Daewoo Korando. Manual - part 63

1B2-74  M161 ENGINE MECHANICAL

Test (Upper and Lower Valve Tappet and Valve
Cotter)

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Upper Valve Spring Retainer

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Lower Valve Spring Retainer

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Valve cotter

12.3

 (D)

(d)

 8.5

 Size (mm)

Thickness (mm)

 (a)

0.8 - 1.0

9.2 - 9.8

 (H)

(B)

9.0

 Size (mm)

M161 ENGINE MECHANICAL  1B2-75

VALVE STEM SEAL

Preceding Work : Removal of valve spring

1 Drift (Special Tool)
2 Valve Stem Seal
3 Protective Sleeve

Drift 119 589 00 43 00

Pliers 104 589 00 37 00

Tools Required

104 589 00 37 00 Pliers

119 589 00 43 00 Drift

Replacement Procedure

1. Remove the valve stem seal (2) using the pliers.

Notice

Check the valve stem seal for damage and replace if
necessary.

2. Coat the valve stem seal with oil and assemble it with the

protective sleeve.

3. Insert the valve stem seal by pressing it with the drift.

1B2-76  M161 ENGINE MECHANICAL

CHAIN TENSIONER

1 Screw Plug ................................................ 40 Nm
2 Seal
3 Filler Pin
4 Compression Spring

5 Snap Ring
6 Thrust Pin
7 Chain Tensioner Housing ..................... 72-88 Nm
8 Seal

Removal Procedure

1. Position the number 1 cylinder to ATDC 20°.

Notice

Remove the oil filler cap at adjustment position, and check
whether the intake camshaft cam’s lobe (arrow) stays in the
upper side.

2. Cover the alternator with a clean cloth.

3. Release the tension by unscrewing the screw plug once.

Notice

In case that the tension is reduced by unscrewing the screw
plug, reinstall after completely removing the chain tensioner.
If the chain tensioner is tightened again without completely
reducing its tension, then the snap ring doesn’t return to
the original position and the tension gets excedded.

M161 ENGINE MECHANICAL  1B2-77

Installation Procedure

1. Connect the thrust pin (6) and the snap ring (5) to the chain

tensioner housing (7).

Notice

When connecting the thrust pin, push in the thrust pin far
enough so that it doesn’t protrude at the chain tensioner
housing.

4. Carefully unscrew the screw plug (1), and remove the seal

(2).

Notice

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For the removal of screw plug, be careful that it can be

jumped out due to the force of compression spring.

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Remove the screw plug only when the seal and

compression spring are damaged.

5. Carefully remove the filler pin (3), compression spring (4),

snap ring (5), and the thrust pin (6).

6. Remove the chain tensioner housing (7) and the seal (8).

3. Insert the compression spring (4) with the filler pin (3) into

chain tensioner housing.

2. Install the chain tensioner housing (7), Thrust pin (6), snap

ring (5), and the seal (8).

Installation Notice

Tightening  Torque

72 - 88  Nm