Daewoo ST Series Instruções de Operação descarregar pdf (Página 84)

6.3. Engine Re-assembly

6.3.1. General precautions

•

Clean all the disassembled parts, particularly oil and water ports, using compressed air,

then check that they are free from restrictions.I

•

Arrange the general and special tools in order to engine assembly operation.

•

To lubricate each sliding part, prepare the clean engine oil.

•

Prepare maintenance materials such as sealant, gaskets, and etc.

•

Discard used gaskets, seal rings, and consumable parts, and replace with new ones.

•

Apply only the specified torque for bolts in the specified tightening order and avoid over-

tightening.

•

Be sure to check that all the engine parts operate smoothly after being reassembled.

•

Check the bolts for looseness after preliminary re-assembly.

•

After completing the engine re-assembly operation, check if there is missing parts or short-

age of parts.

•

Keep your hands clean during the maintenance.

6.3.2. Cylinder block

•

Cover the floor of the workshop with wood plate or thick paper to prevent damage to the

cylinder head and place the head face of the cylinder block towards downward.

6.3.3. Oil spray nozzle

•

Tighten and assemble the oil spray

nozzle with fixing bolts using the

spray nozzle jig.

6.3.4. Tappet and cam shaft

•

Under cool a new bush with dry ice for about 2 hours and press it into position in the cylin-

der block using a bench press. After the pressing operation, measure the inside diameter of

the cam bush to check if it is not deformed.

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Daewoo ST Series Instruções de Operação Página 84