Weichai America Corp.
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5-1, should ensure that the cylinder block with a clean and burr-free.
6.
Clean with a detergent and wipe the bottom hole of the cylinder main bearing with a towel,
then press the main bearing on the tile (3) into the bottom hole.
7.
Lifting the crankshaft parts, blowing clean the oil passage with compressed air and wipe the
spindle journals and connecting rod journals with a towel, and then gently into the cylinder
block, so that the main journal fell into the bearing.
7-1, before loading the crankshaft, the inner surface of the main bearing tile (3) coated with
lubricating oil.
7-2, carefully check before cranking the crankshaft bump each friction bump, if necessary, to
be cleared.
7-3, lifting knock is not allowed to bump injury.
7-4, before loading the oil hole should be determined, the friction pair be cleaned.
8.
Insert the top thrust plate (2), noting that the thrust plate groove faces outward (toward the
crankshaft). Thrust piece before loading with the bearing cap surface coated with lubricating
oil.
9.
Spindle neck clean lubricant.
10.
Plane under the plane of the cylinder glue, glue line to ensure continuous and uniform. On the
basis of ensuring smooth oil seal and no distortion, put the O-ring flatly into the groove of the
lubricating oil seal in the lower plane of the cylinder block.
11.
Insert the main bearing (5) and the lower thrust plate (6) into the crankcase (7) with the oil
groove facing the crankshaft to assemble the crankcase (7).
12.
Apply clean lubricating oil to the bolt bearing surface of the crankcase (7) and to the threaded
part of the main bearing bolt (8), loosen the main bearing bolt (8), and then pre-tighten all
main bearing bolts as follows:
Document Courtesy of Fly Parts Guy Co.
www.FlyPartsGuy.com
Document Courtesy of Fly Parts Guy Co.
www.FlyPartsGuy.com
