44
4 DLT ENGINE
CYLINDER BLOCK ASSEMBLY
C
heck block for cracks by pressure testing method.
Refer Figure 67.
C
heck crank case mating surface with cylinder head
for unevenness with help of straight edge and feeler
gauge. Refer Figures 68 & 69
If
necessary grind this surfaces just to clear un-
evenness.
E
nsure that the minimum height of crank case is not
less than the specified minimum height. Thoroughly
cleanmain bearing caps and correspondingmachined
surfaces of crank case.
I
nstall main bearing caps without bearing shells in their
respective positions on crank case.
ENSURE THAT SERIAL NUMBERS ON CRANK
CASE ANDMAIN BEARINGCAPS AREMATCHING.
ALSO CAPS ARE IN SERIAL ORDER AND
NOTCHES FOR BEARING SHELLS ARE ON SAME
SIDE.
T
ighten main bearing cap mounting bolts to specified
torque. Refer Figure 70
Fig. 68
Fig. 69
Fig. 70
Fig. 67




