressure screws
Fig. 14: Tightening pressure screws
Product
Fixing screw [mm]
Tightening torques [Nm]
A150-M58/68
M30
45
Table 3: Torque-controlled tightening of the pressure screws
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.
Page
17
/
151