Cars up to 6.84
Remove the air filter.
Remove the camshaft cover.
Remove the clutch cover.
Remove the upper and lower toothed belt guards.
Check the toothed belt tension.
Place cylinder 1 at TDC. The marking on the flywheel must match the indicator on the clutch housing. (Pic. B4738).
The marking on the injection pump gear wheel must match the marking on the bracket.
Remove the vacuum pump.
Install KM-537 instead of the pump, blocking the camshaft, B "TDC position", if there is no KM-537, then the adjustment can be made using a micrometer.
Attention! KM-537 must be installed without tension so as not to change the TDC position.
If the KM-537 tool is installed under tension, then it is necessary to adjust the position of the camshaft/camshaft wheel.
Remove the camshaft wheel, holding it with an open-end wrench by the flats between the intake and exhaust cams of cylinder 4.
Block the KM-537 camshaft. Turn the camshaft with an open-end wrench so that the tool can be installed without tension.
Check that all TDC markings match, otherwise adjust.
Attention! The deviation of the mark on the flywheel from the indicator mark should be no more than +1.0 mm.
Tighten the camshaft wheel screws to 90 Nm.
Remove KM-537.
Check the adjustment again. To do this, rotate the crankshaft 90°back and again to TDC.
Install the vacuum pump.
Check the toothed belt tension.
Check the supply of the injection pump.
Install the clutch cover.
Install the upper and lower timing belt guards.
Install and tighten the camshaft cover.
Install the air filter.
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