Renault Magnum engine. Manual — part 100

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Without "Optibrake" / "Optibrake +"

The marks

(B) 1 - 5 - 3 - 6 - 2 - 4 correspond to the recommended inlet valve clearances , to the recommended exhaust valve clearances and to the

recommended pump injector pre-travel distances for each relative cylinder.

Mark

(B) must be positioned in the centre of marks (A) when carrying out the adjustment.

For values, see "Technical data" chapter.

See pages .

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Engine equipped with "Optibrake"

The marks

(B) 1 - 5 - 3 - 6 - 2 - 4 correspond to the recommended inlet valve clearances and to the recommended pump injector pre-travel distances for

each relative cylinder.

The marks

(C) V1 - V5 - V3 - V6 - V2 - V4 correspond to the recommended exhaust valve clearances for each relative cylinder.

The marks

(B) or (C) must be positioned between the marks (A) to make the correct adjustment.

For values, see "Technical data" chapter.

See pages .

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Engine equipped with "Optibrake +"

The marks

(B) 1 - 5 - 3 - 6 - 2 - 4 correspond to the recommended inlet valve clearances and to the recommended pump injector pre-travel distances for

each relative cylinder.

The marks

(C) E1 - E5 - E3 - E6 - E2 - E4 correspond to the recommended exhaust valve clearances for each relative cylinder.

The marks

(B) or (C) must be positioned between the marks (A) to make the correct adjustment.

For values, see "Technical data" chapter.

See pages .

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Adjustment of inlet valves

Measure the valve clearances using feeler gauges.

See pages .

Loosen the locknut and the adjuster.

Adjust the clearance between the rocker arm and the valve yoke by means of screw.

Tighten the locknut to torque while holding the adjuster.

See pages .

Make a mark on the rocker arm when adjustment is finished.

Perform the same operation on all the other cylinders.