Pistons, Installation
1 For piston ring positioning, refer to Assembling
Piston, Piston Rings and Con Rod page
89.
Fit a piston ring compressor on the piston.
Lubricate the connecting rod bearing shells and
studs with engine oil.
2 Crank the crankshaft so that the big end bearing
is in the lowest position for the piston to be instal-
led.
Insert the piston (1) in the bore and carefully tap
it down. The piston marking " SHIBAURA " must
face the injection pump side.
IMPORTANT!
Make sure that the connecting rod studs to not
strike the crankshaft when tapping down the pis-
ton.
3 Install the big end bearing cap according to the
mark. Tighten with 23 Nm of torque (17.0 lbf.ft)
(D1-13, D1-20), or 32 Nm (23.6 lbf.ft) (D1-30,
D2-40).
Check the movement of the big end bearing.
Repeat the
procedure to install the remaining pis-
tons.
21-3 Cylinder Liner, Pistons
68 47701798 05-2013 © AB VOLVO PENTA
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