Chery QQ, Руководство по обслуживанию

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Chery QQ Service Manual
Mechanical Part of SQR 472Engine
49
5.4 Assemble the piston and connecting rod assembly,
connecting rod bearing bushing and the connecting rod
bearing cap, pay attention to the following:
5.4.1 The opening of compression ring and the
opening of oil ring should be in the specified direction.
5.4.2 The bolts of the connecting rod should be
covered with nylon sleeves for fear of scraping the
cylinder body and the axle.
5.4.3 The surfaces of piston and connecting rod and
other surfaces where relative motion exists should be
spread with engine oil.
5.4.4 Confirm the mark forwards of the piston and
strike it into the cylinder body with the piston ring striking
tool.
Notice : The cylinder number of the piston and
connecting rod assembly should be in accordance with the
cylinder number.
5.4.5 Assemble the connecting rod bearing cap and the
connecting rod bushing, pay attention to the following:
5.4.5.1 Put the cover on the bolt as per the mark
forwards, spread a little engine oil over the joint surface
between the nut and its seat.
5.4.5.2 Tighten the right nut and the left nut alternatively
for several times with specified torque.
Torque : 40
±
2N.m
Notice : The connecting rod and the connecting rod
bushing should be of the same subassembly:
.
Forward Mark