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Operation Manual / A130-H.. - A140-H..
3 Removing and Installing / 3.3 Installing the turbocharger
© Copyright 2021 ABB. All rights reserved.
HZTL4030_EN
Rev.G
July 2021
3.3.4
Fastening the turbocharger with a standard nut
u
Fit the nuts and tighten them according to variant 1 or 2 in the table below.
Product
Through hole in
bearing casing
[mm]
Fixing screws
[mm]
Variant 1: Tightening
torques [Nm] **)
Variant 2: Hy-
draulic pre-ten-
sioning forces [kN]
A130
Ø 17
M16
280
110
A135
Ø 21
M20
560
175
A140
Ø 25
M24
960
250
Table 6: Tightening torque for standard nuts
**) When the turbocharger is mounted on the engine support, the bolt threads and screw
heads must be lightly oiled (assumed friction coefficient
µ
= 0.12 for tightening torque)
u
Remove the lifting gear.
Page
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122
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