Removing
1. Remove engine top covers, refer to appropriate section.
2. Remove the nozzles, refer to Section Removal and installation of nozzles.
3. Remove the cylinder head cover, refer to the appropriate section.
4. Set the piston of the first cylinder to the TDC position, refer to Section Setting the piston of the first cylinder to the TDC position.
5. Fix the intake camshaft as described in Section Removal and installation of camshafts.
6. Remove the chain tensioner, refer to the appropriate section.
7. Remove the front cover, refer to the relevant section.
8. Remove the top guide, refer to the appropriate section.
9. Remove the injection pump.
10. Mark the camshaft sprocket in relation to the chain. To do this, connect the sprocket and chain with a cable connector.
11. Disconnect an asterisk from a camshaft of final valves and remove together with a chain.
12. Disconnect an intermediate asterisk and take out together with the plug.
Installation
Installation is carried out in the reverse order of removal. Individual operations are described in Section Removal and installation of camshafts.
The tightening torque of the injection pump intermediate sprocket bolt is 40 Nm.