76
Repair instructions
Crankshaft, assembly
1
Place the bearing shells in their places.
Make sure that bearing shells of the correct
dimensions are installed and that they are correctly
seated in their places.
2
Lubricate the bearing surfaces with engine oil.
3
Check the crankshaft ducts and bearing surfaces.
4
Move over or install a new crankshaft gear when
the crankshaft is replaced.
Check that the key and key slot are not damaged.
6
Lubricate the crankshaft journals with engine oil and
carefully lift the crankshaft into place, using two lifting
strops.
NOTE! Make sure that the marking on the crankshaft
gear and on the idler gear coincide.
7
Install thrust washers for the centre main bearing
(thrust bearing).
Thanks to the fixing cutouts, the thrust washers can
only be installed one way round.
8
Install the main bearing caps and note the markings
carefully.
The markings indicate the bearing cap positions.
9
Oil and install the main bearing cap screws. Torque
the screws to 150±10 Nm (15±1.0 kpm).
Check the end float of the crankshaft.
Maximum end float is 0.4 mm.
10
Install the oil pump and oil pipes.
11
Install the flywheel housing. Please refer to items 2
and 3 in the “Flange seal and flywheel housing”
method on page 83.
5
Set up the timing gear so that the markings on the
camshaft drive gear, injector drive gear and idler
gear coincide.
NOTE! The injector pump drive gear on the TAMD63
and TAMD72 does not have markings.
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