Table 4: Tightening Torques (Foot Screws); Table 5: Tightening Angle (Foot Screws) - ABB HT844414 Operation Manual

Operation Manual / 4 Product description / A100-L
2 Removal and installation / 2.3 Installing the turbocharger
Torque-controlled tightening
Product
A165-L
A170-L
A175-L
A180-L
A185-L
A190-L
Table 4: Tightening torques (foot screws)
Angle-controlled tightening
Product Thread size Height a of
A165-L M22
A170-L M27
A175-L M30
A180-L M33
A185-L M39
A190-L M42
Table 5: Tightening angle (foot screws)
Pinning of turbocharger feet with positioning pins
If the turbocharger is pinned at its feet, one pin hole per foot must be used.
© Copyright 2018 ABB. All rights reserved.
Thread size Height a of foot
M22
M27
M30
M33
M39
M42
Pre-tightening
foot torque
[mm]
86
100
120
136
151
167
HZTL4034_EN
[mm]
86
100
120
136
151
167
Tightening
angle for
[Nm] height a
[DEG]
120 30
220 30
300 30
400 35
600 35
700 35
Tightening torque
[Nm]
440
830
1100
1500
2500
3100
Additional tightening
angle for every 10 mm of
additional screw length
b
[DEG]
3.7
3.1
2.6
2.6
2.4
2.2
Revision N November 2018