Lock the balancer gear using a mounting bolt. 26. Remove the mass balancer locking bolt from 27. the bed plate. Remove the flywheel locking bolt and check for 28. two complete free crankshaft rotations. ASSEMBLY OF PISTON AND CONNECTING II. ROD SUB-ASSEMBLIES 1. Starting with oil rings, install the taper faced rings and top rings using ring expander as per illustrated in fig. 2. Ensure the top mark on the top ring should be on top facing piston crown. 3. Using ring expander, assemble piston rings. 4. Place the bearing shells of connecting rod assembly. 5. Lubricate the gudgeon pin and small end before assembly. 6. Place the gudgeon pin to the small end of connecting rod to assemble connecting rod in piston assembly. 7. Assemble gudgeon pin from the small end of connecting rod. 8. Assemble connecting rod. CAUTION The piston ring gap should not be inline with • each other while assembling on piston. Place the piston rings on the piston, such • that the ring gaps are 1200 apart. NOTE Ensure that the arrow mark on the piston • crown is facing the left of technician and connecting rod notch is on the opposite side of arrow mark while assembling the piston connecting rod assembly. Petrol Engine Ph-2 (CAFÉ)_DCT 145
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