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Inspection NOTE : Engine Block • Examine block and cylinder bores for cracks or fractures. • Check block deck surfaces for flatness. Deck surface must be within service limit of 0.050 mm. Cylinder Bore • The cylinder walls should be checked for out-of-round and taper with cylinder indicator or equivalent. If the cyl- inder walls are badly scuffed or scored, the cylinder block should be replaced, and new pistons and rings fitted. • Measure the cylinder bore at three levels in directions A and B. Top measurement should be 12 mm down and bottom measurement should be 12 mm up from CYLINDER BORE Cylinder Size 86.50 - 86.53 mm Cylinder Cylindrically ≤ 0.01 mm Assembly NOTE : NOTE : 1. Install the pistons to the connecting rods. 2. Using a piston ring expander, install the piston rings. 3. Assemble all components in the reverse order of disassembly. ENGINE UNIT REPAIR LTSM020126
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