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SsangYong Musso. Service manual - part 404

1B3-178 OM600 ENGINE MECHANICAL

Height ‘A’

(cylinder head surface - cylinder head cover surface)

Minimum height after machining

Permissible unevenness of parting surface

Permissible variation of parallelism (longitud. Direction)

Peak-to-valley height

Valve arrears ‘a’

Prechamber protrusion

Service Data

In longitudinal direction

In transverse direction

Intake valve

Exhaust valve

142.9 - 143.1mm

142.5mm

0.08mm

0.0mm

Max. 0.1mm

0.0017mm

0.1 - 0.7mm

7.6 - 8.1mm

FACING CYLINDER HEAD MATING SURFACE

Preceding Work : Removal of prechamber

Cylinder head pressure leakage test

1 Valve
2 Cylinder Head
3 Prechamber

A Height of Cylinder Head

B Longitudinal Direction

C Transverse Direction

a Valve Arrears
b Prechamber Protrusion

OM600 ENGINE MECHANICAL 1B3-179

Measurement Procedure

1. Measure height ‘A’.

Limit

142.5 mm

Notice

If the height is less than 142.5mm, replace the cylinder head.

2. Insert the valve (1) and measure valve arrears ‘a’.

Valve Arrears ‘a’

0.1 - 0.7 mm

Notice

If out of standard, machine the valve seat.

3. Install the prechamber and measure protrusion ‘C’.

Protrusion ‘C’

7.6 - 8.1mm

4. Assemble the engine and check the valve timing.

1B3-180 OM600 ENGINE MECHANICAL

REPLACEMENT OF CRANKCASE CORE PLUG

Left

Right

Core plug .......................................................

34mm

OM661LA - 2EA
OM662LA - 3EA

Core plug .......................................................

34mm

OM661LA - 2EA
OM662LA - 3EA

Core plug .......................................................

17mm

OM661LA - 1EA
OM662LA - 1EA

Core plug .......................................................

34mm

OM661LA - 1EA
OM662LA - 1EA

Left

Right

OM600 ENGINE MECHANICAL 1B3-181

Tools Required

102 589 00 15 00 Drift

102 589 12 15 00 Drift

Replacement Procedure

1. Completely drain the coolant.

2. Remove any parts which impede access.

(Example : transmission, injection pump)

3. Place the screwdriver to the deepdrawn edge of the core

plug and pull forward and then rotate 90°.

4. Pull out the core plug with pliers.

5. Thoroughly clean the sealing surface and apply Loctite 241.

6. Install the new core plug by using a drift.

Drift 102 589 00 15 00 (F34)
Drift 102 589 12 15 00 (F17)

7. Install the removed parts and fill the coolant.

Notice

The adhesive must be allowed to harden for about 45
minutes before filling of coolant.

8. Warm up the engine and check the coolant for leaks.

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