Table 5: Tightening Torques (Foot Screws); Table 6: Tightening Angle (Foot Screws) - ABB XAC24782 Operation Manual

Operation Manual / A100-L
3 Removal and installation / 3.3 Installing the turbocharger
Torque-controlled tightening
Product
A165-L
A170-L
A175-L
A180-L
A185-L
A190-L
Table 5: Tightening torques (foot screws)
Angle-controlled tightening
Product Thread size
A165-L M22
A170-L M27
A175-L M30
A180-L M33
A185-L M39
A190-L M42
Table 6: 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.
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Thread size Height a of foot
M22
M27
M30
M33
M39
M42
Height a Pre-tightening
foot torque
[mm] [Nm]
86 120
100 220
120 300
136 400
151 600
167 700
HZTL4034_EN
Tightening torque
[mm]
86
100
120
136
151
167
Tightening
angle tightening angle for
height a
[DEG]
30
30
30
35
35
35
Rev.T
[Nm]
440
830
1100
1500
2500
3100
Additional
every 10 mm of ad-
ditional screw
length b
[DEG]
3.7
3.1
2.6
2.6
2.4
2.2
December 2021