Daewoo Musso. Manual - part 36

1B1-80  M162 ENGINE MECHANICAL

TENSIONING RAIL

Preceding Work : Removal of timing gear case cover

1 Tensioning Rail
2 Plastic Guide
3 Tensioning Rail Pin
4 Guide Rail

Removal & Installation Procedure

1. Put the assembly mark at the camshaft sprocket and the

timing chain with the paint (arrow).

2. Remove the exhaust camshaft sprocket.

3. Remove the tensioning rail (1) from the tensioning rail pin

(3).

Notice

l

Replace the plastic guide (2) if it is damaged.

l

For installation, exactly align the plastic guide (2) with

the tensioning rail (1).

4. Installation should follow the removal procedure in the

reverse order.

5. Check the camshaft timing position.

M162 ENGINE MECHANICAL  1B1-81

Tools Required

104 589 01 01 00 Spanner

Removal & Installation Procedure

1. Remove the chain tensioner (1).

2. Turn the exhaust camshaft to the camshaft rotating direction

using the wrench (4) and loosen the timing chain at upper
guide rail (2).

3. Pull out the upper guide rail pin from the guide rail (2).

4. Turn the exhaust camshaft to the opposite direction of

rotation using the wrench (4, special tool : 104 589 01 01
00).

5. Check for damages at the upper sliding rail and replace it if

necessary. Install the upper guide rail pin.

6. Install the chain tensioner.

Installation Notice

CYLINDER HEAD GUIDE RAIL

Preceding Work : Removal of cylinder head cover

1 Chain Tensioner
2 Upper Guide Rail
3 Upper Guide Rail Pin
4 Wrench (Special Tool)

Tightening Torque

Screw Plug

40 Nm

Tensioner Assembly

72 - 88 Nm

1B1-82  M162 ENGINE MECHANICAL

CRANKCASE GUIDE RAIL

Preceding Work : Removal of timing gear case cover

1 Guide Rail
2 Plastic Guide
3 Guide Rail Pin
4 Tensioning Rail

Removal & Installation Procedure

1. Put the assembly mark at the camshaft sprocket and the

timing chain with the paint (arrow).

2. Remove the exhaust camshaft sprocket.

3. Remove the guide rail (1) from the guide rail pin (3).

Notice

l

Replace the plastic guide (2) if damaged.

l

Connect the plastic guide (2) and the guide rail (1) by

aligning them accurately when installing.

4. Installation should follow the removal procedure in the

reverse order.

5. Check the camshaft timing position.

M162 ENGINE MECHANICAL  1B1-83

CRANKSHAFT SPROCKET

Preceding Work : Removal of oil pan

Removal of tensioning rail
Removal of crank case guide rail

6 Bolt (M8 x 20, 1 piece) / Washer .......... 29-35 Nm
7 Oil Pump Sprocket
8 Oil Pump
9 Oil Pump Roller Chain

10 Timing Chain

1 Oil Pump Chain Tensioner
2 Oil Pump Chain Bushing
3 Oil Pump Chain Spring
4 Crankshaft Sprocket
5 Key