28 English 5.906-565.0 Rev. 00 (12/12)1 O ring Replace O-ring. Attach the flange on the crankshaft casing. Mount the retaining ring to the crankshaft. Lightly grease the new cover and press it in. Mount the lid. Install the bearing shells of the piston rods, ob-serve marking.Apply soluble screw securing adhesive to thescrews and tighten them with 9...11 Nm. Attach the lid to the crankshaft casing. Grease the shaft in the area of the feather key(grease 6.869-088). Attach the pump to the motor. Install the cylinder head. Refill fresh oil.The oil level is checked at the sight gauge, the lev-el should be at least up to the middle of the sightgauge.