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8.19.5 Battery-charging generator – Drive belt tension adjustment
Preconditions
☑
Engine is stopped and starting disabled.
Special tools, Material, Spare parts
Designation / Use
Part No.
Qty.
Torque wrench, 60–320 Nm
F30452768
1
Ratchet bit
F30027341
1
Torque wrench, 10–60 Nm
F30452769
1
Ratchet bit
F30027340
1
WARNING
Belt tensioner spring is pretensioned.
Risk of hands being crushed!
• Lock belt tensioner in position.
• Only use specified tools and devices.
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) to specified torque using a torque wrench.
Name
Size
Type
Lubricant
Value/Standard
Screw
M10
Tightening torque
60 Nm +5 Nm
4.
Tighten screw (1) with a torque wrench.
5.
Install protective cover.
140 | Battery-Charging Generator | MS150049/04E 2017-04
TIM-ID: 0000071474 - 001