7.17.3 Battery-charging generator drive – Drive belt replacement
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
F30027341
1
Torque wrench, 10-60 Nm
F30452769
1
Ratchet
F30027340
1
Drive belt
(→ Spare Parts Catalog)
WARNING
Spring/circlip/tensioning roller preload.
Risk of injury!
• Only use specified tool and equipment.
Battery-charging generator drive – Drive belt replacement
1.
Remove protective cover.
2.
Slacken screws (2) and (3) by half a turn.
3.
Place socket adapter or box wrench on
screw (1) and press belt tensioner in the di-
rection indicated by the arrow as far as it
will go.
4.
Tighten screw (3).
5.
Remove the used drive belt.
6.
Fit new drive belt.
7.
Slacken screw (3) by half a turn.
Result:
Belt tensioner moves against the drive belt
and tensions it.
8.
Tighten screw (3) with torque wrench to the specified tightening torque.
Name
Size
Type
Lubricant
Value/Standard
Screw
M10
Tightening torque
60 Nm +5 Nm
9.
Tighten screw (2) with torque wrench to the specified tightening torque.
Name
Size
Type
Lubricant
Value/Standard
Screw
M10
Tightening torque
42 Nm
10.
Install protective cover.
11.
Readjust belt tension after 30 minutes and again after 8 hours engine runtime (→ Page 118).
MS150026/02E 2013-11
| Task Description | 119
TIM-ID: 0000022970 - 005
