Contents: Removal ↡ Installation ↡
Removal
1. Remove the air filter.
2. Loosen bolts 2 securing pulley 1 of the coolant pump (see figure 4.12).
Figure 4.12. Crankshaft groove pulley:
1. Cooling system pump pulley,
2. Bolt,
3. Groove pulley (engines 601.942),
4. Groove pulley (engines 601.970),
5. Gasket,
6. Central bolt,
7. Locking device.
3. Remove the generator drive belt.
4. Remove pulley 1 of the cooling system pump.
5. Set the piston of the first cylinder to TDC by rotating the crankshaft. The key must be installed upwards.
6. Install the locking device 7 on the flywheel ring gear.
7. Unscrew the central bolt 6 with gasket 5.
8. Remove the crankshaft groove pulley with damper 3 or 4. Check the pulley for ovality and deformation.
- Permissible pulley ovality: 0.5 mm.
- Permissible pulley deformation: 0.3 mm.
Installation
9. Installation is carried out in the reverse order of removal. Before installing gasket 5 and central bolt 6, they must be lubricated with engine oil.