EasyManua.ls Logo

Doosan DP180LBF - Engine Assembly; Procedure of Assembling Engine

Doosan DP180LBF
262 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Loading...
5. About the engine
89
Engine Assembly
Procedure of Assembling Engine
Assemble the engine in the following order.
1. Attach tthe valve tapet and the oil spray nozzle.
DV2213095A
1) Attatch the valve tapet(D).
2) Attatch 24 valve tapets as the same procedure.
3) Attach the oil spray nozzle(C).
4) Tighten 1 M14 hollow screw(B) at a tightening torque of
4 kgf·m.
5) Tighten 2 M6 fixing bolts(A) at a tightening torque of
1.2 kgf·m.
6) Attaht 12 oil spray nozzle as the same procedure.
2. Attach the crankshaft.dps
DV2213093A
1) Attach the main bearing and the thrust bearing.
2) Attach the crankshaft(D).
3) Attach the bearing cap(C).
4) Attach 12 bearing cap as the same procedure.
5) Tighten M18 bearing cap bolt(B) at a tightening torque of
30 kgf·m + 90° by using the angle method.
3. Attach the camshaft.
DV2213094A
1) Apply engine oil inside cam hole and outside cam journal
of the cylinder block.
2) Attach the camshaft(A) to the cylinder block.
3) Align the cam gear marking to the crankshaft gear
marking(Timing mark).
Note) The engraved marks is “1”.
CAUTION
Cleanse all disassembled and disconnected parts.
Especially, clean the oil and coolant path with
compressed air and check if there is any resistance.
Arrange general tools and special tools for engine
assembly.
Prepare clean engine oil to be applied on each
sliding component.
Prepare repair materials such as sealant and
gaskets.
Replace used gaskets, seal rings, and expendable
parts with new ones.
Each bolt should be tightened with the specified
tightening torque in the order of tightening;
however, excessive tightening torque should be
avoided.
Ensure that all engine parts are successfully oper-
ating after reassembly.
Check if any bolts are loose after the first assembly.
Always keep hands clean during assembly.
A
B
C
D
A
D
C
B
A

Table of Contents

Related product manuals