Doosan DL06 - Page 100

DL06K Interim Tire-4 Diesel Engine Disassembly and Reassembly of Major Components
98
z Assemble the piston ring to the piston,
using the piston ring flier.
z To prevent that piston rings are upside
down, make the section marked with
"Y' or "TOP" on the upper side of the
ring connection part face upward.
z Adjust the angle of the piston ring
connection part to 120° and insert the
piston insertion jig to the piston. Be
careful that the piston ring connection
part should not match the pin direction.
z Assemble the connecting rod bearing
to the key groove, and spray oil on the
bearing and piston.
z Insert the piston in such way that the
entry of the piston oil gallery matches
the direction of the spray nozzle.
z Be careful not to damage the cylinder
liner and piston, and insert the ring
into the cylinder line, using the piston
insertion tool, so that the ring is not
damaged by the end of the liner.
z Assembly tool item number :
EF.120-208
z Insert a bearing to the connecting rod cap and spray oil.
EE1OM082
Top ring
2nd ring
Oil ring
EAMD090I
"Y" or "TOP"
EE1OM083
2nd ring
Piston
Piston
Top ring
Oil ring
EE1OM085
View from crankshaft pulley
Spray nozzle
Piston oil gallery