7.4 Running Gear
7.4.1 Grounding device – Carbon brush check
Preconditions
☑
Engine is stopped and starting disabled.
Special tools, Material, Spare parts
Designation / Use
Part No.
Qty.
Cold cleaner (Hakutex 60)
50602
Carbon brush
(→ Spare Parts Catalog)
WARNING
Compressed air
Risk of injury!
• Do not direct compressed-air jet at persons.
• Wear protective goggles / safety mask and ear protectors.
NOTICE
Unsuitable cleaning tools.
Damage to component!
• Observe manufacturer's instructions.
• Use appropriate cleaning tool.
Remove grounding assembly
1.
Remove screws (1) with washers.
2.
Remove grounding device (2) from flywheel
housing (3).
Checking grounding device
Item
Findings
Action
Carbon brush
Damaged
Wear limit 45 mm (new condition
60 mm)
Fit new part(→ Page 89)
Fit new part(→ Page 89)
Press carbon brush against spring
pressure
Spring
broken, damaged
Fit new part(→ Page 89)
Running surface on adapter
contaminated, corroded
Clean
M015695/03E 2013-03
| Task Description | 87
TIM-ID: 0000033357 - 004
