Jaguar XJ (X350). Manual — part 545

6 . NOTE:

Discard the O-ring seals.

Remove the cylinder head coolant outlet assembly.

7 . Remove the left-hand cylinder head glow plugs.

For additional information, refer to Glow Plugs

8 . Disconnect the camshaft position sensor.

9 . Remove the hydraulic adjuster and rocker assemblies.

10 .

CAUTION: Only use a plastic scrapper to clean off the old gasket.

Remove the left-hand cylinder head assembly.

Remove and discard the left-hand cylinder head retaining bolts.

Remove and discard the left-hand cylinder head gasket.

Installation

1

.

CAUTION: Use care when installing the cylinder head. Damage to the cylinder block,

cylinder head or the cylinder head gasket may result.

NOTE:

Install a new cylinder head gasket.

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The head gaskets must be installed over the cylinder head to block dowels.

NOTE:

Make sure the cylinder head is installed in its original position.

NOTE:

Tighten the retaining bolts in the indicated sequence in four stages.

Install the cylinder head and install new cylinder head retaining bolts.

Stage 1: Tighten to 20 Nm.

Stage 2: Tighten to 40 Nm.

Stage 3: Tighten to 80 Nm.

Stage 4: Tighten to 180 degrees.

2 . Install the hydraulic adjuster and rocker assemblies.

NOTE:

3 . Connect the camshaft position sensor.

4 . Install the left-hand cylinder head glow plugs.

For additional information, refer to Glow Plugs

5 . NOTE:

Install new O-ring seals.

Install the cylinder head coolant outlet assembly.

Tighten to 10 Nm.

6 . Attach the radiator top hose onto the cylinder head coolant outlet assembly.

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