● Tighten connecting rod bolts in accordance with process
requirement. Tighten connecting rod bolts of the 1st and 6th cylinders
rst, turn engine 120°, then tighten connecting rod bolts of the 2nd and
5th, and turn engine 120°, then tighten connecting rod bolts of the 3rd and
4th cylinders.
Note
：
※
Alternately tighten the two bolts of each cylinder by hand, 120 Nm
for the first time, then turn
90°±5°, and the torque should
be 170~250 Nm. Otherwise,
replace them.
※
Turn the engine to feel
freely and no retarding.
2.5 The Assembly of the
Timing Gear Housing
● Check whether every
combining surface of timing gear housing is hurt and remove grease after
polishing and cleaning.
● Drive springy cylindrical pin into side, coat thread locking agents
on thread parts of the double-headed thud, tighten it and clean excessive
sealant.
● Tighten hexagonal bolts with seal gaskets Install refueling tube
gasket and then refueling tube. Insert hexagonal bolts with springy
gaskets and then tighten them.
● Polish, clean, remove grease and coat sealing glue on the
combining surface of cylinder block and timing gear housing.
● Install middle gear shaft into middle gear, and then put them into
timing gear housing.
● Install timing gear housing parts. Drive intermediate gear shaft into
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