Wsm 05-E2B SERIES Especificaciones descargar pdf (Pagina 102)

S-49

03-E2B SERIES, WSM

DIESEL ENGINE

[3] SERVICING

(1) Cylinder Head and Valves

Top Clearance

1. Remove the cylinder head.

2. Move the piston up and stick a strip of fuse on the piston head at

three position with grease.

3. Lower the piston and install the cylinder head. (Use a new

cylinder head gasket and tighten with a specified tightening

torque.)

4. Turn the flywheel until the piston exceeds top dead center.

5. Remove the cylinder head and measure the thickness of the

fuses.

6. If the measurement is not within the factory specifications, check

the oil clearances between the crankpin and bearing and

between the piston pin and bushing.

NOTEQ

• After checking the top clearance, be sure to assemble the

cylinder head with a new cylinder head gasket.

W1020190

Cylinder Head Surface Flatness

1. Clean the cylinder head surface.

2. Place a straightedge on the cylinder head’s four sides (A), (B),

3. Measure the clearance with a feeler gauge.

4. If the measurement exceeds the allowable limit, correct it with a

surface grinder.

IMPORTANTQ

• Do not place the straightedge on the combustion chamber.

• Be sure to check the valve recessing after correcting.

W1027737

Top clearance Factory spec.

0.55 to 0.70 mm

0.0217 to 0.0276 in.

Tightening torque Cylinder head screw

93.2 to 98.1 N·m

9.5 to 10.0 kgf·m

68.7 to 72.3 ft-lbs

(1) Piston (2) Fuse

Cylinder head surface

flatness

Allowable limit

0.05 mm

0.0020 in.

KiSC issued 05, 2008 A

1 2 ... 97 98 99 100 101 102 103 104 105 106 107 ... 124 125

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Wsm 05-E2B SERIES Especificaciones Pagina 102

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