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Operation Manual / A130-H.. - A140-H..
3 Removing and Installing / 3.3 Installing the turbocharger
3.3.4
Fastening the turbocharger with a standard nut
Fit the nuts and tighten them according to variant 1 or 2 in the table below.
u
Product
Through hole in
bearing casing
[mm]
A130
Ø 17
A135
Ø 21
A140
Ø 25
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)
Remove the lifting gear.
u
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Fixing screws
Variant 1: Tightening
[mm]
torques [Nm] **)
M16
M20
M24
HZTL4030_EN
Variant 2: Hy-
draulic pre-ten-
sioning forces [kN]
280
560
960
250
Rev.G
110
175
July 2021
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