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Assembly PISTON 1. Assemble pistons, piston pins, snap rings and connecting rods. responding to each cylinder. Care should be taken to avoid b. When inserting piston pin in connecting rod, heat piston with a heater or hot water [approximately 60 to 70°C (140 c. After assembling, ascertain that piston swings smoothly. 2. Install piston assembly. CAUTION: a. Stretch the piston rings just enough to fit them in the pis- ton grooves. b. Be sure the manufacturer’s mark faces upward. c. Install No. 1 piston ring (oil ring) in such a way that its gap faces the direction of engine front, as shown in illustration CRANKSHAFT 1. Install crankshaft. reused again, it is necessary to measure main bearing b. Upper bearings have oil hole and oil groove, however lower bearings do not. NEM174 NEM175 NEM182 NEM176 ENGINE OVERHAUL TD27Ti EM-138 |