Checking procedure

CAMSHAFT AND ROCKER ARMS ENG

F-8

CAMSHAFT AND ROCKER ARMS ENG

CHECKING THE CAMSHAFT

1. Inspect:

• Cam lobes

Replace if found with a blue discoloration, pitted or scratched

2. Measure:

• Cam lobes length §a and §b

If not as specified, replace them

	Cam lobes length: Intake:
§a 30.811~30.911 mm
<Limit: 30.711 mm>
§b 25.145~25.245 mm
<Limit: 25.045 mm>
Exhaust
§a 30.811~30.911 mm
<Limit: 30.711 mm>
§b 25.152~25.252 mm
<Limit: 25.052 mm>

3. Check:

• Camshaft oil passage

If blocked, blow out oil passage with compres- sed air

CHECKING THE ROCKER ARM SHAFTS AND THE ROCKER ARMS

1. Check:

• Cam lobe surface Ø

• Adjuster surface Ø

If any scratches, pits, wear or blue discoloration are found, replace the part

*********************************************************** 1

• Check the two contact areas on the rocker arms for signs of unusual wear

• Rocker arm shaft hole

• Cam-lobe contact surface

If excessively worn, replace it

• Check the surface condition of the rocker arms shafts.

• Replace or check lubrication if any scratches, pits or blue discoloration are found

• Measure the inside diameter of the rocker arm holes If not as specified, replace them

	Inside diameter of rocker arm: 11,990 ~ 12,028 mm
<limit:12.030mm>

• Measure the outside diameter (b) of the rocker arms shafts.

If not as specified, replace it

	Shaft outside diameter (rocker arm shaft): 11.981 ~ 11.991
<limit: 11.995mm>

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2. Install

2 • Rocker arms Ø

• Camshaft Ø

• Fixing plate Ø

3. Apply

• Molybdenum disulphide oil (onto the rocker arms and rocker arms shaft)

Molybdenum disulphide oil

4. Install

• Rocker arm shaft

CAUTION:

Дата добавления: 2014-12-23