Doosan DE12T - Connecting Rod Bearing Crush; Crank Shaft End Play; Crankshaft Bearing Crush

•
Crankshaft bearing crush
Install the bearing and cap in the cylinder
block, retighten the bolts to specified
torque, unscrew out one bolt completely,
then measure the clearance between the
bearing cap and cylinder block using a
feeler gauge.
•
Connecting rod bearing crush
Install the bearing and cap in the con-
necting rod big end, retighten the bolts to
specified torque, unscrew out one bolt
completely, then measure the clearance
between the bearing cap and connecting
rod big end using a feeler gauge.
4) crank shaft end play
•
Assemble the crankshaft to the cylin-
der block.
•
With a dial gauge, measure crankshaft
end play.
- 86 -
O A
Spread = O A - O B
O B
EDM2047I
EA6M063I
EA6M064I
Standard Dia. 0.15 ~ 0.25 mm
Standard 0.086 ~ 0.116 mm
Standard Limit
0.15 ~ 0.325 mm 0.5 mm