Position the valve seating surface toward the tappet
hole and insert the piston with hand.
Caution:
Use care not to damage the cylinder liner and piston,
and slightly lift and insert the piston into the cylinder
so that the ring may not be damaged by the fillet of
the liner.
Install the bearing in the connecting rod cap and apply
oil.
Caution:
Make sure that the manufacture serial numbers
impressed on the connecting rod cap and
connecting rod big end are identical, and install the
connecting rod cap by aligning it with dowel pin.
Wet the fixing bolts with engine oil, semi-tighten them
with hand, tighten them to the specified torque using a
torque wrench as follows.
<Tightening order>
(1) First stage: Coat engine oil over bolts.
(2) Second stage: Temporary bolt screwing about 1 ~ 2 threads
(3) Third stage: With torque wrench, tighten up to about 10 kg.m
(4) Fourth stage: With torque wrench, tighten up to about 15 kg.m
(5) Fifth stage: By means of torque wrench, tighten finally in the specified torque. (18 kg.m).
5ton Diesel Engine SPC000006
Page 71
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