Table 4 Tightening Torques For Standard - ABB A145-M56 Operation Manual

Operation Manual / 4 Product description / A130-M.. - A145-M..
2 Removing and Installing
Observe the instructions for the fastening variant at hand.

 Fastening the turbocharger with a standard nut [➙ 19] (A130 - A140)
 Fastening the turbocharger with a clamping nut [➙ 20] (A140 and A145)
2.3.4 Fastening the turbocharger with a standard nut
Fit the nuts and tighten them according to variant 1 or 2 in the table below.

**) 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)
Product Through hole in bearing
casing
A130
A135
A140
Table 4: Tightening torques for standard nuts
Remove the lifting gear.

© Copyright 2017 ABB. All rights reserved.
Fixing screws [mm]
[mm]
Ø 17
Ø 21
Ø 25
Variant 1:
Tightening torques
[Nm] **)
M16
M20
M24
HZTL4031_EN
Page 19 / 121
Variant 2:
Hydraulic pre-
tensioning forces
[kN]
280 110
560 175
960 250
Revision E January 2017