Fitting toothed timing belt

Fitting toothed timing belt

Check belt condition visually every 40,000 km and replace when:

• soaked in oil or coolant;
• cracks or broken teeth present;
• frayed or with worn tooth profiles.

Change the toothed belt every 100,000 km or following service operations that require belt removal with mileages in excess of 30,000 km.

Adjusting timing belt tension

• Fit part 1860745 to tool 1860745100, then position weight at a distance of 60 mm along graduated rod and tighten;
• apply the resulting tool to the mobile belt tensioner;
• adjust joint to position graduated rod so that it is horizontal, then tighten joint retaining screw.

• remove tool retaining flywheel 1860766000 from gearbox;
• remove tool 1842128000 from injection pump drive pulley;