Checking and adjusting start of fuel delivery Fig. 13 Loosen all bolts fastening the drive gear to the in- jection pump hub. For this, two complete turns of the engine are necessary. 13 Fig. 14 Turn the injection pump camshaft on the drive flange to the left or right until the conditions men- tioned under a) or b) apply. Tighten bolts for fastening drive gear to drive flange consecutively to 5 Nm and then to 38 Nm. Note: Use only M8x22 mounting bolts (property class 12.9). Check delivery start once again. Refit all components previously removed. 14 31