Renault Magnum engine. Manual — part 16

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Lubricate gudgeon pin, piston and small end bush.

Assemble pistons

(13) and connecting rods (14) with gudgeon pins (12).

When assembling the connecting rod / piston assembly, take care to position the marks correctly.

Install circlips

(11).

Adjust the gap of grips on tool

A according to the diameter of piston.

See pages .

A = 0083

To avoid breakage of the piston rings during operation and during assembly / dismantling of the fire and compression rings, it is vital to not

exceed the spacing distance X.Fire ring : X = 37.6 mmCompression ring : X = 38 mmOil scraper ring : X = 34.1 mm

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Fit piston rings

(10 - 9 - 8) so that the "TOP" marks are facing upwards.

Use tool

A.

A = 0083

For the oil scraper ring

(10), the spring gap must be diametrically opposed to the joint gap.

The piston ring joint gaps must be staggered in relation to one another.

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In a vice.

Use a protective device.

Apply oil to piston

(13) (engine oil).

Compress rings

(8 - 9 - 10).

Use tool

A.

A = 8531

Mount tool

B.

B = 2935

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Withdraw tool 1462.

Install connecting rod/piston assemblies.

Use tool

A.

A = 8531