SQR7080 Service Manual 372 Engine Mechanical System
44
Chery Automobile Co., Ltd
4. Assemble the piston connecting rod Ay, connecting
rod bush and connecting rod bearing cover according
to the following instructions.
（1）The openings of the air ring and oil ring should
match the specified direction.
（2）Use nylon sleeves for the bolts of the connecting
rod to prevent from scraping the cylinder hole and
axial diameter
（ 3 ） Apply lubricating oil to the piston I, the
connecting rod and the surfaces of the other related
moving parts.
Nylon bar
（4）Make sure the frontward indication mark on the
piston. Should be frontward and assemble the piston
connecting rod Ay with SST.
Attention The cylinder number on the piston
connecting rod Ay should be identical to the cylinder
number.
Frontward
（5）Assemble the connecting rod bearing cover and
bush according to the following instructions.
① Smear a little lubricating oil on the bolt and screw
nut stand before they are mounted according to the
indication mark.
② Tighten the left and right screw nuts alternately for
a couple of times with the specified torque.
[Torque]： 40±2N.m
Attention The connecting rod and the rod bush should
be bought from the same supplier.
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