MTU 12 V 4000 G73 Operating Instructions Manual page 156

7.18.2 Battery-charging generator drive – Drive belt tension adjustment
Preconditions
☑ Engine is stopped and starting disabled.
Special tools, Material, Spare parts
Designation / Use
Torque wrench, 60-320 Nm
Ratchet
Torque wrench, 10-60 Nm
Ratchet
WARNING
Spring/circlip/tensioning roller preload.
Risk of injury!
• Only use specified tool and equipment.
Adjusting belt tension
1. Remove protective cover.
2. Slacken screws (1) and (2) by half a turn.
Result: Belt tensioner moves against the drive belt
and tensions it.
3. Tighten screw (2) with torque wrench to the specified tightening torque.
Name
Screw
4. Tighten screw (1) with torque wrench to the specified tightening torque.
Name
Screw
5. Install protective cover.
156 | Task Description | MS150029/02E 2013-03
Size Type
M10 Tightening torque
Size Type
M10 Tightening torque
Part No.
F30452768
F30027341
F30452769
F30027340
Lubricant Value/Standard
60 Nm +5 Nm
Lubricant Value/Standard
42 Nm
Qty.
1
1
1
1