Doosan D1146, Installation Operation & Maintenance

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9.1.26. Oil pump
•
Remove the bracket fixing bolts of oil
intake pipe.
•
Remove the pipe assembling bolts of
oil pump and disassemble intake and
supply pipe.
•
Remove the oil pump assembling
bolts, and disassemble the oil pump.
9.1.27. Piston
•
Remove the connecting rod cap bolts
in the reverse order of assembling but
do same as the cylinder head bolt
removal.
•
Disassemble the upper/lower of con-
necting rod caps by tapping lightly with
urethane hammer, and remove the
bearing.
•
By pushing the connecting rod with
wooden bar from the direction of oil
pan toward cylinder head, disassem-
ble the piston assembly.
•
The disassembled piston assembly
should be handled to prevent bumping
each other, and stored as the cylin-
der’s order.
•
In order for connecting rod cap not to
be swapped, temporarily assemble to
the corresponding connecting rod.
<Disassembly of piston>
(1) Remove the snap rings by means of
a plier.
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EFM2025I
EFM2026I