Doosan GL08K, Руководство по эксплуатации и техническому обслуживанию

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Maintenance - 88 -

Adjust the angle among individual
piston ring gaps to 120° and fit a piston
assembling jig onto the piston, Use care
not to match the ring gaps with the pin
direction.

Install the bearing by aligning it with the
connecting rod key groove and apply oil
to the bearing and piston.
 Position the valve seating surface
toward the tappet hole and insert the
piston with hand.
CAUTION :
Use care not to damage the cylinder
liner and piston, and slightly lift and
insert the piston into the cylinder so
that the ring may not be damaged by
the fillet of the liner.

Install the bearing in the connecting rod
cap and apply oil.
CAUTION :
Make sure that the manufacture serial
numbers impressed on the connecting
rod cap and connecting rod big end are
identical, and install the connecting rod
cap by aligning it with dowel pin.
Marked with the name of piston ring
manufacturing company
ED4OM023
EDL11180005
Top Ring Gap
Oil Ring
Gap
2nd Ring End Gap
120
O
EAMD092I
Tappet hole
Valve seating
EA0M4092
Serial No.