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ENGINE Examine connecting rods 20. Check alignment of connecting rod. must be a press fit. Check crankshaft bearings 22. Locate bearing upper shell into the connecting rod. 23. Locate connecting rod and bearing onto its NOTE: Domed shape boss on connecting on right hand bank of cylinders and towards rear on left hand bank. 24. When both connecting rods are fitted, bosses 30. Remove connecting rod cap and shell. will face inwards towards each other. 31. Using scale printed on Plastigauge packet, 32. The graduation most closely corresponding to width of Plastigauge indicates bearing clearance. 33. Correct bearing clearance with new or overhauled components is 0.015 to 0.055 mm. 34. If a bearing has been in service, fit a new bearing if clearance exceeds 0.08 mm. 35. If a new bearing is being fitted, use selective assembly to obtain correct clearance. 36. Wipe off Plastigauge with an oily rag. DO NOT scrape it off. NOTE: It is important that connecting rods, in sets, and in correct sequence. ST822M Assembling pistons to connecting rods 25. Place a piece of Plastigauge (P61) across centre of lower half of crankshaft journal. 37. Using tool LRT-12-013 refit each piston to its 26. Locate bearing lower shell into connecting rod connecting rod as follows: cap. 27. Locate cap and shell onto connecting rod. a. Clamp hexagon body of LRT-12-013 in a vice, with adaptor LRT-12-014 NOTE: Note that rib on edge of cap must positioned as instruction 7d. be o n same side as domed shape boss on Remove large nut of LRT-12-013 and connecting rod. push the centre screw approximately 28. Secure connecting rod cap. Tighten to 50 Nm. exposed. 29. Do not rotate crankshaft while Plastigauge is C. Slide parallel guide sleeve, grooved end last, onto centre screw and up to shoulder. b. in use. crankshaft journal. |