Volvo MD2010 - Checking of Big-End Bearing Clearance

Fig. 75. Marking up of oil hole
3.
Draw a line over the hole in the block and bushing
with a marker pen (Fig. 75). Oil in the outside of the
bushing and its mating surface in the block.
I'-
Fig. 76. Fitting of the bushing
4.
Make sure that the bushing's oil hole corresponds
with the oil channel in the cylinder block and press
i n the new bushing to the correct depth.
NOTE! The bushing should be pressed in from the
front of the block and with the bevelled side of the
bushing turned forwards (Fig. 76).
4 8
Checking of big-end bearing clearance
Special tool: 856927-9 (measuring plastic)
The big-end bearing's radial bearing clearance can be
checked by means of the measuring plastic (part. No.
856927-9) as follows:
Fig. 77. Application of measuring plastic
1. Wipe clean the big-end bearing and big-end journal
from oil. Cut a piece of measuring plastic to the
same length as the bearing width and apply the
measuring plastic along the big-end journal
(Fig. 77).
Note: Avoid the oil hole.
2.
Fit the connecting rod and cap (note markings cor-
respond) and tighten the crankshaft screws.
Tightening torque, see Technical data.
NOTE! Do not turn the connecting rod or crank-
shaft since this will destroy the measuring strip.
Engine body
Replacement of front crankshaft bushing
5.
Check that the oil channel is open after pressing in.
1. Dismantle the bushing from the cylinder block.
Check also the bushing's inner diameter. See
2.
Check that the bushing's mating surface in the
"Technical data" for size.
block has no burrs or upset ends.